The Washer,lock, cataloged under National Stock Number 5310-01-529-4364, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is United Fasteners Australia Pty Limited. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-529-4364 |
| Primary Part Number | NL3/8SS |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | United Fasteners Australia Pty Limited |
| Status | ACTIVE |
| Major Thickness | 2.000 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP A OVERALL |
| Hole Diameter | 16.000 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-01-529-4364 is a Washer,lock, manufactured by United Fasteners Australia Pty Limited, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-529-4364 has 2 manufacturer part numbers on file: NL3/8SS (United Fasteners Australia Pty Limited), NL3/8SS (Thales Australia - Bendigo Land & Joint Systems).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-663-0910. Verify interchangeability with system specifications before substitution.
Key specifications for NL3/8SS: Major Thickness: 2.000 MILLIMETERS NOMINAL MM; Special Features: STAINLESS STEEL A4; Material: STEEL COMP A OVERALL; Hole Diameter: 16.000 MILLIMETERS NOMINAL MM. 3 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.