The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-273-1677, 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 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-273-1677 |
| Primary Part Number | HL1087ATW6 |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Identification Code Color | BLUE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Collar Inside Diameter | 0.208 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN |
| Collar Overall Height | 0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.303 INCHES MINIMUM AND 0.307 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A493 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR ASTM A5686 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP XM-13 OR STEEL COMP 305 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 |
|---|---|
| HL1087ATW6 PRIMARY | Hi-Shear Corporation (USA) |
| HL1087ATW6 | Huck International, Inc (USA) |
| HL1087ATW6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL1087ATW6 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL1087ATW6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL1087ATW6 | West Coast Aerospace, Inc. (USA) |
| HL1087ATW6 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HL1087ATW6 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| HL1087ATW-6 | 5/9 Secondary reference U.S. Government activity |
| HL1087ATW-6 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-273-1677 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-273-1677 has 8 manufacturer part numbers on file: HL1087ATW6 (Hi-Shear Corporation), HL1087ATW6 (Huck International, Inc), HL1087ATW6 (Sps Technologies, Llc Dba PB Fasteners), HL1087ATW6 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL1087ATW6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 3 more.
Key specifications for HL1087ATW6: Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Identification Code Color: BLUE; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Collar Inside Diameter: 0.208 INCHES MINIMUM AND 0.212 INCHES MAXIMUM 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.