The Arm,actuating,inner,righ Hand Br, cataloged under National Stock Number 2530-00-451-3546, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-451-3546 |
| Item Name | Arm,actuating,inner,righ Hand Br |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL CLASS 90-60,SPEC QQ-S-681,INVOLUTE SPLINE DATE,SAE FLAT ROOT,CLASS 2 FIT,15 TEETH,8/16 PITCH,30 DEG PRESSURE ANGLE,2.000 IN. MIN,2.018 IN. MAX MAJOR DIA,1.7524 IN. MIN. 1.7574 IN. MAX MIN OR DIA,1.750 IN. O/A ARM W,-5.594 IN. APPROX LG O/A IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2584155 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2530-00-451-3546 is a Arm,actuating,inner,righ Hand Br, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-565-0176. Verify interchangeability with system specifications before substitution.
Key specifications for 2530-00-451-3546: General Characteristics Item Description: STEEL CLASS 90-60,SPEC QQ-S-681,INVOLUTE SPLINE DATE,SAE FLAT ROOT,CLASS 2 FIT,15 TEETH,8/16 PITCH,30 DEG PRESSURE ANGLE,2.000 IN. MIN,2.018 IN. MAX MAJOR DIA,1.7524 IN. MIN. 1.7574 IN. MAX MIN OR DIA,1.750 IN. O/A ARM W,-5.594 IN. APPROX LG O/A IN; End Item Identification: FMC ORD DIV LAND VECHICLE TYPE MODEL 7 AND 7A1. 1 specification is 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.