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PartsTable / COMPONENT / 4B101B1
4B101B1 ✓ 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 CUSHION,RETAINER is a the manufacturer industrial component. Key specifications include phase: THREE INPUT, height: 1.875 INCHES NOMINAL IN, length: 1.875 INCHES NOMINAL IN, diameter: 0.250 INCHES NOMINAL IN, material: STEEL OVERALL, duty_cycle: CONTINUOUS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1730-00-187-0659, 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
4B101B1
NSN: 1730-00-187-0659
FSC: 1730
CAGE: 0ZLV2 — GSE PRODUCTION AND SUPPORT LLC DBA GSE SPARES (USA)
SPECIFICATIONS
phaseTHREE INPUT
height1.875 INCHES NOMINAL IN
length1.875 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL IN
materialSTEEL OVERALL
duty_cycleCONTINUOUS
temp_rating50.0 AMBIENT CELSIUS
keyway_depth0.087 INCHES NOMINAL SINGLE END IN
keyway_width0.188 INCHES NOMINAL SINGLE END IN
power_rating10.000 HORSEPOWER OUTPUT
thread_class3A SINGLE END A
winding_typeINDUCTION-SQUIRREL CAGE
NSN1730-00-187-0659
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CUSHION,RETAINER TITLE COMPONENT PN 4B101B1 MFR CUSHION,RETAINER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
TCR105-MInterchangeable
interchangeable cross-reference
interchangeable
32.546Interchangeable
interchangeable cross-reference
interchangeable
AC-66Interchangeable
interchangeable cross-reference
interchangeable
MS35758-5Interchangeable
interchangeable cross-reference
interchangeable
3254-6 ITEM 66Interchangeable
interchangeable cross-reference
interchangeable
R5111MNInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4B101B1?
4B101B1 is a CUSHION,RETAINER.
What parts can replace 4B101B1?
There are 13 known substitutes for 4B101B1: TCR105-M, 32.546, AC-66 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4B101B1?
4B101B1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1730-00-187-0659. 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