The Pin-Rivet, cataloged under National Stock Number 5320-01-262-8272, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-262-8272 |
| Primary Part Number | ST3M825C4-7-28 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN |
| Fastener Length | 0.823 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.387 INCHES MINIMUM AND 0.412 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 |
|---|---|
| ST3M825C4-7-28 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT64TB-8-7-28 | Hi-Shear Corporation (USA) |
| HLT64TB-8-7-28 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT64TB-8-7-28 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M825C4-7-28 PRIMARY | The Boeing Company Div Defense (USA) |
| HLT64TB-8-7-28 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10112343 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HLT64TB-8-7-28 | 5/2 Secondary reference U.S. Government activity |
| HLT64TB-8-7-28 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| HLT64TB-8-7-28 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-262-8272 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-262-8272 has 6 manufacturer part numbers on file: ST3M825C4-7-28 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT64TB-8-7-28 (Hi-Shear Corporation), HLT64TB-8-7-28 (Sps Technologies, Llc Dba PB Fasteners), HLT64TB-8-7-28 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), ST3M825C4-7-28 (The Boeing Company Div Defense) and 1 more.
Key specifications for ST3M825C4-7-28: Shank Diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Lubrication: SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN; Fastener Length: 0.823 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN. 18 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.