The Insert,screw Thread, cataloged under National Stock Number 5325-00-100-6301, 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10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-100-6301 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Length | 0.620 INCHES NOMINAL IN |
| Insert Size | 0.5625-12 UNC 0.5091 IN. MIN 0.5116 IN. MAX PITCH DIA IN |
| Style Designator | SERRATED |
| Material Document and Classification | AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | INDIVIDUALLY KEYED |
| Nominal Thread Size | 0.375 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 16 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNJC |
| 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 |
|---|---|
| RJ108SB10L | 5/1 Secondary reference U.S. Government activity |
| MS51991E108L | 2/2 Government specification standardization U.S. Government activity |
NSN 5325-00-100-6301 is a Insert,screw Thread, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-00-100-6301: Length: 0.620 INCHES NOMINAL IN; Insert Size: 0.5625-12 UNC 0.5091 IN. MIN 0.5116 IN. MAX PITCH DIA IN; Style Designator: SERRATED; Material Document and Classification: AMS 5734 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.