The Pin-Rivet, cataloged under National Stock Number 5320-01-615-1698, 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 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-615-1698 |
| Primary Part Number | HST527AP-8-18 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Fastener Length | 1.520 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | DPS 4.50-197 (HI-KOTE ONLY) MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Heat Treatment | ANNEALED OVERALL |
| Material Document and Classification | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Nominal Thread Size | 0.2500 INCHES IN |
| Grip Length | 1.125 INCHES NOMINAL IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM AND CHROMATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | G3A |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3898 INCHES MINIMUM AND 0.3948 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 |
|---|---|
| HST527AP-8-18 PRIMARY | Hi-Shear Corporation (USA) |
| WC198A-8-18 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HK0098C8-18 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| VS3449VAP8-18 | 3/2 Design control — primary reference U.S. Government activity |
| 3D0098C8-18 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-615-1698 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-615-1698 has 3 manufacturer part numbers on file: HST527AP-8-18 (Hi-Shear Corporation), WC198A-8-18 (West Coast Aerospace, Inc.), HK0098C8-18 (Huck International, Inc).
Key specifications for HST527AP-8-18: Shank Diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Fastener Length: 1.520 INCHES NOMINAL IN; Surface Treatment Document and Classification: DPS 4.50-197 (HI-KOTE ONLY) MFR REF SINGLE TREATMENT RESPONSE OVERALL. 17 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.