The Collar,pin-Rivet, cataloged under National Stock Number 5320-01-702-9770, 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 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-702-9770 |
| Primary Part Number | HST1571YN10 |
| 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 | ORANGE |
| Surface Treatment Document and Classification | SPEC 292 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Collar Inside Diameter | 0.334 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Collar Overall Height | 0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.512 INCHES MINIMUM AND 0.518 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 4943 ASSN STD 1ST MATERIAL RESPONSE OR AMS 4928 OR 4967 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | TITANIUM ALLOY OR TITANIUM ALLOY UNS R56400 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 |
|---|---|
| HST1571YN10 | Huck International, Inc (USA) |
| HST1571YN10 | Wesco Aircraft Hardware Corp. Dba Incora (USA) |
| HST1571YN10 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HST1571YN10 | Howmet Global Fastening Systems Inc (USA) |
| HST1571YN10 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HST1571YN10 | 5/9 Secondary reference Blanc Aero Industries Uk Ltd |
| HST1571YN10 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HST1571YN10 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HST1571YN10 | 5/9 Secondary reference Blanc Aero Industries - Groupe Lisi Aerospace |
| HST1571 | D/9 Drawing number reference only Hi-Shear Corporation |
| HST1571YN10 | 5/2 Secondary reference U.S. Government activity |
| HST1571YN10 | 5/9 Secondary reference Howmet Fixations Simmonds SAS |
NSN 5320-01-702-9770 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-702-9770 has 5 manufacturer part numbers on file: HST1571YN10 (Huck International, Inc), HST1571YN10 (Wesco Aircraft Hardware Corp. Dba Incora), HST1571YN10 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HST1571YN10 (Howmet Global Fastening Systems Inc), HST1571YN10 (Hi-Shear Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 5320-01-702-9782, 5320-01-702-9785. Verify interchangeability with system specifications before substitution.
Key specifications for HST1571YN10: Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Identification Code Color: ORANGE; Surface Treatment Document and Classification: SPEC 292 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Collar Inside Diameter: 0.334 INCHES MINIMUM AND 0.340 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.