The Pin-Rivet, cataloged under National Stock Number 5320-01-256-5271, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-256-5271 |
| Primary Part Number | HLT52YB-10-17 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Shank Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM OR CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 1.067 INCHES MAXIMUM IN |
| Width Between Flats | 0.1270 INCHES MINIMUM AND 0.1295 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.475 INCHES MINIMUM AND 0.505 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 |
|---|---|
| HLT52YB-10-17 | Hi-Shear Corporation (USA) |
| HLT52YB-10-17 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT52YB-10-17 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT52YC-10-17 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| MA4761-5-17 | Abounding Security Inc Div of Maa Corp (USA) |
| HLT52YC-10-17 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HLT52YC-10-17 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT52YC-10-17 PRIMARY | Hi-Shear Corporation (USA) |
| AIC-L-761C5-17 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT52YB-10-17 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HLT52YB-10-17 | 5/9 Secondary reference U.S. Government activity |
| HLT52YB-10-17 | 3/2 Design control — primary reference U.S. Government activity |
| ST3M761C5-17 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT52YC-10-17 | 5/2 Secondary reference U.S. Government activity |
| HLT52YC-10-17 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-256-5271 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-256-5271 has 10 manufacturer part numbers on file: HLT52YB-10-17 (Hi-Shear Corporation), HLT52YB-10-17 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT52YB-10-17 (Sps Technologies, Llc Dba PB Fasteners), HLT52YC-10-17 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), MA4761-5-17 (Abounding Security Inc Div of Maa Corp) and 5 more.
Key specifications for HLT52YB-10-17: Shank Diameter: 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN; Lubrication: SOLID FILM OR CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM IN. 17 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.