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PartsTable / COMPONENT / D77521
D77521 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CAP,BRAKE CALIPER is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 3.620 IN. OD BY 1.125 IN.

W; FOUR HOLES EQUALLY SPACED IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-01-081-3893, 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
D77521
NSN: 2530-01-081-3893
FSC: 2530
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
general_characteristics_item_description3.620 IN. OD BY 1.125 IN. W; FOUR HOLES EQUALLY SPACED IN
NSN2530-01-081-3893
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAP,BRAKE CALIPER TITLE COMPONENT PN D77521 MFR CAP,BRAKE CALIPER
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 3.620 IN. OD BY 1.125 IN. W; FOUR HOLES EQUALLY SPACED IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION3.620 IN. OD BY 1.125 IN. W; FOUR HOLES EQUALLY SPACED IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
S438087Interchangeable
interchangeable cross-reference
interchangeable
438087Interchangeable
interchangeable cross-reference
interchangeable
D32367Interchangeable
interchangeable cross-reference
interchangeable
HM0713801Interchangeable
interchangeable cross-reference
interchangeable
32367Interchangeable
interchangeable cross-reference
interchangeable
MIL-A-21165Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D77521?
D77521 is a CAP,BRAKE CALIPER.
What parts can replace D77521?
There are 8 known substitutes for D77521: S438087, 438087, D32367 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D77521?
D77521 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-01-081-3893. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026