The Arm,steering Gear, cataloged under National Stock Number 2530-00-352-7471, 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 Caterpillar Inc Div Caterpillar Defense. 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 | 2530-00-352-7471 |
| Primary Part Number | 4D3124 |
| Item Name | Arm,steering Gear |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Drag Link End Characteristic | W/BALL STUD BORE |
| Sector Shaft Mounting End Overall Thickness | 1.625 INCHES NOMINAL IN |
| Taper | 0.438 PER FOOT IN INCHES NOMINAL |
| Bore Length | 3.000 INCHES NOMINAL IN |
| Sector Shaft Mounting End Overall Width | 2.130 INCHES NOMINAL IN |
| Design Type | OFFSET |
| Sector Shaft Mounting End Serrated Bore | INCLUDED |
| Small End Major Diameter | 1.700 INCHES NOMINAL IN |
| Taper Length | 0.080 INCHES NOMINAL IN |
| Bore Smallest Diameter | 1.250 INCHES NOMINAL IN |
| Center to Center Distance Between Ball/ball Stud Hole and Sector Shaft Bore | 7.812 INCHES NOMINAL IN |
| Counterbore Feature | NOT INCLUDED |
| 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 |
|---|---|
| 4D3124 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 2530-00-352-7471 is a Arm,steering Gear, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-352-7471 has 1 manufacturer part number on file: 4D3124 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4D3124: Drag Link End Characteristic: W/BALL STUD BORE; Sector Shaft Mounting End Overall Thickness: 1.625 INCHES NOMINAL IN; Taper: 0.438 PER FOOT IN INCHES NOMINAL; Bore Length: 3.000 INCHES NOMINAL IN. 12 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.