The Pin-Rivet, cataloged under National Stock Number 5320-01-727-3717, 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 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-727-3717 |
| Primary Part Number | ST3M813D3-4 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.2021 INCHES MINIMUM AND 0.2026 INCHES MAXIMUM IN |
| Lubrication | DRY FILM AND SOLID FILM AND CETYL ALCOHOL |
| Fastener Length | 0.60 INCHES MINIMUM AND 0.62 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS2700 METHOD 1 OR 2 ASSN STD 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 | 0.1900 INCHES IN |
| Specification/standard Data | 76301-ST3-813 MANUFACTURERS STANDARD |
| Grip Length | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3765 INCHES MINIMUM AND 0.3813 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 |
|---|---|
| HLT733DL-6-4 | West Coast Aerospace, Inc. (USA) |
| HLT733DL-6-4 | Hi-Shear Corporation (USA) |
| HLT733DL-6-4 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT733DL-6-4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT733DL-6-4 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT733TB-6-4 | Hi-Shear Corporation (USA) |
| HLT733TB-6-4 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT733TB-6-4 | Huck International, Inc (USA) |
| HLT733TB-6-4 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M813D3-4 PRIMARY | The Boeing Company Div Defense (USA) |
| ST3M813D3-4 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HLT733TB-6-4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT733TB-6-4 | West Coast Aerospace, Inc. (USA) |
| ST3M813D3-4 | Houston Precision Fasteners I Lp (USA) |
| HLT733DL-6-4 | Huck International, Inc (USA) |
| HP4813D3-4 | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| HLT733TB-6-4 | 5/2 Secondary reference U.S. Government activity |
| HLT733TB-6-4 | 5/2 Secondary reference U.S. Government activity |
| HLT733DL-6-4 | 5/2 Secondary reference U.S. Government activity |
| HLT733DL-6-4 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-727-3717 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-727-3717 has 16 manufacturer part numbers on file: HLT733DL-6-4 (West Coast Aerospace, Inc.), HLT733DL-6-4 (Hi-Shear Corporation), HLT733DL-6-4 (Sps Technologies Ltd, Tj Brooks Division), HLT733DL-6-4 (Sps Technologies, Llc Dba PB Fasteners), HLT733DL-6-4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 11 more.
Key specifications for ST3M813D3-4: Shank Diameter: 0.2021 INCHES MINIMUM AND 0.2026 INCHES MAXIMUM IN; Lubrication: DRY FILM AND SOLID FILM AND CETYL ALCOHOL; Fastener Length: 0.60 INCHES MINIMUM AND 0.62 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS2700 METHOD 1 OR 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 20 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.