NAAMS Shims
Freer Tool & Supply’s NAAMS shims collection helps fixture builders fine-tune alignment, height, and stack-up for more repeatable welding, assembly, and automation setups. Shims are used to make precise adjustments between bases, risers, locators, clamps, and mounting components—helping correct minor variation, improve fit-up, and maintain consistent part location across high-cycle production.
NAAMS shims NAAMS shims are used to close small gaps in automation setups, fitting between blocks, arms, and other spacers as needed. They’re available in 0.25 mm, 0.50 mm, 1.00 mm, and 2.00 mm thicknesses and are made from S.A.E. 1010 full hard steel. Finish options vary by size: 0.25 mm and 2.00 mm shims are uncoated, 0.50 mm shims are yellow zinc dichromate coated, and 1.00 mm shims have a black oxide finish. These shims help fine-tune alignment and add support for a more secure fit—custom shims are also available upon request. Call us at 586-463-3200 for a quote.
More information on the different NAAMS shims can be found on the following topic pages.
1-Slot NAAMS Shims
2-Slot NAAMS Shims
3-Slot NAAMS Shims
4-Slot NAAMS Shims
5-Slot NAAMS Shims
| NAAMS Shims ASH Series | |||||||
|---|---|---|---|---|---|---|---|
| 25mm Series | 20mm Series | ||||||
| NAAMS Code | Slots | Thickness (A) | Finish | NAAMS Code | Slots | Thickness (A) | Finish |
| ASH102 | 1 | 0.25mm | No | ASH102N | 1 | 0.25mm | No |
| ASH105 | 1 | 0.50mm | Yellow Zinc Dichromate | ASH105N | 1 | 0.50mm | Yellow Zinc Dichromate |
| ASH110 | 1 | 1.00mm | Black Oxide | ASH110N | 1 | 1.00mm | Black Oxide |
| ASH120 | 1 | 2.00mm | No | ASH120N | 1 | 2.00mm | No |
| ASH302 | 3 | 0.25mm | No | ASH302N | 3 | 0.25mm | No |
| ASH305 | 3 | 0.50mm | Yellow Zinc Dichromate | ASH305N | 3 | 0.50mm | Yellow Zinc Dichromate |
| ASH310 | 3 | 1.00mm | Black Oxide | ASH310N | 3 | 1.00mm | Black Oxide |
| ASH320 | 3 | 2.00mm | No | ASH320N | 3 | 2.00mm | No |
| ASH402 | 4 | 0.25mm | No | ASH402N | 4 | 0.25mm | No |
| ASH405 | 4 | 0.50mm | Yellow Zinc Dichromate | ASH405N | 4 | 0.50mm | Yellow Zinc Dichromate |
| ASH410 | 4 | 1.00mm | Black Oxide | ASH410N | 4 | 1.00mm | Black Oxide |
| ASH420 | 4 | 2.00mm | No | ASH420N | 4 | 2.00mm | No |
| ASH502 | 5 | 0.25mm | No | NAAMS Shims ACH Series | |||
| ASH505 | 5 | 0.50mm | Yellow Zinc Dichromate | ACH602 | 2 | 0.25mm | No |
| ASH510 | 5 | 1.00mm | Black Oxide | ACH605 | 2 | 0.50mm | Yellow Zinc Dichromate |
| ASH520 | 5 | 2.00mm | No | ACH610 | 2 | 1.00mm | Black Oxide |
| ASH602 | 2 | 0.25mm | No | ACH620 | 2 | 2.00mm | No |
| ASH605 | 2 | 0.50mm | Yellow Zinc Dichromate | ||||
| ASH610 | 2 | 1.00mm | Black Oxide | ||||
| ASH620 | 2 | 2.00mm | No | ||||
| NAAMS Shim Tolerances | |
|---|---|
| Place | Within (mm) |
| 0 | ± 0.5 |
| 0.0 | ± 0.3 |
| Slots | 10.5 ± 0.20 |
| Rounded Ends | True Radius .5 of Width |
| Locating Dimensions | ± 0.25 |
| Material | S.A.E. 1010 Steel CRS |
NAAMS Shims DSCH031-M025
SKU: FN-DSCH031-M025
MPN: DSCH031-M025, FSD 40893-54
NAAMS Shims DSCH031-M050
SKU: FN-DSCH031-M050
MPN: DSCH031-M050, FSD 40893-53
NAAMS Shims DSCH031-M100
SKU: FN-DSCH031-M100
MPN: DSCH031-M100, FSD 40893-52
NAAMS Shims DSCH031-M200
SKU: FN-DSCH031-M200
MPN: DSCH031-M200, FSD 40893-51
NAAMS Shims DSCH031-M454
SKU: FN-DSCH031-M454
MPN: DSCH031-M454
NAAMS Shims DSCH031-M505
SKU: FN-DSCH031-M505
MPN: DSCH031-M505
NAAMS Shims DSCH031-M506
SKU: FN-DSCH031-M506
MPN: DSCH031-M506
NAAMS Shims DSCH031-M605
SKU: FN-DSCH031-M605
MPN: DSCH031-M605
NAAMS Shims DSCH031-M706
SKU: FN-DSCH031-M706
MPN: DSCH031-M706
NAAMS Shims DSCH032-M025
SKU: FN-DSCH032-M025
MPN: DSCH032-M025, FSD 40894-54
NAAMS Shims DSCH032-M050
SKU: FN-DSCH032-M050
MPN: DSCH032-M050, FSD 40894-53
NAAMS Shims DSCH032-M100
SKU: FN-DSCH032-M100
MPN: DSCH032-M100, FSD 40894-52
NAAMS Shims DSCH032-M200
SKU: FN-DSCH032-M200
MPN: DSCH032-M200, FSD 40894-51
NAAMS Shims DSCH032-M454
SKU: FN-DSCH032-M454
MPN: DSCH032-M454
NAAMS Shims DSCH032-M505
SKU: FN-DSCH032-M505
MPN: DSCH032-M505
NAAMS Shims DSCH032-M506
SKU: FN-DSCH032-M506
MPN: DSCH032-M506
NAAMS Shims DSCH032-M605
SKU: FN-DSCH032-M605
MPN: DSCH032-M605
NAAMS Shims DSCH033-M025
SKU: FN-DSCH033-M025
MPN: DSCH033-M025, FSD 40895-54
NAAMS Shims DSCH033-M050
SKU: FN-DSCH033-M050
MPN: DSCH033-M050, FSD 40895-53
NAAMS Shims DSCH033-M100
SKU: FN-DSCH033-M100
MPN: DSCH033-M100, FSD 40895-52
NAAMS Shims DSCH033-M200
SKU: FN-DSCH033-M200
MPN: DSCH033-M200, FSD 40895-51
NAAMS Shims DSCH033-M454
SKU: FN-DSCH033-M454
MPN: DSCH033-M454
