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PartsTable / COMPONENT / 91A2180A
91A2180A ✓ 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 BELLOWS,PROTECTION is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, thickness: 0.094 INCHES NOMINAL IN, neutral_length: 2.031 INCHES NOMINAL IN, fsc_application_data: CYLINDER ASSEMBLY,HYDRAULIC BRAKE,MASTER, large_end_inside_length: 0.141 INCHES NOMINAL IN, small_end_inside_length: 0.297 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9390-00-359-0241, 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
91A2180A
NSN: 9390-00-359-0241
FSC: 9390
CAGE: 57526 — FORD MOTOR COMPANY (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
thickness0.094 INCHES NOMINAL IN
neutral_length2.031 INCHES NOMINAL IN
fsc_application_dataCYLINDER ASSEMBLY,HYDRAULIC BRAKE,MASTER
large_end_inside_length0.141 INCHES NOMINAL IN
small_end_inside_length0.297 INCHES NOMINAL IN
large_end_outside_length0.391 INCHES NOMINAL IN
small_end_outside_length0.297 INCHES NOMINAL IN
large_end_inside_diameter1.141 INCHES NOMINAL IN
small_end_inside_diameter0.469 INCHES NOMINAL IN
large_end_outside_diameter1.750 INCHES NOMINAL IN
small_end_outside_diameter0.500 INCHES NOMINAL IN
NSN9390-00-359-0241
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELLOWS,PROTECTION TITLE COMPONENT PN 91A2180A MFR BELLOWS,PROTECTION
KEY FEATURES
•
FSC APPLICATION DATA: CYLINDER ASSEMBLY,HYDRAULIC BRAKE,MASTER
•
LARGE END OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
LARGE END INSIDE LENGTH: 0.141 INCHES NOMINAL IN
•
SMALL END OUTSIDE LENGTH: 0.297 INCHES NOMINAL IN
•
LARGE END INSIDE DIAMETER: 1.141 INCHES NOMINAL IN
•
NEUTRAL LENGTH: 2.031 INCHES NOMINAL IN
•
LARGE END OUTSIDE LENGTH: 0.391 INCHES NOMINAL IN
•
THICKNESS: 0.094 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATACYLINDER ASSEMBLY,HYDRAULIC BRAKE,MASTER
LARGE END OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
LARGE END INSIDE LENGTH0.141 INCHES NOMINAL IN
SMALL END OUTSIDE LENGTH0.297 INCHES NOMINAL IN
LARGE END INSIDE DIAMETER1.141 INCHES NOMINAL IN
NEUTRAL LENGTH2.031 INCHES NOMINAL IN
LARGE END OUTSIDE LENGTH0.391 INCHES NOMINAL IN
THICKNESS0.094 INCHES NOMINAL IN
SMALL END OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
SMALL END INSIDE LENGTH0.297 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
5921Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-1/607Interchangeable
interchangeable cross-reference
interchangeable
7599345Interchangeable
interchangeable cross-reference
interchangeable
8371Interchangeable
interchangeable cross-reference
interchangeable
GG-T-315Interchangeable
interchangeable cross-reference
interchangeable
M738Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91A2180A?
91A2180A is a BELLOWS,PROTECTION.
What parts can replace 91A2180A?
There are 19 known substitutes for 91A2180A: 5921, MIL-PRF-1/607, 7599345 and 16 more. Substitute compatibility should be verified for your specific system.
Is 91A2180A still available?
91A2180A is currently cancelled.
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Last verified: July 2026