The Pin-Rivet, cataloged under National Stock Number 5320-01-436-7224, 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 13 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-436-7224 |
| Primary Part Number | ST3M530C7-12-51 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.569 INCHES NOMINAL IN |
| Fastener Length | 1.203 INCHES NOMINAL IN |
| Tip Diameter | 0.270 INCHES NOMINAL IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Grip Length | 0.750 INCHES NOMINAL IN |
| Shank Style | PIN-RIVET, TAPERED, THREADED |
| Countersink Angle | 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Material | STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.658 INCHES NOMINAL 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 |
|---|---|
| ST3M530C7-12-51 PRIMARY | The Boeing Company Div Defense (USA) |
| TLD939-7-12E51 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TLD939-7-12E51 | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST3M530C7-12-51 | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| ST3M530C7-12-51 | 5/2 Secondary reference U.S. Government activity |
| TLD939-7-12E51 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-436-7224 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-436-7224 has 4 manufacturer part numbers on file: ST3M530C7-12-51 (The Boeing Company Div Defense), TLD939-7-12E51 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TLD939-7-12E51 (Reid Products Inc. Dba Reid Products Inc), ST3M530C7-12-51 (Reid Products Inc. Dba Reid Products Inc).
Key specifications for ST3M530C7-12-51: Shank Diameter: 0.569 INCHES NOMINAL IN; Fastener Length: 1.203 INCHES NOMINAL IN; Tip Diameter: 0.270 INCHES NOMINAL IN; Head Style: FLUSH COUNTERSUNK. 13 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.