The Pin-Rivet, cataloged under National Stock Number 5320-01-593-4814, 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 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-593-4814 |
| Primary Part Number | ST3M758D5-3 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.500 INCHES NOMINAL IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND DRY FILM |
| Fastener Length | 0.687 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS 2700 METHOD 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 0.187 INCHES NOMINAL IN |
| Width Between Flats | 0.127 INCHES MINIMUM AND 0.129 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 | 0.468 INCHES MINIMUM AND 0.473 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 |
|---|---|
| HLT631YB-10-3 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M758D5-3 PRIMARY | The Boeing Company Div Defense (USA) |
| HLT631YC-10-3 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| HLT631YB-10-3 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-593-4814 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-593-4814 has 3 manufacturer part numbers on file: HLT631YB-10-3 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M758D5-3 (The Boeing Company Div Defense), HLT631YC-10-3 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for ST3M758D5-3: Shank Diameter: 0.500 INCHES NOMINAL IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND DRY FILM; Fastener Length: 0.687 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS 2700 METHOD 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 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.