563-7409375-2 — BELL CRANK

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

563-7409375-2: BELL CRANK.

The BELL CRANK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, bore_length: 5.000 INCHES MINIMUM AND 5.005 INCHES MAXIMUM IN, bore_diameter: 3.1255 INCHES MINIMUM AND 3.1263 INCHES MAXIMUM IN, special_features: NICU ALLOY, style_designator: RAISED FACE PIVOT HOLE, CLEVIS BOTH ENDS, fulcrum_bore_shape: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-496-0814, 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

563-7409375-2

NSN: 3040-01-496-0814
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	NICKEL ALLOY
bore_length	5.000 INCHES MINIMUM AND 5.005 INCHES MAXIMUM IN
bore_diameter	3.1255 INCHES MINIMUM AND 3.1263 INCHES MAXIMUM IN
special_features	NICU ALLOY
style_designator	RAISED FACE PIVOT HOLE, CLEVIS BOTH ENDS
fulcrum_bore_shape	PLAIN
end_hole/ball_diameter	1.000 INCHES MINIMUM AND 1.002 INCHES MAXIMUM FIRST END IN
end_item_identification	SEAWOLF CLASS SUBMARINE SSN 23, MBT 6 VENT VALVE LINKAGE
material_document_and_classification	QQ-N288 CMPSN E FED SPEC SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agency	CRANK,BELL,VENT VALVE
center_to_center_distance_between_fulcrum_and_arm_end_hole/slot/ball	8.750 INCHES NOMINAL SECOND END IN
NSN	3040-01-496-0814

COMPONENT DIAGRAM

KEY FEATURES

•

CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL: 4.000 INCHES NOMINAL FIRST END IN

•

END HOLE/BALL DIAMETER: 0.750 INCHES MINIMUM AND 0.752 INCHES MAXIMUM SECOND END IN

•

BORE LENGTH: 5.000 INCHES MINIMUM AND 5.005 INCHES MAXIMUM IN

•

STYLE DESIGNATOR: RAISED FACE PIVOT HOLE, CLEVIS BOTH ENDS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N288 CMPSN E FED SPEC SINGLE MATERIAL RESPONSE

•

FULCRUM BORE SHAPE: PLAIN

TECHNICAL CHARACTERISTICS

CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	4.000 INCHES NOMINAL FIRST END IN
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	8.750 INCHES NOMINAL SECOND END IN
END HOLE/BALL DIAMETER	0.750 INCHES MINIMUM AND 0.752 INCHES MAXIMUM SECOND END IN
END HOLE/BALL DIAMETER	1.000 INCHES MINIMUM AND 1.002 INCHES MAXIMUM FIRST END IN
BORE LENGTH	5.000 INCHES MINIMUM AND 5.005 INCHES MAXIMUM IN
STYLE DESIGNATOR	RAISED FACE PIVOT HOLE, CLEVIS BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N288 CMPSN E FED SPEC SINGLE MATERIAL RESPONSE
FULCRUM BORE SHAPE	PLAIN
SPECIAL FEATURES	NICU ALLOY
PART NAME ASSIGNED BY CONTROLLING AGENCY	CRANK,BELL,VENT VALVE

SUBSTITUTES & CROSS-REFERENCES 3

B552-3101Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

B552-3101-2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

563-7409375Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 563-7409375-2?

563-7409375-2 is a BELL CRANK.

What parts can replace 563-7409375-2?

There are 3 known substitutes for 563-7409375-2: B552-3101, B552-3101-2, 563-7409375. Substitute compatibility should be verified for your specific system.

What is the NSN for 563-7409375-2?

563-7409375-2 is cataloged in the U.S. Government catalog under NSN 3040-01-496-0814. This indicates validated use in U.S. government and defense supply chains.

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563-7409375-2 — BELL CRANK

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