The Insert,screw Thread, cataloged under National Stock Number 5325-00-899-1374, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-00-899-1374 |
| Primary Part Number | 9020581 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Length | 1.125 INCHES NOMINAL IN |
| Insert Size | 0.750-10 |
| Style Designator | KEYLOCK |
| Material Document and Classification | QQ-S-633,COND ANNEALED-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.500 INCHES IN |
| Top Unthreaded Portion Outside Diameter | 0.622 INCHES NOMINAL IN |
| Top Portion Unthreaded Outside Length | 0.067 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC AND CHROMATE OVERALL |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 1117 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 9020581 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 934B-8CS1125 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
| B2812-1-18 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
NSN 5325-00-899-1374 is a Insert,screw Thread, manufactured by Us Army Aviation and Missile Command, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-899-1374 has 1 manufacturer part number on file: 9020581 (Us Army Aviation and Missile Command).
Key specifications for 9020581: Width Across Flats: 0.750 INCHES NOMINAL IN; Length: 1.125 INCHES NOMINAL IN; Insert Size: 0.750-10; Style Designator: KEYLOCK. 12 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.