The Pin-Rivet, cataloged under National Stock Number 5320-01-667-6211, 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 21 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-667-6211 |
| Primary Part Number | ST3M813D5-12 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Fastener Innovation Technology, Inc. Dba F I T |
| Status | ACTIVE |
| Shank Diameter | 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM OR CETYL ALCOHOL AND DRY FILM |
| Head Height | 0.1263 INCHES MINIMUM AND 0.1283 INCHES MAXIMUM IN |
| Fastener Length | 1.285 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS 2700,METHOD 1 OR 2 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Specification/standard Data | 76301-ST3-813 MANUFACTURERS STANDARD |
| Grip Length | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Width Between Flats | 0.1270 INCHES MINIMUM AND 0.1295 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.597 INCHES MINIMUM AND 0.604 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 | 0.6287 INCHES MINIMUM AND 0.6335 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 |
|---|---|
| ST3M813D5-12 | The Boeing Company Div Defense (USA) |
| ST3M813D5-12 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HLT733DL-10-12 PRIMARY | Huck International, Inc (USA) |
| HLT733DL-10-12 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M813D5-12 PRIMARY | Houston Precision Fasteners I Lp (USA) |
| HP4813D5-12 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| HLT733TB-10-12 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT733DL-10-12 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HLT733DL-10-12 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HLT733TB-10-12 | 3/2 Design control — primary reference U.S. Government activity |
| HLT733TB-10-12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-667-6211 is a Pin-Rivet, manufactured by Fastener Innovation Technology, Inc. Dba F I T, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-667-6211 has 9 manufacturer part numbers on file: ST3M813D5-12 (The Boeing Company Div Defense), ST3M813D5-12 (Fastener Innovation Technology, Inc. Dba F I T), HLT733DL-10-12 (Huck International, Inc), HLT733DL-10-12 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M813D5-12 (Houston Precision Fasteners I Lp) and 4 more.
Key specifications for ST3M813D5-12: Shank Diameter: 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN; Lubrication: SOLID FILM OR CETYL ALCOHOL AND DRY FILM; Head Height: 0.1263 INCHES MINIMUM AND 0.1283 INCHES MAXIMUM IN; Fastener Length: 1.285 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN. 21 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.