The Arm,steering Gear, cataloged under National Stock Number 2530-00-135-8974, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track 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 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-135-8974 |
| Primary Part Number | 8754490 |
| Item Name | Arm,steering Gear |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Sector Shaft Mounting End Overall Thickness | 0.760 INCHES NOMINAL IN |
| Teeth Quantity | 32 |
| Sector Shaft Mounting End Overall Width | 1.120 INCHES NOMINAL IN |
| Design Type | OFFSET |
| Serration Included Angle in Deg | 80.0 |
| Sector Shaft Mounting End Serrated Bore | INCLUDED |
| Small End Major Diameter | 0.310 INCHES NOMINAL IN |
| Center to Center Distance Between Ball/ball Stud Hole and Sector Shaft Bore | 4.520 INCHES NOMINAL IN |
| 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 |
|---|---|
| 8754490 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 2530001358974 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2530-00-135-8974 is a Arm,steering Gear, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-135-8974 has 1 manufacturer part number on file: 8754490 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8754490: Sector Shaft Mounting End Overall Thickness: 0.760 INCHES NOMINAL IN; Teeth Quantity: 32; Sector Shaft Mounting End Overall Width: 1.120 INCHES NOMINAL IN; Design Type: OFFSET. 8 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.