The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-169-4637, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-169-4637 |
| Primary Part Number | HLM375DU05A |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Lubrication | SOLID FILM NO. 905, HI SHEAR CORP |
| Thread Tolerance Class | 4H INTERNAL AND 5H INTERNAL |
| Collar Inside Diameter | 8.1 MILLIMETERS NOMINAL MM |
| Collar Overall Height | 12.3 MILLIMETERS NOMINAL MM |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Thread Pitch in Millimeters | 0.80 |
| Collar Outside Diameter | 12.5 MILLIMETERS MINIMUM AND 12.8 MILLIMETERS MAXIMUM MM |
| Material Document and Classification | AMS5640 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 5.0 MILLIMETERS MM |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 310 OVERALL |
| Thread Series Designator | ISO M |
| 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 |
|---|---|
| HLM375DU05A PRIMARY | Hi-Shear Corporation (USA) |
| 650-321-642-1 | Safran Aircraft Engines (FRA) |
| HLM375DU05A | Satair A/s (DNK) |
NSN 5320-01-169-4637 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-169-4637 has 3 manufacturer part numbers on file: HLM375DU05A (Hi-Shear Corporation), 650-321-642-1 (Safran Aircraft Engines), HLM375DU05A (Satair A/s).
Key specifications for HLM375DU05A: Lubrication: SOLID FILM NO. 905, HI SHEAR CORP; Thread Tolerance Class: 4H INTERNAL AND 5H INTERNAL; Collar Inside Diameter: 8.1 MILLIMETERS NOMINAL MM; Collar Overall Height: 12.3 MILLIMETERS NOMINAL MM. 13 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.