The Universal Joint,vehicular, cataloged under National Stock Number 2520-01-674-0159, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 15 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 | 2520-01-674-0159 |
| Primary Part Number | 12545562 |
| Item Name | Universal Joint,vehicular |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Color Chip Number | 17925 |
| Surface Treatment Document and Classification | MIL STD 171,5.1.1 MIL STD SINGLE TREATMENT RESPONSE AND SAE AMS 595 NATIONAL STD/SPEC 1ST TREATMENT RESPONSE |
| Design Type | SPIDER AND BEARINGS |
| Heat Treatment | QUENCHED AND TEMPERED |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | ASTM A108 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ALL MATERIAL RESPONSES OR ASTM A322 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ALL MATERIAL RESPONSES |
| Vehicle Identification Designator | ABRAMS |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Connection End Type | HUB FIRST END |
| Connection End Type | HUB SECOND END |
| Color | WHITE |
| Surface Treatment | PHOSPHATE ZINC AND PASSIVATED INORGANIC COATING AND NON-CHROMIC ACID RINSE AND PAINT |
| Thread Class | 2B |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12545562 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 2520-01-674-0159 is a Universal Joint,vehicular, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-674-0159 has 1 manufacturer part number on file: 12545562 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12545562: Color Chip Number: 17925; Surface Treatment Document and Classification: MIL STD 171,5.1.1 MIL STD SINGLE TREATMENT RESPONSE AND SAE AMS 595 NATIONAL STD/SPEC 1ST TREATMENT RESPONSE; Design Type: SPIDER AND BEARINGS; Heat Treatment: QUENCHED AND TEMPERED. 15 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.