The Pin-Rivet, cataloged under National Stock Number 5320-01-446-1607, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is West Coast Aerospace, Inc.. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-446-1607 |
| Primary Part Number | HLT605YT-6-8 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | West Coast Aerospace, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.202 INCHES NOMINAL IN |
| Fastener Length | 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.500 INCHES NOMINAL IN |
| Width Between Flats | 0.079 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 130.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.382 INCHES MINIMUM AND 0.391 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 |
|---|---|
| HLT605YT-6-8 | West Coast Aerospace, Inc. (USA) |
| HLT605YT-6-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT605YT-6-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT605YT-6-8 | Hi-Shear Corporation (USA) |
| HLT605YT-6-8 | Huck International, Inc (USA) |
| HLT605YT-6-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT605YT-6-8 | Howmet Global Fastening Systems Inc (USA) |
| 03A077-6-8X | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| HLT605YT-6-8 | 5/9 Secondary reference U.S. Government activity |
| HLT605YT-6-8 | 3/9 Design control — primary reference Sps Technologies Inc |
NSN 5320-01-446-1607 is a Pin-Rivet, manufactured by West Coast Aerospace, Inc., classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-446-1607 has 8 manufacturer part numbers on file: HLT605YT-6-8 (West Coast Aerospace, Inc.), HLT605YT-6-8 (Sps Technologies, Llc Dba PB Fasteners), HLT605YT-6-8 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT605YT-6-8 (Hi-Shear Corporation), HLT605YT-6-8 (Huck International, Inc) and 3 more.
Key specifications for HLT605YT-6-8: Shank Diameter: 0.202 INCHES NOMINAL IN; Fastener Length: 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN; Head Style: FLUSH COUNTERSUNK; Thread Direction: RIGHT-HAND. 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.