The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-311-1850, 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 14 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-311-1850 |
| Primary Part Number | HLM370-06 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Thread Tolerance Class | 4HH5H INTERNAL |
| Collar Inside Diameter | 7.2 MILLIMETERS MINIMUM AND 7.3 MILLIMETERS MAXIMUM MM |
| Collar Overall Height | 10.4 MILLIMETERS NOMINAL MM |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Thread Pitch in Millimeters | 1.00 |
| Collar Outside Diameter | 11.2 MILLIMETERS MINIMUM AND 11.3 MILLIMETERS MAXIMUM MM |
| Material Document and Classification | QQ-A-235/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 6.0 MILLIMETERS MM |
| Specification/standard Data | 73197-HL-370-06 MANUFACTURERS STANDARD |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 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 |
NSN 5320-01-311-1850 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-311-1850 has 4 manufacturer part numbers on file: HLM370-06 (Hi-Shear Corporation), HLM370-06 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLM370-06 (Fairchild Fasteners Europe - Vsd Gmbh), HLM370-06 (Satair A/s).
Key specifications for HLM370-06: Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Thread Tolerance Class: 4HH5H INTERNAL; Collar Inside Diameter: 7.2 MILLIMETERS MINIMUM AND 7.3 MILLIMETERS MAXIMUM MM; Collar Overall Height: 10.4 MILLIMETERS NOMINAL MM. 14 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.