840H4 — BELL CRANK

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

840H4: BELL CRANK.

The BELL CRANK is a the manufacturer industrial component. Key specifications include material: IRON MALLEABLE AND COPPER ALLOY, slot_width: 0.875 INCHES NOMINAL SECOND END IN, bore_length: 0.880 INCHES NOMINAL IN, bore_diameter: 0.386 INCHES NOMINAL IN, special_features: 3/8 IN. H PROTRUSION,2-3/4 IN.

FROM C OF FULCRUM TO C OF PROTRUSION ON THE AA ARM IN, style_designator: RAISED FACE PIVOT HOLE, OVAL FACES BOTH ENDS. This part is cataloged in the U.S. Government catalog under NSN 3040-00-753-9135, 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

840H4

NSN: 3040-00-753-9135
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)

SPECIFICATIONS

material	IRON MALLEABLE AND COPPER ALLOY
slot_width	0.875 INCHES NOMINAL SECOND END IN
bore_length	0.880 INCHES NOMINAL IN
bore_diameter	0.386 INCHES NOMINAL IN
special_features	3/8 IN. H PROTRUSION,2-3/4 IN. FROM C OF FULCRUM TO C OF PROTRUSION ON THE AA ARM IN
style_designator	RAISED FACE PIVOT HOLE, OVAL FACES BOTH ENDS
surface_treatment	CADMIUM OR ZINC
fsc_application_data	1. THROTTLE LINKAGE,ACCELERATOR PEDAL ROD TO THROTTLE CROSS SHAFT
end_hole/ball_diameter	0.281 INCHES NOMINAL FIRST END IN
center_to_center_distance_between_fulcrum_and_arm_end_hole/slot/ball	4.688 INCHES NOMINAL FIRST END IN
NSN	3040-00-753-9135

COMPONENT DIAGRAM

KEY FEATURES

•

CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL: 4.688 INCHES NOMINAL FIRST END IN

•

END HOLE/BALL DIAMETER: 0.281 INCHES NOMINAL FIRST END IN

•

FSC APPLICATION DATA: 1. THROTTLE LINKAGE,ACCELERATOR PEDAL ROD TO THROTTLE CROSS SHAFT

•

BORE LENGTH: 0.880 INCHES NOMINAL IN

•

STYLE DESIGNATOR: RAISED FACE PIVOT HOLE, OVAL FACES BOTH ENDS

•

SURFACE TREATMENT: CADMIUM OR ZINC

TECHNICAL CHARACTERISTICS

CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	4.688 INCHES NOMINAL FIRST END IN
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	6.438 INCHES NOMINAL SECOND END IN
END HOLE/BALL DIAMETER	0.281 INCHES NOMINAL FIRST END IN
FSC APPLICATION DATA	1. THROTTLE LINKAGE,ACCELERATOR PEDAL ROD TO THROTTLE CROSS SHAFT
BORE LENGTH	0.880 INCHES NOMINAL IN
STYLE DESIGNATOR	RAISED FACE PIVOT HOLE, OVAL FACES BOTH ENDS
SPECIAL FEATURES	3/8 IN. H PROTRUSION,2-3/4 IN. FROM C OF FULCRUM TO C OF PROTRUSION ON THE AA ARM IN
SURFACE TREATMENT	CADMIUM OR ZINC
SLOT WIDTH	0.875 INCHES NOMINAL SECOND END IN
BORE DIAMETER	0.386 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 2

KC6264Reference document

Same NSN cross-reference

Reference document — Secondary reference

913104Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 840H4?

840H4 is a BELL CRANK.

What parts can replace 840H4?

There are 2 known substitutes for 840H4: KC6264, 913104. Substitute compatibility should be verified for your specific system.

What is the NSN for 840H4?

840H4 is cataloged in the U.S. Government catalog under NSN 3040-00-753-9135. This indicates validated use in U.S. government and defense supply chains.

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840H4 — BELL CRANK

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