The Pin-Rivet, cataloged under National Stock Number 5320-01-469-2950, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Fastener Innovation Technology, Inc. Dba F I T. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 16 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-469-2950 |
| Primary Part Number | ST3M758D6-8 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Fastener Innovation Technology, Inc. Dba F I T |
| Status | ACTIVE |
| Shank Diameter | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM AND CETYL ALCOHOL |
| Fastener Length | 1.035 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Criticality Code Justification | AGAV |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Grip Length | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Width Between Flats | 0.1582 INCHES MINIMUM AND 0.1617 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| 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 | 0.5554 INCHES MINIMUM AND 0.5604 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 | Y |
| Part Number | Manufacturer |
|---|---|
| HP4758D6-8 | Heartland Precision Fasteners Inc (USA) |
| HLT631YB-12-8 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT631YC-12-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT631YB-12-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT631YC-12-8 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT631YC-12-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT631YC-12-8 | Hi-Shear Corporation (USA) |
| HLT631YB-12-8 | Hi-Shear Corporation (USA) |
| AIC-L-771-12-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT631YB-12-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M758D6-8 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HLT631YC-12-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT631YB-12-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT631YC-12-8 | West Coast Aerospace, Inc. (USA) |
| ST3M758D6-8 PRIMARY | The Boeing Company Div Defense (USA) |
| HLT631YB-12-8 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HLT631YC-12-8 | 3/2 Design control — primary reference U.S. Government activity |
| HLT631YC-12-8 | 5/2 Secondary reference U.S. Government activity |
| HLT631YB-12-8 | 5/2 Secondary reference U.S. Government activity |
| HLT631YB-12-8 | 3/2 Design control — primary reference U.S. Government activity |
| HLT631YC-12-8 | 5/9 Secondary reference Sps Technologies Inc |
| HLT631YB-12-8 | 5/9 Secondary reference Sps Technologies Inc |
| HLT631YB-12-8 | 5/9 Secondary reference U.S. Government activity |
| HLT631YC-12-8 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-469-2950 is a Pin-Rivet, manufactured by Fastener Innovation Technology, Inc. Dba F I T, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-469-2950 has 16 manufacturer part numbers on file: HP4758D6-8 (Heartland Precision Fasteners Inc), HLT631YB-12-8 (Sps Technologies Ltd, Tj Brooks Division), HLT631YC-12-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT631YB-12-8 (Sps Technologies, Llc Dba PB Fasteners), HLT631YC-12-8 (Sps Technologies Ltd, Tj Brooks Division) and 11 more.
Key specifications for ST3M758D6-8: Shank Diameter: 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN; Lubrication: SOLID FILM AND CETYL ALCOHOL; Fastener Length: 1.035 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 19 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.