The Push Rod,hydraulic Brake Master, cataloged under National Stock Number 2530-01-465-2831, 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 The Entwistle Company Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2530-01-465-2831 |
| Primary Part Number | 9325-05-1373-01 |
| Item Name | Push Rod,hydraulic Brake Master |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Length | 1.630 INCHES NOMINAL IN |
| Rod Diameter | 0.250 INCHES NOMINAL IN |
| Link Rod Connecting End Style | THREADED EXTERNAL, KNURL |
| Piston Socket End Style | SPERICAL |
| Material Document and Classification | QQ-S-634, COMP C1016-CANCELED FED SPEC 1ST MATERIAL RESPONSE |
| Thread Size | 5/16-24* |
| Material | ST0316 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9325-05-1373-01 PRIMARY | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 9325-05-1373 | D/9 Drawing number reference only The Entwistle Company Llc |
NSN 2530-01-465-2831 is a Push Rod,hydraulic Brake Master, manufactured by The Entwistle Company Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-465-2831 has 1 manufacturer part number on file: 9325-05-1373-01 (The Entwistle Company Llc).
Key specifications for 9325-05-1373-01: Length: 1.630 INCHES NOMINAL IN; Rod Diameter: 0.250 INCHES NOMINAL IN; Link Rod Connecting End Style: THREADED EXTERNAL, KNURL; Piston Socket End Style: SPERICAL. 7 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.
NSN 2530-01-465-2831 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.