The Insert,screw Thread, cataloged under National Stock Number 5325-00-949-6166, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-949-6166 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Length | 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN |
| Insert Size | 0.875-9 UNC 3A A |
| Style Designator | KEYLOCK |
| Material Document and Classification | AMS 5022 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Top Unthreaded Portion Outside Diameter | 0.726 INCHES MINIMUM AND 0.736 INCHES MAXIMUM IN |
| Top Portion Unthreaded Outside Length | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 1117 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 12914-1-13 | 3/9 Design control — primary reference Stanley Engineered Fastening Llc |
NSN 5325-00-949-6166 is a Insert,screw Thread, classified under FSC 5325, Fastening Devices. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6220-01-320-2568. Verify interchangeability with system specifications before substitution.
Key specifications for 5325-00-949-6166: Width Across Flats: 0.875 INCHES NOMINAL IN; Length: 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN; Insert Size: 0.875-9 UNC 3A A; Style Designator: KEYLOCK. 9 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.