The Pin-Rivet, cataloged under National Stock Number 5320-01-210-3946, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 21 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-210-3946 |
| Primary Part Number | TLD956-5-17E59 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.3547 INCHES NOMINAL IN |
| Lubrication | DRY FILM AND CETYL ALCOHOL |
| Fastener Length | 1.434 INCHES MINIMUM AND 1.458 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Criticality Code Justification | FEAT |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Tip Diameter | 0.3358 INCHES NOMINAL IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Grip Length | 1.052 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, TAPERED, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| 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 | 0.522 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 | Y |
| Part Number | Manufacturer |
|---|---|
| TLD956-5-17E59 PRIMARY | Huck International, Inc (USA) |
| TLD956-5-17E59 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TLD956-5-17E59 | Reid Products Inc. Dba Reid Products Inc (USA) |
| TLD956-5-17E59 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| TLD956-5-17E59 | 3/9 Design control — primary reference U.S. Government activity |
| TLD956-5-17E59 | 5/2 Secondary reference U.S. Government activity |
| TLD956-5-17E59 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-210-3946 is a Pin-Rivet, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-210-3946 has 4 manufacturer part numbers on file: TLD956-5-17E59 (Huck International, Inc), TLD956-5-17E59 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TLD956-5-17E59 (Reid Products Inc. Dba Reid Products Inc), TLD956-5-17E59 (Fairchild Fasteners Europe - Vsd Gmbh).
Key specifications for TLD956-5-17E59: Shank Diameter: 0.3547 INCHES NOMINAL IN; Lubrication: DRY FILM AND CETYL ALCOHOL; Fastener Length: 1.434 INCHES MINIMUM AND 1.458 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.