MFF14X000D256R4B — RESISTOR,FIXED,FILM

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

MFF14X000D256R4B: RESISTOR,FIXED,FILM.

The RESISTOR,FIXED,FILM is a the manufacturer industrial component. Key specifications include body_length: 0.578 INCHES MAXIMUM IN, body_diameter: 0.125 INCHES NOMINAL IN, terminal_type: WIRE LEAD, inclosure_type: ENCAPSULATED, terminal_length: 1.500 INCHES NOMINAL IN, style_designator: AXIAL TERMINAL EACH END. This part is cataloged in the U.S.

Government catalog under NSN 5905-01-040-3330, 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→ MFF14X000D256R4B

NSN: 5905-01-040-3330
FSC: 5905 — Resistor
CAGE: 91637 — VISHAY DALE ELECTRONICS, LLC DIV VISHAY AMERICAS (USA)

SPECIFICATIONS

body_length	0.578 INCHES MAXIMUM IN
body_diameter	0.125 INCHES NOMINAL IN
terminal_type	WIRE LEAD
inclosure_type	ENCAPSULATED
terminal_length	1.500 INCHES NOMINAL IN
style_designator	AXIAL TERMINAL EACH END
electrical_resistance	256.400 OHMS
reliability_indicator	NOT ESTABLISHED
resistance_tolerance_in_percent	-0.100 TO 0.100
ambient_temp_at_full_rated_power	125.0 CELSIUS DEGC
power_dissipation_rating_in_watts	0.250 FREE AIR
temp_range_of_temp_coefficient_in_deg_celsius	-65.0 TO 175.0
NSN	5905-01-040-3330

COMPONENT DIAGRAM

KEY FEATURES

•

RESISTANCE TOLERANCE IN PERCENT: -0.100 TO 0.100

•

TEMP COEFFICIENT OF RESISTANCE IN PPM PER DEG CELSIUS: -50.0 TO 50.0

•

BODY DIAMETER: 0.125 INCHES NOMINAL IN

•

ELECTRICAL RESISTANCE: 256.400 OHMS

•

INCLOSURE TYPE: ENCAPSULATED

•

TERMINAL TYPE: WIRE LEAD

•

TERMINAL LENGTH: 1.500 INCHES NOMINAL IN

•

TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS: -65.0 TO 175.0

TECHNICAL CHARACTERISTICS

RESISTANCE TOLERANCE IN PERCENT	-0.100 TO 0.100
TEMP COEFFICIENT OF RESISTANCE IN PPM PER DEG CELSIUS	-50.0 TO 50.0
BODY DIAMETER	0.125 INCHES NOMINAL IN
ELECTRICAL RESISTANCE	256.400 OHMS
INCLOSURE TYPE	ENCAPSULATED
TERMINAL TYPE	WIRE LEAD
TERMINAL LENGTH	1.500 INCHES NOMINAL IN
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS	-65.0 TO 175.0
STYLE DESIGNATOR	AXIAL TERMINAL EACH END
POWER DISSIPATION RATING IN WATTS	0.250 FREE AIR

OTHER ITEMS IN FSC 5905 — Resistor

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5905-00-000-0136 5905-00-000-0488 5905-00-000-8809 5905-00-000-8833 5905-00-000-9526 5905-00-001-1342 5905-00-001-1573 5905-00-001-2059

SUBSTITUTES & CROSS-REFERENCES 2

MFF1-4-256R0HMP0Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

MFF1400D256R0BReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 MFF14X000D256R4B?

MFF14X000D256R4B is a RESISTOR,FIXED,FILM. It is classified as a MRO (MRO_GENERAL).

What parts can replace MFF14X000D256R4B?

There are 2 known substitutes for MFF14X000D256R4B: MFF1-4-256R0HMP0, MFF1400D256R0B. Substitute compatibility should be verified for your specific system.

What is the NSN for MFF14X000D256R4B?

MFF14X000D256R4B is cataloged in the U.S. Government catalog under NSN 5905-01-040-3330. This indicates validated use in U.S. government and defense supply chains.

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