The Pin-Rivet, cataloged under National Stock Number 5320-01-472-6443, 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 17 specifications, cited from the U.S. Government catalog. The record lists 15 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-472-6443 |
| Primary Part Number | ST3M760D4-8 |
| 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 | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND DRY FILM |
| Head Height | 0.068 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Fastener Length | 0.885 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-+2-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Grip Length | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.5018 INCHES MINIMUM AND 0.5066 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 |
|---|---|
| HLT633YC-8-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT633YB-8-8 | Hi-Shear Corporation (USA) |
| ST3M760D4-8 PRIMARY | The Boeing Company Div Defense (USA) |
| HLT633YC-8-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT633YB-8-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT633YB-8-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT633YC-8-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT633YB-8-8 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT633YC-8-8 | West Coast Aerospace, Inc. (USA) |
| HLT633YC-8-8 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| ST3M760D4-8 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HLT633YB-8-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT633YB-8-8 | West Coast Aerospace, Inc. (USA) |
| HP4760D4-8 | Heartland Precision Fasteners Inc (USA) |
| HLT633YC-8-8 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HLT633YC-8-8 | 5/9 Secondary reference Sps Technologies Inc |
| HLT633YB-8-8 | 5/9 Secondary reference U.S. Government activity |
| HLT633YB-8-8 | 3/2 Design control — primary reference U.S. Government activity |
| HLT633YC-8-8 | 5/9 Secondary reference U.S. Government activity |
| HLT633YB-8-8 | 3/2 Design control — primary reference U.S. Government activity |
| HLT633YB-8-8 | 5/9 Secondary reference Sps Technologies Inc |
| HLT633YC-8-8 | 3/2 Design control — primary reference U.S. Government activity |
| HLT633YC-8-8 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-472-6443 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-472-6443 has 15 manufacturer part numbers on file: HLT633YC-8-8 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT633YB-8-8 (Hi-Shear Corporation), ST3M760D4-8 (The Boeing Company Div Defense), HLT633YC-8-8 (Sps Technologies, Llc Dba PB Fasteners), HLT633YB-8-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 10 more.
Key specifications for ST3M760D4-8: Shank Diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND DRY FILM; Head Height: 0.068 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Fastener Length: 0.885 INCHES MINIMUM AND 0.905 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.