PartsTable
Technical Data Sheet
Download PDF

8634252-01 — PISTON,HYDRAULIC BRAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

8634252-01: PISTON,HYDRAULIC BRAKE.

The PISTON,HYDRAULIC BRAKE is a the manufacturer industrial component. Key specifications include shape: SPHERICAL, length: 1.017 INCHES NOMINAL IN, material: ALUMINUM ALLOY, piston_cup: NOT INCLUDED, groove_depth: 0.120 INCHES NOMINAL IN, groove_width: 0.208 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 1630-00-992-0369, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
8634252-01
NSN: 1630-00-992-0369
FSC: 1630 — Aircraft Wheel and Brake Systems
CAGE: 0F658 — AMERICAN METALS & MACHINING (USA)
SPECIFICATIONS
shapeSPHERICAL
length1.017 INCHES NOMINAL IN
materialALUMINUM ALLOY
piston_cupNOT INCLUDED
groove_depth0.120 INCHES NOMINAL IN
groove_width0.208 INCHES NOMINAL IN
outside_diameter1.372 INCHES NOMINAL IN
special_featuresFORM, FIT AND FUNCTION
construction_typeONE-PIECE
surface_conditionEXTERNALLY GROOVED
fsc_application_dataBRAKE WHEEL,ACFT C123
shoe_actuating_end_typeSOCKET
NSN1630-00-992-0369
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,HYDRAULIC BRAKE TITLE COMPONENT PN 8634252-01 MFR PISTON,HYDRAULIC BRAKE
KEY FEATURES
•
FSC APPLICATION DATA: BRAKE WHEEL,ACFT C123
•
LENGTH: 1.017 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: FEATG
•
PISTON CUP: NOT INCLUDED
•
SHAPE: SPHERICAL
•
SURFACE CONDITION: EXTERNALLY GROOVED
•
GROOVE DEPTH: 0.120 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.372 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATABRAKE WHEEL,ACFT C123
LENGTH1.017 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONFEATG
PISTON CUPNOT INCLUDED
SHAPESPHERICAL
SURFACE CONDITIONEXTERNALLY GROOVED
GROOVE DEPTH0.120 INCHES NOMINAL IN
OUTSIDE DIAMETER1.372 INCHES NOMINAL IN
SPECIAL FEATURESFORM, FIT AND FUNCTION
MATERIALALUMINUM ALLOY
OTHER ITEMS IN FSC 1630 — Aircraft Wheel and Brake Systems
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1630-00-001-2283 1630-00-001-8356 1630-00-003-3083 1630-00-004-2811 1630-00-004-4065 1630-00-005-1707 1630-00-006-8704 1630-00-006-8705
SUBSTITUTES & CROSS-REFERENCES 1
1630PL0828719Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 8634252-01?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 8634252-01?
8634252-01 is a PISTON,HYDRAULIC BRAKE.
What parts can replace 8634252-01?
There is 1 known substitute for 8634252-01: 1630PL0828719. Substitute compatibility should be verified for your specific system.
What is the NSN for 8634252-01?
8634252-01 is cataloged in the U.S. Government catalog under NSN 1630-00-992-0369. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 8634252-01

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.