The Insert,screw Thread, cataloged under National Stock Number 5325-00-679-9820, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-679-9820 |
| Primary Part Number | R313SB-18L |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Length | 1.130 INCHES NOMINAL IN |
| Insert Size | 1.125-12 UNF 2A A |
| Style Designator | SERRATED |
| Material Document and Classification | QQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL 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 |
|---|---|
| R313SB-18L PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| R313SB-18L | 5/2 Secondary reference U.S. Government activity |
| 8763125 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5325-00-679-9820 is a Insert,screw Thread, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-679-9820 has 1 manufacturer part number on file: R313SB-18L (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for R313SB-18L: Length: 1.130 INCHES NOMINAL IN; Insert Size: 1.125-12 UNF 2A A; Style Designator: SERRATED; Material Document and Classification: QQ-S-633-CANCELED FED SPEC 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.