Collection: Keysteel Lengths - Square - Stainless Steel

136 Products in this selection
  • 303, 304 and 316 grade key steel. Square stainless steel bar that can be used for keysteel or for small construction projects.
  • Use oversized for replacing keys where the keyway may be slightly worn - standard aftermarket keysteel
  • Use undersized for manufacturing and new applications where the keyway tolerances can be controlled
Additional resources:
Keysteel Catalogue PDF
Width (s1) Height (s2) Length (L) Indicative
Image
24.000
mm
+ 0.127 / - 0.00
24.000
mm
+ 0.127 / - 0.00
300
mm
+ 8.0 / - 3.2
1131131 | 4R-0240-0300-KS3O --- Square Keysteel Lengths - 24 mm x 24 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Oversized   
Part Number: 4R-0240-0300-KS3O Square Keysteel Lengths - 24 mm x 24 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $336.86 AUD
Regular price Sale price $336.86 AUD
Each
Width (s1) Height (s2) Length (L) Indicative
Image
24.000
mm
+ 0.127 / - 0.00
24.000
mm
+ 0.127 / - 0.00
300
mm
+ 8.0 / - 3.2
1131131 | 4R-0240-0300-KS3O --- Square Keysteel Lengths - 24 mm x 24 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Oversized   
Part Number: 4R-0240-0300-KS3O Square Keysteel Lengths - 24 mm x 24 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $336.86 AUD
Regular price Sale price $336.86 AUD
Each
View the product page first if you are unsure.
25.000
mm
+ 0 / - 0.102
25.000
mm
+ 0 / - 0.102
300
mm
+/- 3.2
1133089 | 4R-0250-0300-KS6U --- Square Keysteel Lengths - 25 mm x 25 mm x 300 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Undersized   
Part Number: 4R-0250-0300-KS6U Square Keysteel Lengths - 25 mm x 25 mm x 300 mm
Contact Us | Item Discontinued - Please contact us if you need a large quantity
25.000
mm
+ 0 / - 0.102
25.000
mm
+ 0 / - 0.102
300
mm
+/- 3.2
1133089 | 4R-0250-0300-KS6U --- Square Keysteel Lengths - 25 mm x 25 mm x 300 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Undersized   
Part Number: 4R-0250-0300-KS6U Square Keysteel Lengths - 25 mm x 25 mm x 300 mm
Contact Us | Item Discontinued - Please contact us if you need a large quantity
25.000
mm
+ 0 / - 0.102
25.000
mm
+ 0 / - 0.102
300
mm
+/- 3.2
1133091 | 4R-0250-0300-KS4U --- Square Keysteel Lengths - 25 mm x 25 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Undersized   
Part Number: 4R-0250-0300-KS4U Square Keysteel Lengths - 25 mm x 25 mm x 300 mm
Contact Us | Item Discontinued - Please contact us if you need a large quantity
25.000
mm
+ 0 / - 0.102
25.000
mm
+ 0 / - 0.102
300
mm
+/- 3.2
1133091 | 4R-0250-0300-KS4U --- Square Keysteel Lengths - 25 mm x 25 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Undersized   
Part Number: 4R-0250-0300-KS4U Square Keysteel Lengths - 25 mm x 25 mm x 300 mm
Contact Us | Item Discontinued - Please contact us if you need a large quantity
25.000
mm
+ 0 / - 0.102
25.000
mm
+ 0 / - 0.102
1000
mm
+/- 3.2
1133095 | 4R-0250-1000-KS6U --- Square Keysteel Lengths - 25 mm x 25 mm x 1000 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Undersized   
Part Number: 4R-0250-1000-KS6U Square Keysteel Lengths - 25 mm x 25 mm x 1000 mm
Contact Us | Item Discontinued - Please contact us if you need a large quantity
25.000
mm
+ 0 / - 0.102
25.000
mm
+ 0 / - 0.102
1000
mm
+/- 3.2
1133095 | 4R-0250-1000-KS6U --- Square Keysteel Lengths - 25 mm x 25 mm x 1000 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Undersized   
Part Number: 4R-0250-1000-KS6U Square Keysteel Lengths - 25 mm x 25 mm x 1000 mm
Contact Us | Item Discontinued - Please contact us if you need a large quantity
25.400
mm
+ 0 / - 0.102
25.400
mm
+ 0 / - 0.102
300
mm
+ 8.0 / - 3.2
1135321 | 4R-0254-0300-KS3U --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0254-0300-KS3U Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $168.77 AUD
Regular price Sale price $168.77 AUD
Each
25.400
mm
+ 0 / - 0.102
25.400
mm
+ 0 / - 0.102
300
mm
+ 8.0 / - 3.2
1135321 | 4R-0254-0300-KS3U --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0254-0300-KS3U Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $168.77 AUD
Regular price Sale price $168.77 AUD
Each
View the product page first if you are unsure.
