The Washer,flat, cataloged under National Stock Number 5310-00-517-3496, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-517-3496 |
| Primary Part Number | 5173496 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Overall Diameter | 3.875 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-636-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PHOSPHATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.500 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN |
| Thickness | 0.065 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| XX002-1642 | Rdm Technology B.v. (NLD) |
| 1229H762 | Meritor Heavy Vehicle Systems, Llc (USA) |
| 5173496 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 1229N326 | 5/9 Secondary reference Utility Trailer Mfg Co |
| 1229N326 | 3/9 Design control — primary reference Meritor Heavy Vehicle Systems, Llc |
| 1229H762 | 5/9 Secondary reference Meritor Industrial Products, Llc |
| 1229N326 | 5/9 Secondary reference Kaitlin Corp |
NSN 5310-00-517-3496 is a Washer,flat, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-517-3496 has 3 manufacturer part numbers on file: XX002-1642 (Rdm Technology B.v.), 1229H762 (Meritor Heavy Vehicle Systems, Llc), 5173496 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 5173496: Overall Diameter: 3.875 INCHES NOMINAL IN; Material Document and Classification: QQ-S-636-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: PHOSPHATE OVERALL. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.