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PartsTable / COMPONENT / A156
A156 ✓ 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 material: COPPER ALLOY, unit_type: SINGLE ACTION, body_length: 1.640 INCHES NOMINAL IN, control_type: LIQUID, sight_height: 16.000 INCHES NOMINAL IN, coil_form_type: HOLLOW 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 1095-00-019-1395, 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
A156
NSN: 1095-00-019-1395
FSC: 1095
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY
unit_typeSINGLE ACTION
body_length1.640 INCHES NOMINAL IN
control_typeLIQUID
sight_height16.000 INCHES NOMINAL IN
coil_form_typeHOLLOW SINGLE COMPONENT
furnished_dataLIQUID LEVEL
inclosure_typeOPEN
sight_diameter0.625 INCHES NOMINAL IN
mounting_methodTERMINAL SINGLE GROUP
special_featuresFOR 48-INCH INTERIOR DOOR OR 36-INCH EXTERIOR DOOR
style_designatorGAGE VALVE
NSN1095-00-019-1395
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN A156 MFR TRANSFORMER,RADIO FREQ
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONAIRCRAFT MODEL P-3
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
BS4-1695PC34Interchangeable
interchangeable cross-reference
interchangeable
A156Interchangeable
interchangeable cross-reference
interchangeable
K740/ALInterchangeable
interchangeable cross-reference
interchangeable
A-A-156-4Interchangeable
interchangeable cross-reference
interchangeable
A-A-1926Interchangeable
interchangeable cross-reference
interchangeable
278-2123-010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A156?
A156 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace A156?
There are 13 known substitutes for A156: BS4-1695PC34, A156, K740/AL and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A156?
A156 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1095-00-019-1395. 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