25.400
mm
+ 0 / - 0.076
25.400
mm
+ 0 / - 0.076
300
mm
+ 8.0 / - 3.2
1135322 | 4R-0254-0300-KS6U --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Standard Undersized   
Part Number: 4R-0254-0300-KS6U Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $140.59 AUD
Regular price Sale price $140.59 AUD
Each
25.400
mm
+ 0 / - 0.076
25.400
mm
+ 0 / - 0.076
300
mm
+ 8.0 / - 3.2
1135322 | 4R-0254-0300-KS6U --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Standard Undersized   
Part Number: 4R-0254-0300-KS6U Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $140.59 AUD
Regular price Sale price $140.59 AUD
Each
View the product page first if you are unsure.
25.400
mm
+ 0 / - 0.076
25.400
mm
+ 0 / - 0.076
900
mm
1135328 | 4R-0254-0900-KS6U --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 900 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Standard Undersized   
Part Number: 4R-0254-0900-KS6U Square Keysteel Lengths - 25.4 mm x 25.4 mm x 900 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $533.05 AUD
Regular price Sale price $533.05 AUD
Each
25.400
mm
+ 0 / - 0.076
25.400
mm
+ 0 / - 0.076
900
mm
1135328 | 4R-0254-0900-KS6U --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 900 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Standard Undersized   
Part Number: 4R-0254-0900-KS6U Square Keysteel Lengths - 25.4 mm x 25.4 mm x 900 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $533.05 AUD
Regular price Sale price $533.05 AUD
Each
View the product page first if you are unsure.
25.400
mm
+ 0 / - 0.102
25.400
mm
+ 0 / - 0.102
914
mm
+/- 3.2
1135330 | 4R-0254-0914-KS3U --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 914 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0254-0914-KS3U Square Keysteel Lengths - 25.4 mm x 25.4 mm x 914 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $660.14 AUD
Regular price Sale price $660.14 AUD
Each
25.400
mm
+ 0 / - 0.102
25.400
mm
+ 0 / - 0.102
914
mm
+/- 3.2
1135330 | 4R-0254-0914-KS3U --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 914 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0254-0914-KS3U Square Keysteel Lengths - 25.4 mm x 25.4 mm x 914 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $660.14 AUD
Regular price Sale price $660.14 AUD
Each
View the product page first if you are unsure.
25.400
mm
+ 0.127 / - 0.00
25.400
mm
+ 0.127 / - 0.00
300
mm
+ 8.0 / - 3.2
1135334 | 4R-0254-0300-KS3O --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Oversized   
Part Number: 4R-0254-0300-KS3O Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $139.23 AUD
Regular price Sale price $139.23 AUD
Each
25.400
mm
+ 0.127 / - 0.00
25.400
mm
+ 0.127 / - 0.00
300
mm
+ 8.0 / - 3.2
1135334 | 4R-0254-0300-KS3O --- Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Oversized   
Part Number: 4R-0254-0300-KS3O Square Keysteel Lengths - 25.4 mm x 25.4 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $139.23 AUD
Regular price Sale price $139.23 AUD
Each
View the product page first if you are unsure.
28.575
mm
+ 0 / - 0.152
28.575
mm
+ 0 / - 0.152
300
mm
+ 8.0 / - 3.2
1139616 | 4R-0286-0300-KS3U --- Square Keysteel Lengths - 28.575 mm x 28.575 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0286-0300-KS3U Square Keysteel Lengths - 28.575 mm x 28.575 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $442.86 AUD
Regular price Sale price $442.86 AUD
Each
28.575
mm
+ 0 / - 0.152
28.575
mm
+ 0 / - 0.152
300
mm
+ 8.0 / - 3.2
1139616 | 4R-0286-0300-KS3U --- Square Keysteel Lengths - 28.575 mm x 28.575 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0286-0300-KS3U Square Keysteel Lengths - 28.575 mm x 28.575 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $442.86 AUD
Regular price Sale price $442.86 AUD
Each
View the product page first if you are unsure.
28.575
mm
+ 0 / - 0.076
28.575
mm
+ 0 / - 0.076
300
mm
+ 8.0 / - 3.2
1139618 | 4R-0286-0300-KS6U --- Square Keysteel Lengths - 28.575 mm x 28.575 mm x 300 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Standard Undersized   
Part Number: 4R-0286-0300-KS6U Square Keysteel Lengths - 28.575 mm x 28.575 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $889.32 AUD
Regular price Sale price $889.32 AUD
Each
28.575
mm
+ 0 / - 0.076
28.575
mm
+ 0 / - 0.076
300
mm
+ 8.0 / - 3.2
1139618 | 4R-0286-0300-KS6U --- Square Keysteel Lengths - 28.575 mm x 28.575 mm x 300 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Standard Undersized   
Part Number: 4R-0286-0300-KS6U Square Keysteel Lengths - 28.575 mm x 28.575 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $889.32 AUD
Regular price Sale price $889.32 AUD
Each
View the product page first if you are unsure.
