The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-341-8990, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-341-8990 |
| Primary Part Number | HL294DU-8 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Lubrication | SOLID FILM |
| Collar Inside Diameter | 0.286 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| Collar Overall Height | 0.545 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.423 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 303SE 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 |
|---|---|
| HL294DU-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL294DU-8 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL294DU-8 | West Coast Aerospace, Inc. (USA) |
| HL294DU-8 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HL294DU-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL294DU-8 PRIMARY | Hi-Shear Corporation (USA) |
| HL294DU-8 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| HL294DU-8 | 5/9 Secondary reference U.S. Government activity |
| HL294DU-8 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-341-8990 is a Collar,pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-341-8990 has 7 manufacturer part numbers on file: HL294DU-8 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL294DU-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL294DU-8 (West Coast Aerospace, Inc.), HL294DU-8 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), HL294DU-8 (Sps Technologies, Llc Dba PB Fasteners) and 2 more.
Key specifications for HL294DU-8: Lubrication: SOLID FILM; Collar Inside Diameter: 0.286 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN; Collar Overall Height: 0.545 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN; Collar Style: THREADED (BREAK OFF) TYPE. 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.