The Insert,screw Thread, cataloged under National Stock Number 5325-00-465-9504, 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 6 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-00-465-9504 |
| Primary Part Number | 3591-6TN375 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Stanley Engineered Fastening Llc |
| Status | ACTIVE |
| Length | 0.375 INCHES NOMINAL IN |
| Insert Size | 0.448 IN. MIN,0.468 IN. MAX IN |
| Style Designator | COIL |
| Material Document and Classification | ASM 5669 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | SILVER OVERALL |
| Material | NICKEL ALLOY X-750 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 |
|---|---|
| 3591-6TN375 PRIMARY | Stanley Engineered Fastening Llc (USA) |
| 6865501-6 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 5591-6TN0375 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
| 3591-6TNV0375 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
NSN 5325-00-465-9504 is a Insert,screw Thread, manufactured by Stanley Engineered Fastening Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-465-9504 has 2 manufacturer part numbers on file: 3591-6TN375 (Stanley Engineered Fastening Llc), 6865501-6 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 3591-6TN375: Length: 0.375 INCHES NOMINAL IN; Insert Size: 0.448 IN. MIN,0.468 IN. MAX IN; Style Designator: COIL; Material Document and Classification: ASM 5669 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 6 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.