The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-545-9887, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-545-9887 |
| Primary Part Number | LOCK-1 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National |
| Status | ACTIVE |
| 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 |
|---|---|
| LOCK-1 PRIMARY | Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National (USA) |
| Reference | Meaning |
|---|---|
| SM-A-949365-101 | 7/2 Vendor item drawing reference U.S. Government activity |
| SM-A-949365 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-545-9887 is a Nut,plain,hexagon, manufactured by Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-545-9887 has 1 manufacturer part number on file: LOCK-1 (Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-547-6192. Verify interchangeability with system specifications before substitution.
Key specifications for LOCK-1: Part Name Assigned by Controlling Agency: GRIP, CABLE SEALING. 0 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.