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890878 — DIAPHRAGM,CHAMBER,BRAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

890878: DIAPHRAGM,CHAMBER,BRAKE.

The DIAPHRAGM,CHAMBER,BRAKE is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, diaphragm_type: BEADED ANGULAR RECESSED, overall_height: 1.290 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN, mounting_method: BEAD, material_thickness: 0.032 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN, overall_outside_diameter: 8.070 INCHES MINIMUM AND 8.150 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2530-01-024-0118, 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
890878
NSN: 2530-01-024-0118
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
diaphragm_typeBEADED ANGULAR RECESSED
overall_height1.290 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN
mounting_methodBEAD
material_thickness0.032 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
overall_outside_diameter8.070 INCHES MINIMUM AND 8.150 INCHES MAXIMUM IN
NSN2530-01-024-0118
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DIAPHRAGM,CHAMBER,BRAKE TITLE COMPONENT PN 890878 MFR DIAPHRAGM,CHAMBER,BRAK
KEY FEATURES
•
DIAPHRAGM TYPE: BEADED ANGULAR RECESSED
•
MOUNTING METHOD: BEAD
•
OVERALL OUTSIDE DIAMETER: 8.070 INCHES MINIMUM AND 8.150 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.032 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.290 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN
DIAPHRAGM TYPEBEADED ANGULAR RECESSED
MOUNTING METHODBEAD
OVERALL OUTSIDE DIAMETER8.070 INCHES MINIMUM AND 8.150 INCHES MAXIMUM IN
MATERIAL THICKNESS0.032 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
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
2503491Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 890878?
890878 is a DIAPHRAGM,CHAMBER,BRAKE.
What parts can replace 890878?
There is 1 known substitute for 890878: 2503491. Substitute compatibility should be verified for your specific system.
What is the NSN for 890878?
890878 is cataloged in the U.S. Government catalog under NSN 2530-01-024-0118. 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.