The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-485-1670, 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 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-485-1670 |
| Primary Part Number | HL-288-8A |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Surface Treatment Document and Classification | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE BODY |
| Collar Inside Diameter | 0.270 INCHES NOMINAL IN |
| Collar Overall Height | 0.540 INCHES NOMINAL IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Precious Material | SILVER |
| Collar Outside Diameter | 0.465 INCHES MINIMUM AND 0.476 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE COLLAR |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Surface Treatment | SILVER COLLAR |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 630 BODY |
| 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 |
|---|---|
| HL-288-8A PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL-288-8A PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HL288 | D/9 Drawing number reference only Hi-Shear Corporation |
| HL-288-8A | 5/9 Secondary reference Huck International, Inc |
| HL-288-8A | 5/9 Secondary reference West Coast Aerospace, Inc. |
| HL-288-8A | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HL-288-8A | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HL-288-8A | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-485-1670 is a Collar,pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-485-1670 has 2 manufacturer part numbers on file: HL-288-8A (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL-288-8A (Hi-Shear Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5320-01-485-1676. Verify interchangeability with system specifications before substitution.
Key specifications for HL-288-8A: Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Surface Treatment Document and Classification: AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE BODY; Collar Inside Diameter: 0.270 INCHES NOMINAL IN; Collar Overall Height: 0.540 INCHES NOMINAL IN. 15 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.