The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-509-4151, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div Ram Products. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-509-4151 |
| Primary Part Number | HL75N-6A |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc Div Ram Products |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 1, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Collar Inside Diameter | 0.255 INCHES NOMINAL IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.380 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5640 ASSN STD 1ST MATERIAL RESPONSE OR ASMT-A582 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 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 |
|---|---|
| HL75N-6A PRIMARY | Howmet Global Fastening Systems Inc Div Ram Products (USA) |
NSN 5320-01-509-4151 is a Collar,pin-Rivet, manufactured by Howmet Global Fastening Systems Inc Div Ram Products, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-509-4151 has 1 manufacturer part number on file: HL75N-6A (Howmet Global Fastening Systems Inc Div Ram Products).
Key specifications for HL75N-6A: Surface Treatment Document and Classification: QQ-P-416, TYPE 1, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Collar Inside Diameter: 0.255 INCHES NOMINAL IN; Collar Style: THREADED (BREAK OFF) TYPE; Collar Outside Diameter: 0.380 INCHES NOMINAL IN. 12 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.