The Insert,screw Thread, cataloged under National Stock Number 5325-01-199-1668, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-199-1668 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Length | 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Insert Size | 0.3438-24 NS,0.2976 IN. MAX MINOR DIA IN |
| Style Designator | SERRATED |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | INDIVIDUALLY KEYED |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| SRW250L | 5/9 Secondary reference U.S. Government activity |
| M45932/3-15L | 2/2 Government specification standardization U.S. Government activity |
| MIL-I-45932 | 4/1 Identification reference U.S. Government activity |
| 10388219 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5325-01-199-1668 is a Insert,screw Thread, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-199-1668: Length: 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Insert Size: 0.3438-24 NS,0.2976 IN. MAX MINOR DIA IN; Style Designator: SERRATED; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 10 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.