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PartsTable / COMPONENT / HR939
HR939 ✓ 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 diameter: 0.875 INCHES NOMINAL IN, material: STEEL, end_style: VERTEX CENTER OR ABOVE, cut_length: 1.875 INCHES NOMINAL IN, ring_style: STRAIGHT GAP, seat_angle: 37.0 DEGREES SECOND END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-504-7757, 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
HR939
NSN: 5950-00-504-7757
FSC: 5950
CAGE: 80223 — UNITED TRANSFORMER CORP SUB OF OPT INDUSTRIES INC (USA)
SPECIFICATIONS
diameter0.875 INCHES NOMINAL IN
materialSTEEL
end_styleVERTEX CENTER OR ABOVE
cut_length1.875 INCHES NOMINAL IN
ring_styleSTRAIGHT GAP
seat_angle37.0 DEGREES SECOND END
shank_typeWELDON
design_formSINGLE END
flute_designHELICAL
reducer_typeCONCENTRIC
thread_class3A SECOND END A
usage_designEXTERNAL
NSN5950-00-504-7757
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN HR939 MFR TRANSFORMER,AUDIO FREQ
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
41863Interchangeable
interchangeable cross-reference
interchangeable
6782Interchangeable
interchangeable cross-reference
interchangeable
157E5-2044Interchangeable
interchangeable cross-reference
interchangeable
30729Interchangeable
interchangeable cross-reference
interchangeable
208C-28Interchangeable
interchangeable cross-reference
interchangeable
TABLE 60, D7/8INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HR939?
HR939 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace HR939?
There are 18 known substitutes for HR939: 41863, 6782, 157E5-2044 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HR939?
HR939 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-504-7757. 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