The Pin-Rivet, cataloged under National Stock Number 5320-01-541-7594, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 14 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 | 5320-01-541-7594 |
| Primary Part Number | HL21PB86-8-5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.250 INCHES NOMINAL IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.106 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN |
| Fastener Length | 0.710 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | ZQQ-P-416, TY 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | COOPER'S |
| Grip Length | 0.312 INCHES NOMINAL IN |
| Width Between Flats | 0.095 INCHES NOMINAL IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
| Head Major Diameter | 0.501 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN |
| 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 |
|---|---|
| HL21PB86-8-5 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5320-01-541-7594 is a Pin-Rivet, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-541-7594 has 1 manufacturer part number on file: HL21PB86-8-5 (Northrop Grumman Systems Corporation).
Key specifications for HL21PB86-8-5: Shank Diameter: 0.250 INCHES NOMINAL IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.106 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN; Fastener Length: 0.710 INCHES NOMINAL IN. 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.