The Insert,screw Thread, cataloged under National Stock Number 5325-01-563-6536, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-563-6536 |
| Primary Part Number | 12490542 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Length | 0.880 INCHES NOMINAL IN |
| Thread Length | 0.880 INCHES NOMINAL IN |
| Style Designator | KEYLOCK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Top Unthreaded Portion Outside Diameter | 0.906 INCHES NOMINAL IN |
| Top Portion Unthreaded Outside Length | 0.880 INCHES NOMINAL IN |
| Surface Treatment | LUBRICANT BODY |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 4130 BODY |
| 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 |
|---|---|
| 12490542 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5325-01-563-6536 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 5325-01-563-6536 has 1 manufacturer part number on file: 12490542 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12490542: Length: 0.880 INCHES NOMINAL IN; Thread Length: 0.880 INCHES NOMINAL IN; Style Designator: KEYLOCK; Thread Direction: RIGHT-HAND. 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.