The Retainer,assembled Nut, cataloged under National Stock Number 5340-01-644-5595, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is 80/20, Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-644-5595 |
| Primary Part Number | 3670 |
| Item Name | Retainer,assembled Nut |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | 80/20, Llc |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Thread Size and Series/type Designator | 0.250-20 UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 3670 PRIMARY | 80/20, Llc (USA) |
NSN 5340-01-644-5595 is a Retainer,assembled Nut, manufactured by 80/20, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-644-5595 has 1 manufacturer part number on file: 3670 (80/20, Llc).
Key specifications for 3670: Overall Height: 0.200 INCHES NOMINAL IN; Overall Length: 0.620 INCHES NOMINAL IN; Overall Width: 0.395 INCHES NOMINAL IN; Special Features: TAP LOCATION 0.200 FROM LENGTH EDGE, HAS A BALL SPRING. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.