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399737R2 — PISTON,BRAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

399737R2: PISTON,BRAKE.

The PISTON,BRAKE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 2530-01-121-8843, 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
399737R2
NSN: 2530-01-121-8843
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 92679 — NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ (USA)
SPECIFICATIONS
Part Number399737R2
NSN2530-01-121-8843
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,BRAKE TITLE COMPONENT PN 399737R2 MFR PISTON,BRAKE
OTHER ITEMS IN FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2530-00-001-0012 2530-00-001-0035 2530-00-001-2633 2530-00-001-3371 2530-00-001-3390 2530-00-001-3393 2530-00-001-3426 2530-00-001-3427
SUBSTITUTES & CROSS-REFERENCES 1
114621C1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 399737R2?
399737R2 is a PISTON,BRAKE.
What parts can replace 399737R2?
There is 1 known substitute for 399737R2: 114621C1. Substitute compatibility should be verified for your specific system.
What is the NSN for 399737R2?
399737R2 is cataloged in the U.S. Government catalog under NSN 2530-01-121-8843. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.