31.750
mm
+ 0 / - 0.152
31.750
mm
+ 0 / - 0.152
300
mm
+ 8.0 / - 3.2
1144031 | 4R-0318-0300-KS3U --- Square Keysteel Lengths - 31.75 mm x 31.75 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0318-0300-KS3U Square Keysteel Lengths - 31.75 mm x 31.75 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $329.14 AUD
Regular price Sale price $329.14 AUD
Each
31.750
mm
+ 0 / - 0.152
31.750
mm
+ 0 / - 0.152
300
mm
+ 8.0 / - 3.2
1144031 | 4R-0318-0300-KS3U --- Square Keysteel Lengths - 31.75 mm x 31.75 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0318-0300-KS3U Square Keysteel Lengths - 31.75 mm x 31.75 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $329.14 AUD
Regular price Sale price $329.14 AUD
Each
View the product page first if you are unsure.
31.750
mm
+ 0 / - 0.076
31.750
mm
+ 0 / - 0.076
300
mm
+ 8.0 / - 3.2
1144032 | 4R-0318-0300-KS6U --- Square Keysteel Lengths - 31.75 mm x 31.75 mm x 300 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Standard Undersized   
Part Number: 4R-0318-0300-KS6U Square Keysteel Lengths - 31.75 mm x 31.75 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $442.05 AUD
Regular price Sale price $442.05 AUD
Each
31.750
mm
+ 0 / - 0.076
31.750
mm
+ 0 / - 0.076
300
mm
+ 8.0 / - 3.2
1144032 | 4R-0318-0300-KS6U --- Square Keysteel Lengths - 31.75 mm x 31.75 mm x 300 mm
Material: Stainless Steel 316 (Similar to A4, 18-10)    Tolerance Type: Standard Undersized   
Part Number: 4R-0318-0300-KS6U Square Keysteel Lengths - 31.75 mm x 31.75 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $442.05 AUD
Regular price Sale price $442.05 AUD
Each
View the product page first if you are unsure.
31.750
mm
+ 0 / - 0.152
31.750
mm
+ 0 / - 0.152
914
mm
+/- 3.2
1144040 | 4R-0318-0914-KS3U --- Square Keysteel Lengths - 31.75 mm x 31.75 mm x 914 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0318-0914-KS3U Square Keysteel Lengths - 31.75 mm x 31.75 mm x 914 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $978.32 AUD
Regular price Sale price $978.32 AUD
Each
31.750
mm
+ 0 / - 0.152
31.750
mm
+ 0 / - 0.152
914
mm
+/- 3.2
1144040 | 4R-0318-0914-KS3U --- Square Keysteel Lengths - 31.75 mm x 31.75 mm x 914 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0318-0914-KS3U Square Keysteel Lengths - 31.75 mm x 31.75 mm x 914 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $978.32 AUD
Regular price Sale price $978.32 AUD
Each
View the product page first if you are unsure.
38.100
mm
+ 0 / - 0.152
38.100
mm
+ 0 / - 0.152
300
mm
+ 8.0 / - 3.2
1151640 | 4R-0381-0300-KS3U --- Square Keysteel Lengths - 38.1 mm x 38.1 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0381-0300-KS3U Square Keysteel Lengths - 38.1 mm x 38.1 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $489.68 AUD
Regular price Sale price $489.68 AUD
Each
38.100
mm
+ 0 / - 0.152
38.100
mm
+ 0 / - 0.152
300
mm
+ 8.0 / - 3.2
1151640 | 4R-0381-0300-KS3U --- Square Keysteel Lengths - 38.1 mm x 38.1 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0381-0300-KS3U Square Keysteel Lengths - 38.1 mm x 38.1 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $489.68 AUD
Regular price Sale price $489.68 AUD
Each
View the product page first if you are unsure.
44.450
mm
+ 0 / - 0.152
44.450
mm
+ 0 / - 0.152
300
mm
+ 8.0 / - 3.2
1157281 | 4R-0445-0300-KS3U --- Square Keysteel Lengths - 44.45 mm x 44.45 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0445-0300-KS3U Square Keysteel Lengths - 44.45 mm x 44.45 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $570.41 AUD
Regular price Sale price $570.41 AUD
Each
44.450
mm
+ 0 / - 0.152
44.450
mm
+ 0 / - 0.152
300
mm
+ 8.0 / - 3.2
1157281 | 4R-0445-0300-KS3U --- Square Keysteel Lengths - 44.45 mm x 44.45 mm x 300 mm
Material: Stainless Steel 303 (Similar to A2, 304, 18-8)    Tolerance Type: Standard Undersized   
Part Number: 4R-0445-0300-KS3U Square Keysteel Lengths - 44.45 mm x 44.45 mm x 300 mm
Out of Stock | Backorder Now | Orders can be expected around Wed, Apr 02, 2025
Regular price $570.41 AUD
Regular price Sale price $570.41 AUD
Each
View the product page first if you are unsure.