The Washer,lock, cataloged under National Stock Number 5310-00-992-5586, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bsi Standards Limited. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-992-5586 |
| Primary Part Number | AGS2035A |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bsi Standards Limited |
| Status | ACTIVE |
| Style Designator | FLAT INTERNAL TEETH |
| Outside Diameter | 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| Material Thickness | 0.018 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.113 INCHES MINIMUM AND 0.119 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 |
NSN 5310-00-992-5586 is a Washer,lock, manufactured by Bsi Standards Limited, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-992-5586 has 2 manufacturer part numbers on file: AGS2035A (Martin-Baker Aircraft Company Limited), AGS2035A (Bsi Standards Limited).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-072-7591. Verify interchangeability with system specifications before substitution.
Key specifications for AGS2035A: Style Designator: FLAT INTERNAL TEETH; Outside Diameter: 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN; Material Thickness: 0.018 INCHES NOMINAL IN; Material: STEEL OVERALL. 5 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.