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PartsTable / COMPONENT / T91
T91 ✓ 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 TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 0.270 INCHES NOMINAL IN, bore_shape: STRAIGHT THROUGH BORE, body_height: 0.230 INCHES NOMINAL IN, body_length: 0.300 INCHES NOMINAL IN, bore_length: 0.2500 INCHES NOMINAL BOTH ENDS IN, design_type: BELLOWS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-00-916-8753, 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
T91
NSN: 3010-00-916-8753
FSC: 3010
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
body_width0.270 INCHES NOMINAL IN
bore_shapeSTRAIGHT THROUGH BORE
body_height0.230 INCHES NOMINAL IN
body_length0.300 INCHES NOMINAL IN
bore_length0.2500 INCHES NOMINAL BOTH ENDS IN
design_typeBELLOWS
bore_diameter0.1250 INCHES NOMINAL THROUGH BORE IN
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
overall_length1.875 INCHES NOMINAL IN
mounting_methodTERMINAL SINGLE GROUP
securing_methodTHREADED HOLE(S) BOTH ENDS
NSN3010-00-916-8753
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN T91 MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
•
BORE DIAMETER: 0.1250 INCHES NOMINAL THROUGH BORE IN
•
THREADED HOLE QUANTITY: 1 BOTH ENDS
•
DESIGN TYPE: BELLOWS
•
BELLOWS MATERIAL: STEEL
•
FURNISHED ITEMS AND QUANTITY: SETCREW 2
•
BORE LENGTH: 0.2500 INCHES NOMINAL BOTH ENDS IN
•
FEATURES PROVIDED: EXPOSED COUPLING BOLT TYPE
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.1250 INCHES NOMINAL THROUGH BORE IN
THREADED HOLE QUANTITY1 BOTH ENDS
DESIGN TYPEBELLOWS
BELLOWS MATERIALSTEEL
OVERALL LENGTH1.875 INCHES NOMINAL IN
FURNISHED ITEMS AND QUANTITYSETCREW 2
BORE LENGTH0.2500 INCHES NOMINAL BOTH ENDS IN
FEATURES PROVIDEDEXPOSED COUPLING BOLT TYPE
BORE SHAPESTRAIGHT THROUGH BORE
OUTSIDE DIAMETER0.688 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
5574980Interchangeable
interchangeable cross-reference
interchangeable
CW541Interchangeable
interchangeable cross-reference
interchangeable
T91Interchangeable
interchangeable cross-reference
interchangeable
442/4/12574Interchangeable
interchangeable cross-reference
interchangeable
C-0121Interchangeable
interchangeable cross-reference
interchangeable
CD15FD620J03Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T91?
T91 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace T91?
There are 6 known substitutes for T91: 5574980, CW541, T91 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T91?
T91 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-00-916-8753. 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