The Washer,flat, cataloged under National Stock Number 5310-01-337-7035, 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 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-337-7035 |
| Primary Part Number | 11628332-7 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Treatment Document and Classification | 49-00005-403,CAGEC 64678 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.84 INCHES MINIMUM AND 0.86 INCHES MAXIMUM IN |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | ASTM A325 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ZINC OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL UNS K02706 OR STEEL UNS K11900 OR STEEL UNS K12033 OR STEEL UNS K12059 OR STEEL UNS K12238 OR STEEL UNS K12254 OR STEEL UNS K13643 OR STEEL UNS K14358 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.265 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN |
| Thickness | 0.12 INCHES MINIMUM AND 0.13 INCHES MAXIMUM 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 |
|---|---|
| 23-09114-003 | Daimler Truck North America Llc (USA) |
| 11628332-7 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5310-01-337-7035 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 5310-01-337-7035 has 2 manufacturer part numbers on file: 23-09114-003 (Daimler Truck North America Llc), 11628332-7 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11628332-7: Surface Treatment Document and Classification: 49-00005-403,CAGEC 64678 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.84 INCHES MINIMUM AND 0.86 INCHES MAXIMUM IN; Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM; Material Document and Classification: ASTM A325 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 11 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.