The Master Cylinder Power Unit, cataloged under National Stock Number 2530-01-260-0115, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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.
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6750-01-400-305511641POSSIBLE MATCH
DEVELOPER,PHOTOGRAPHIC
Possible match (shared part number)Ilford Photo Corp
4820-01-484-37061164-1POSSIBLE MATCH
VALVE,RESTRICTOR CHECK
Possible match (shared part number)Tactair Fluid Controls Inc
4730-01-598-250511641POSSIBLE MATCH
MANIFOLD,HYDRAULIC SYSTEM ACCESS
Possible match (shared part number)North American Controls Inc Dba North American Controls Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
11641
3/9Design control — primary reference
Allied Automotive Allied Aftermarket Div
Related Parts
6750-01-400-3055POSSIBLE MATCH
DEVELOPER,PHOTOGRAPHIC
11641
4820-01-484-3706POSSIBLE MATCH
VALVE,RESTRICTOR CHECK
1164-1
4730-01-598-2505POSSIBLE MATCH
MANIFOLD,HYDRAULIC SYSTEM ACCESS
11641
Frequently Asked Questions
What is NSN 2530-01-260-0115?
NSN 2530-01-260-0115 is a Master Cylinder Power Unit, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
What NSN replaces 2530-01-260-0115?
3 possible matches (shared part number, not a government interchangeability claim): 6750-01-400-3055, 4820-01-484-3706, 4730-01-598-2505. Verify interchangeability with system specifications before substitution.
What are the specifications of 2530-01-260-0115?
Key specifications for 2530-01-260-0115: End Item Identification: GMC STEP VAN MODEL P3 SERIES 1977. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2530-01-260-0115 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.