The Pin-Rivet, cataloged under National Stock Number 5320-01-398-1765, 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 16 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-398-1765 |
| Primary Part Number | ST3M429C4-9D1 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.2624 INCHES NOMINAL IN |
| Lubrication | DRY FILM AND CETYL ALCOHOL |
| Fastener Length | 0.958 INCHES MINIMUM AND 0.983 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Tip Diameter | 0.2547 INCHES NOMINAL IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Specification/standard Data | 76301-ST3-429 MANUFACTURERS STANDARD |
| Grip Length | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, TAPERED, THREADED |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.468 INCHES MINIMUM AND 0.524 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 |
|---|---|
| TLC300L4-9E | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TLC300L4-9E | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST3M429C4-9D1 PRIMARY | The Boeing Company Div Defense (USA) |
| TLC300L4-9E | Deutsch Co the (USA) |
| Reference | Meaning |
|---|---|
| TLC300L4-9E | 5/2 Secondary reference U.S. Government activity |
| TLC300L4-9E | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| ST3M429C4-9D1 | 5/2 Secondary reference U.S. Government activity |
| TLC300L4-9E | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-398-1765 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-398-1765 has 4 manufacturer part numbers on file: TLC300L4-9E (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TLC300L4-9E (Reid Products Inc. Dba Reid Products Inc), ST3M429C4-9D1 (The Boeing Company Div Defense), TLC300L4-9E (Deutsch Co the).
Key specifications for ST3M429C4-9D1: Shank Diameter: 0.2624 INCHES NOMINAL IN; Lubrication: DRY FILM AND CETYL ALCOHOL; Fastener Length: 0.958 INCHES MINIMUM AND 0.983 INCHES MAXIMUM IN; Material Document and Classification: AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 16 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.