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155-021-0001 — DIFFUSER,AIR,AIRCRAFT HEATING AN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

155-021-0001: DIFFUSER,AIR,AIRCRAFT HEATING AN.

DIFFUSER,AIR,AIRCRAFT HEATING AN. Key specifications include body_length: 3.406 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, overall_length: 3.406 INCHES NOMINAL IN, overall_diameter: 3.562 INCHES NOMINAL IN, body_outside_diameter: 3.562 INCHES NOMINAL IN, dc_resistance_rating_in_ohms: 0.265 SINGLE COMPONENT SECOND WINDING. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-137-8130, 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
155-021-0001
NSN: 5950-00-137-8130
NIINs: 001378130, 005900648
FSC: 5950 — Coils and Transformers
CAGE: 95542 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
body_length3.406 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_length3.406 INCHES NOMINAL IN
overall_diameter3.562 INCHES NOMINAL IN
body_outside_diameter3.562 INCHES NOMINAL IN
dc_resistance_rating_in_ohms0.265 SINGLE COMPONENT SECOND WINDING
general_characteristics_item_descriptionCRES
NSN5950-00-137-8130
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DIFFUSER,AIR,AIRCRAFT HEATING AN TITLE COMPONENT PN 155-021-0001 MFR DIFFUSER,AIR,AIRCRAFT
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
OVERALL DIAMETER: 3.562 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 3.562 INCHES NOMINAL IN
•
BODY LENGTH: 3.406 INCHES NOMINAL IN
•
DC RESISTANCE RATING IN OHMS: 0.265 SINGLE COMPONENT FIRST WINDING
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
OVERALL DIAMETER3.562 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER3.562 INCHES NOMINAL IN
OVERALL LENGTH3.406 INCHES NOMINAL IN
BODY LENGTH3.406 INCHES NOMINAL IN
DC RESISTANCE RATING IN OHMS0.265 SINGLE COMPONENT FIRST WINDING
DC RESISTANCE RATING IN OHMS0.265 SINGLE COMPONENT SECOND WINDING
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 155-021-0001?
155-021-0001 is a DIFFUSER,AIR,AIRCRAFT HEATING AN.
What is the NSN for 155-021-0001?
155-021-0001 is cataloged in the U.S. Government catalog under NSN 5950-00-137-8130. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.