The Washer, cataloged under National Stock Number 5310-00-885-9388, 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 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-885-9388 |
| Primary Part Number | SP122A |
| Item Name | Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bsi Standards Limited |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-885-9388 is a Washer, manufactured by Bsi Standards Limited, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-885-9388 has 2 manufacturer part numbers on file: SP122A (Bsi Standards Limited), SP122A (Martin-Baker Aircraft Company Limited).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-072-7527. Verify interchangeability with system specifications before substitution.
Key specifications for SP122A: Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: WASHER; End Item Identification: AIRCRAFT, PHANTOM F-4,STRATOLIFTER C/KC-135,AIRLIFTER C-17A,SUPPORT EQUIP, C-17A AIRCRAFT,TOMCAT F-14,PROWLER EA-6B,HARRIER AV-8B A. 1 specification is 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.