The Piston, cataloged under National Stock Number 2530-00-107-3141, 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-107-3141 |
| Item Name | Piston |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,FLANGED,1.922 IN. O/A LG,1.575 IN. OD,0.188 ID,SIX MTG HOLES EQUALLY SPACED 60 DEG APART ON A0.625 IN. DIA BOLT CIRCLE 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 |
|---|---|
| 30-010-042 | 3/2 Design control — primary reference U.S. Government activity |
| 102-237 | 5/9 Secondary reference U.S. Government activity |
NSN 2530-00-107-3141 is a Piston, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5950-01-305-6252, 4730-01-362-1081, 1015-01-671-1949. Verify interchangeability with system specifications before substitution.
Key specifications for 2530-00-107-3141: General Characteristics Item Description: STEEL,FLANGED,1.922 IN. O/A LG,1.575 IN. OD,0.188 ID,SIX MTG HOLES EQUALLY SPACED 60 DEG APART ON A0.625 IN. DIA BOLT CIRCLE IN. 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.