The Collar,pin-Rivet, cataloged under National Stock Number 5320-00-780-6416, 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 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-780-6416 |
| Primary Part Number | HL573-8 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Lubrication | GREASE FILM |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Collar Inside Diameter | 0.252 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN |
| Collar Overall Height | 0.512 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.408 INCHES MINIMUM AND 0.412 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| HL573-8 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| HL573-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL573-8 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HL573-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL573-8 PRIMARY | Hi-Shear Corporation (USA) |
| HL573-8 | Satair A/s (DNK) |
| HL573-8 | West Coast Aerospace, Inc. (USA) |
NSN 5320-00-780-6416 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-780-6416 has 7 manufacturer part numbers on file: HL573-8 (Fairchild Fasteners Europe - Vsd Gmbh), HL573-8 (Sps Technologies, Llc Dba PB Fasteners), HL573-8 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), HL573-8 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL573-8 (Hi-Shear Corporation) and 2 more.
Key specifications for HL573-8: Lubrication: GREASE FILM; Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Collar Inside Diameter: 0.252 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN; Collar Overall Height: 0.512 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN. 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.