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Technical Data Sheet
9-91-88 ✓ 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,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 2.188 INCHES MAXIMUM IN, rating_method: WINDING TURNS SINGLE COMPONENT SINGLE WINDING, turn_quantity: 230 SINGLE COMPONENT SINGLE WINDING, inclosure_type: FULLY INCLOSED, mounting_method: UNTHREADED HOLE(S) SINGLE GROUP, winding_quantity: 1 SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-198-8925, 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
9-91-88
NSN: 5950-01-198-8925
FSC: 5950
CAGE: 27192 — DRS NAVAL POWER SYSTEMS INC DBA DRS POWER & CONTROL TECHNOLOGIES INC (USA)
SPECIFICATIONS
body_length2.188 INCHES MAXIMUM IN
rating_methodWINDING TURNS SINGLE COMPONENT SINGLE WINDING
turn_quantity230 SINGLE COMPONENT SINGLE WINDING
inclosure_typeFULLY INCLOSED
mounting_methodUNTHREADED HOLE(S) SINGLE GROUP
winding_quantity1 SINGLE COMPONENT
core_constructionS0LID SINGLE COMPONENT
body_outside_diameter3.125 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter1.000 INCHES NOMINAL SINGLE GROUP IN
winding_conductor_size0.07196 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
mounting_facility_quantity1 SINGLE GROUP
NSN5950-01-198-8925
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 9-91-88 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
WINDING CONDUCTOR SIZE: 0.07196 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
MOUNTING METHOD: UNTHREADED HOLE(S) SINGLE GROUP
BODY LENGTH: 2.188 INCHES MAXIMUM IN
CORE CONSTRUCTION: S0LID SINGLE COMPONENT
MOUNTING FACILITY QUANTITY: 1 SINGLE GROUP
RATING METHOD: WINDING TURNS SINGLE COMPONENT SINGLE WINDING
TERMINAL TYPE AND QUANTITY: 2 TAB W/SCREW
INCLOSURE TYPE: FULLY INCLOSED
TECHNICAL CHARACTERISTICS (FLIS)
WINDING CONDUCTOR SIZE0.07196 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
MOUNTING METHODUNTHREADED HOLE(S) SINGLE GROUP
BODY LENGTH2.188 INCHES MAXIMUM IN
CORE CONSTRUCTIONS0LID SINGLE COMPONENT
MOUNTING FACILITY QUANTITY1 SINGLE GROUP
RATING METHODWINDING TURNS SINGLE COMPONENT SINGLE WINDING
TERMINAL TYPE AND QUANTITY2 TAB W/SCREW
INCLOSURE TYPEFULLY INCLOSED
BODY OUTSIDE DIAMETER3.125 INCHES MAXIMUM IN
TURN QUANTITY230 SINGLE COMPONENT SINGLE WINDING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
91-88Interchangeable
interchangeable cross-reference
interchangeable
9-91-88Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9-91-88?
9-91-88 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 9-91-88?
There are 2 known substitutes for 9-91-88: 91-88, 9-91-88. Substitute compatibility should be verified for your specific system.
What is the NSN for 9-91-88?
9-91-88 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-198-8925. This indicates validated use in U.S. government and defense supply chains.
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