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160990 ✓ 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 color: GRAY/GREY, material: ALUMINUM OVERALL, body_width: 1.375 INCHES MAXIMUM IN, body_height: 1.500 INCHES MAXIMUM IN, body_length: 2.625 INCHES MAXIMUM IN, overall_width: 3.568 INCHES NOMINAL 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 5640-00-074-0871, 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
160990
NSN: 5640-00-074-0871
FSC: 5640
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
colorGRAY/GREY
materialALUMINUM OVERALL
body_width1.375 INCHES MAXIMUM IN
body_height1.500 INCHES MAXIMUM IN
body_length2.625 INCHES MAXIMUM IN
overall_width3.568 INCHES NOMINAL IN
coverage_width3.568 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_length3.000 INCHES NOMINAL IN
usage_locationEITHER HAND
coverage_length9.406 INCHES NOMINAL IN
mounting_methodTHREADED STUD(S) SINGLE GROUP
NSN5640-00-074-0871
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 160990 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
COLOR: GRAY/GREY
•
COVERAGE LENGTH: 9.406 INCHES NOMINAL IN
•
COVERAGE WIDTH: 3.568 INCHES NOMINAL IN
•
FLAMEPROOF FEATURE: INCLUDED OR NOT INCLUDED
•
MATERIAL: PLASTIC POLYVINYL CHLORIDE (PVC) BASIC
•
OVERALL THICKNESS: 0.261 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
COLORGRAY/GREY
COVERAGE LENGTH9.406 INCHES NOMINAL IN
COVERAGE WIDTH3.568 INCHES NOMINAL IN
FLAMEPROOF FEATUREINCLUDED OR NOT INCLUDED
MATERIALPLASTIC POLYVINYL CHLORIDE (PVC) BASIC
OVERALL WIDTH3.568 INCHES NOMINAL IN
OVERALL LENGTH9.406 INCHES NOMINAL IN
OVERALL THICKNESS0.261 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
SM-B-527560Interchangeable
interchangeable cross-reference
interchangeable
160990Interchangeable
interchangeable cross-reference
interchangeable
FREDDIE THE FROGInterchangeable
interchangeable cross-reference
interchangeable
05000100003Interchangeable
interchangeable cross-reference
interchangeable
79-71967Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 160990?
160990 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 160990?
There are 5 known substitutes for 160990: SM-B-527560, 160990, FREDDIE THE FROG and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 160990?
160990 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5640-00-074-0871. 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