The Pin-Rivet, cataloged under National Stock Number 5320-01-142-3249, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 18 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through both NSN and commercial part number lookups. 24 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-142-3249 |
| Primary Part Number | ST3M761V4-6 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 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 | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Fastener Length | 0.760 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | TI-SHIELD III FSCM 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.380 INCHES MAXIMUM IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ANODIZE OVERALL |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.415 INCHES MINIMUM AND 0.440 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 |
|---|---|
| ST3M761V4-6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M761V4-6 | West Coast Aerospace, Inc. (USA) |
| ST3M761V4-6 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| ST3M761V4-6 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M761V4-6 | Heartland Precision Fasteners Inc (USA) |
| ST3M761V4-6 | Hi-Shear Corporation (USA) |
| ST3M761V4-6 | Huck International, Inc (USA) |
| HLT312TA-8-6 | Huck International, Inc (USA) |
| ST3M761V4-6 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M761V4-6 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| ST3M761V4-6 | 3/2 Design control — primary reference U.S. Government activity |
| HLT312DL-8-6 | 5/9 Secondary reference U.S. Government activity |
| HLT312TB-8-6 | 5/9 Secondary reference Huck International, Inc |
| HLT312DL-8-6 | 5/9 Secondary reference Hi-Shear Corporation |
| ST3M761V4-6 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HLT312TB-8-6 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT312TA-8-6 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| HLT312DL-8-6 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HLT312DL-8-6 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT312TB-8-6 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| ST3M761V4-6 | 5/2 Secondary reference U.S. Government activity |
| HLT312DL-8-6 | 5/9 Secondary reference Huck International, Inc |
| HLT312TB-8-6 | 5/9 Secondary reference U.S. Government activity |
| AIC-L-761V4-6 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT312TA-8-6 | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
| HLT312TB-8-6 | 5/9 Secondary reference U.S. Government activity |
| HLT312TB-8-6 | 5/9 Secondary reference Hi-Shear Corporation |
| HLT312TB-8-6 | 5/9 Secondary reference West Coast Aerospace, Inc. |
| HLT312DL-8-6 | 5/9 Secondary reference U.S. Government activity |
| HLT312TA-8-6 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies, Llc Dba PB Fasteners |
NSN 5320-01-142-3249 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-142-3249 has 10 manufacturer part numbers on file: ST3M761V4-6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M761V4-6 (West Coast Aerospace, Inc.), ST3M761V4-6 (Sps Technologies Ltd, Tj Brooks Division), ST3M761V4-6 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), ST3M761V4-6 (Heartland Precision Fasteners Inc) and 5 more.
Key specifications for ST3M761V4-6: 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: 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Fastener Length: 0.760 INCHES MINIMUM AND 0.780 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.