MIL-H-43540 — Technical Data Sheet

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— · 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 FUEL TANK ASSEMBLY,HEATER is a the manufacturer industrial component. Key specifications include special_features: SYMBOL F. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4540-00-139-3428, 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

MIL-H-43540

NSN: 4540-00-139-3428
FSC: 4540
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

special_features	SYMBOL F
NSN	4540-00-139-3428

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: COLD ROLLED STEEL TANK;W/FILLER PLUG; AND VALVE ON END; 14.437 IN LG; 8.000 IN DIA; CONSISTS OF 16 ITEMS; 1 COCK; DRAIN; BRASS,EXTERNAL SEAT; 1 PLATE; CAUTION,AL FOIL; ADHESIVE-BACKED; 1 NAMEPLATE; AL FOIL; ADHESIVE BACKED; 1 90 DEG THD ELBOW,0.125 IN. NPT; STEEL; 1 THD NIPPLE; 0.125 IN. NPT; 3 IN. LG,STEEL; 1 VALVE ASSEMBLY; 1 FILLER PLUG ASSEMBLY; 1 GASKET; SYNTHETIC RUBBER; 2 THD FLANGES; 0.125 IN. NPT; STEEL; 1 SUPPORT; 0.109 IN. WALL THK; 1.813 IN. LG,CRES; 1 SADDLE; CRES; 1 BUSHING; BRASS; 1 LH HEAD; CRES; 1 RH HEAD,CRES; 1 WRAPPER; CRES IN

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION

COLD ROLLED STEEL TANK;W/FILLER PLUG; AND VALVE ON END; 14.437 IN LG; 8.000 IN DIA; CONSISTS OF 16 ITEMS; 1 COCK; DRAIN; BRASS,EXTERNAL SEAT; 1 PLATE; CAUTION,AL FOIL; ADHESIVE-BACKED; 1 NAMEPLATE; AL FOIL; ADHESIVE BACKED; 1 90 DEG THD ELBOW,0.125 IN. NPT; STEEL; 1 THD NIPPLE; 0.125 IN. NPT; 3 IN. LG,STEEL; 1 VALVE ASSEMBLY; 1 FILLER PLUG ASSEMBLY; 1 GASKET; SYNTHETIC RUBBER; 2 THD FLANGES; 0.125 IN. NPT; STEEL; 1 SUPPORT; 0.109 IN. WALL THK; 1.813 IN. LG,CRES; 1 SADDLE; CRES; 1 BUSHING; BRASS; 1 LH HEAD; CRES; 1 RH HEAD,CRES; 1 WRAPPER; CRES IN

END ITEM IDENTIFICATION

4540-00-469-6593

VERIFIED SUBSTITUTES & CROSS-REFERENCES 6

51326802InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

56950-91InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

V11681FInterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

Y11681FInterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

M67-05InterchangeableGOVERNMENT REGISTRY

Same NIIN cross-reference

interchangeable

5-13-2685-5InterchangeableGOVERNMENT REGISTRY

Fuel Tank Assembly,heater

interchangeable

LIFECYCLE

StatusACTIVEGOVERNMENT REGISTRY

AvailabilityOEM and secondary market

RoHS CompliantEAR99Not HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is MIL-H-43540?

MIL-H-43540 is a FUEL TANK ASSEMBLY,HEATER.

What parts can replace MIL-H-43540?

There are 6 known substitutes for MIL-H-43540: 51326802, 56950-91, V11681F and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MIL-H-43540?

MIL-H-43540 is cataloged in the Federal Logistics Information System under NSN 4540-00-139-3428. This indicates validated use in U.S. government and defense supply chains.

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