The Insert,screw Thread, cataloged under National Stock Number 5325-00-490-4920, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Stanley Engineered Fastening Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-490-4920 |
| Primary Part Number | 3591-7CN656 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Stanley Engineered Fastening Llc |
| Status | ACTIVE |
| Length | 0.656 INCHES NOMINAL IN |
| Insert Size | 0.524 IN. MIN,0.549 IN. MAX IN |
| Style Designator | COIL |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 3591-7CN656 PRIMARY | Stanley Engineered Fastening Llc (USA) |
| Reference | Meaning |
|---|---|
| 3591-7CN0656 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
NSN 5325-00-490-4920 is a Insert,screw Thread, manufactured by Stanley Engineered Fastening Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-490-4920 has 1 manufacturer part number on file: 3591-7CN656 (Stanley Engineered Fastening Llc).
Key specifications for 3591-7CN656: Length: 0.656 INCHES NOMINAL IN; Insert Size: 0.524 IN. MIN,0.549 IN. MAX IN; Style Designator: COIL; Material: STEEL CORROSION RESISTING OVERALL. 4 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.