278A2178FMP1 — RESISTOR,VARIABLE,WIRE WOUND,NON

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

278A2178FMP1: RESISTOR,VARIABLE,WIRE WOUND,NON.

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include body_width: 2.125 INCHES NOMINAL IN, body_height: 2.875 INCHES NOMINAL IN, body_length: 2.750 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, transformer_function: LINE. This part is cataloged in the U.S.

Government catalog under NSN 5905-01-302-8872, 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

MRO→ MRO_GENERAL→ 278A2178FMP1

NSN: 5905-01-302-8872
FSC: 5905 — Resistor
CAGE: 02989 — GENERAL ELECTRIC COMPANY DBA GE (USA)

SPECIFICATIONS

body_width	2.125 INCHES NOMINAL IN
body_height	2.875 INCHES NOMINAL IN
body_length	2.750 INCHES NOMINAL IN
inclosure_type	HERMETICALLY SEALED
mounting_method	FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
transformer_function	LINE
reliability_indicator	NOT ESTABLISHED
impedance_rating_in_ohms	50.0 NOMINAL AND 125.0 NOMINAL AND 500.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
mounting_facility_quantity	4 SINGLE GROUP
terminal_type_and_quantity	7 TAB, SOLDER LUG
winding_function_and_quantity	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
primary_to_secondary_turn_ratio	1 TO 1 SINGLE COMPONENT
NSN	5905-01-302-8872

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 1

63399Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 278A2178FMP1?

278A2178FMP1 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).

What parts can replace 278A2178FMP1?

There is 1 known substitute for 278A2178FMP1: 63399. Substitute compatibility should be verified for your specific system.

What is the NSN for 278A2178FMP1?

278A2178FMP1 is cataloged in the U.S. Government catalog under NSN 5905-01-302-8872. This indicates validated use in U.S. government and defense supply chains.

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278A2178FMP1 — RESISTOR,VARIABLE,WIRE WOUND,NON

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