The Washer,flat, cataloged under National Stock Number 5310-00-968-3501, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Drs C3 & Aviation Company Dba Drs Data & Imaging Systems. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-968-3501 |
| Primary Part Number | A11529 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Drs C3 & Aviation Company Dba Drs Data & Imaging Systems |
| Status | ACTIVE |
| Overall Diameter | 0.672 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.342 INCHES NOMINAL IN |
| Thickness | 0.094 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 |
|---|---|
| A11529 PRIMARY | Drs C3 & Aviation Company Dba Drs Data & Imaging Systems (USA) |
NSN 5310-00-968-3501 is a Washer,flat, manufactured by Drs C3 & Aviation Company Dba Drs Data & Imaging Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-968-3501 has 1 manufacturer part number on file: A11529 (Drs C3 & Aviation Company Dba Drs Data & Imaging Systems).
1 possible match (shared part number, not a government interchangeability claim): 7690-01-729-1161. Verify interchangeability with system specifications before substitution.
Key specifications for A11529: Overall Diameter: 0.672 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: PLASTIC POLYAMIDE NYLON OVERALL. 7 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.