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H186-31 — DIAPHRAGM,CHAMBER,BRAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

H186-31: DIAPHRAGM,CHAMBER,BRAKE.

The DIAPHRAGM,CHAMBER,BRAKE is a the manufacturer industrial component. Key specifications include material: RUBBER POLYACRYLATE CLASS ACM, diaphragm_type: BEADED TAPERED SLEEVE, overall_height: 0.465 INCHES NOMINAL IN, mounting_method: BEAD, material_thickness: 0.020 INCHES NOMINAL IN, overall_outside_diameter: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2530-00-833-7864, 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
H186-31
NSN: 2530-00-833-7864
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 82722 — WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP DBA WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP (USA)
SPECIFICATIONS
materialRUBBER POLYACRYLATE CLASS ACM
diaphragm_typeBEADED TAPERED SLEEVE
overall_height0.465 INCHES NOMINAL IN
mounting_methodBEAD
material_thickness0.020 INCHES NOMINAL IN
overall_outside_diameter2.000 INCHES NOMINAL IN
sleeve_smallest_outside_diameter1.310 INCHES NOMINAL IN
NSN2530-00-833-7864
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DIAPHRAGM,CHAMBER,BRAKE TITLE COMPONENT PN H186-31 MFR DIAPHRAGM,CHAMBER,BRAK
KEY FEATURES
•
DIAPHRAGM TYPE: BEADED TAPERED SLEEVE
•
SLEEVE SMALLEST OUTSIDE DIAMETER: 1.310 INCHES NOMINAL IN
•
MOUNTING METHOD: BEAD
•
OVERALL OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.020 INCHES NOMINAL IN
•
MATERIAL: RUBBER POLYACRYLATE CLASS ACM
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.465 INCHES NOMINAL IN
DIAPHRAGM TYPEBEADED TAPERED SLEEVE
SLEEVE SMALLEST OUTSIDE DIAMETER1.310 INCHES NOMINAL IN
MOUNTING METHODBEAD
OVERALL OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.020 INCHES NOMINAL IN
MATERIALRUBBER POLYACRYLATE CLASS ACM
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 H186-31?
H186-31 is a DIAPHRAGM,CHAMBER,BRAKE.
What is the NSN for H186-31?
H186-31 is cataloged in the U.S. Government catalog under NSN 2530-00-833-7864. 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.