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291749B — BELL CRANK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

291749B: BELL CRANK.

The BELL CRANK is a the manufacturer industrial component. Key specifications include material: IRON, bore_length: 0.437 INCHES NOMINAL IN, bore_diameter: 0.343 INCHES NOMINAL IN, hole_thread_size: 0.216-24, style_designator: RAISED FACE PIVOT HOLE W/HEEL, CLEVIS ONE END, end_hole/ball_diameter: 0.250 INCHES NOMINAL FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-012-6665, 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
291749B
NSN: 3040-01-012-6665
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialIRON
bore_length0.437 INCHES NOMINAL IN
bore_diameter0.343 INCHES NOMINAL IN
hole_thread_size0.216-24
style_designatorRAISED FACE PIVOT HOLE W/HEEL, CLEVIS ONE END
end_hole/ball_diameter0.250 INCHES NOMINAL FIRST END IN
center_to_center_distance_between_fulcrum_and_arm_end_hole/slot/ball1.250 INCHES NOMINAL FIRST END IN
NSN3040-01-012-6665
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELL CRANK TITLE COMPONENT PN 291749B MFR BELL CRANK
KEY FEATURES
•
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL: 1.250 INCHES NOMINAL FIRST END IN
•
END HOLE/BALL DIAMETER: 0.250 INCHES NOMINAL FIRST END IN
•
BORE LENGTH: 0.437 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RAISED FACE PIVOT HOLE W/HEEL, CLEVIS ONE END
•
HOLE THREAD SIZE: 0.216-24
•
BORE DIAMETER: 0.343 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL1.250 INCHES NOMINAL FIRST END IN
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL1.500 INCHES NOMINAL SECOND END IN
END HOLE/BALL DIAMETER0.250 INCHES NOMINAL FIRST END IN
END HOLE/BALL DIAMETER0.187 INCHES NOMINAL SECOND END IN
BORE LENGTH0.437 INCHES NOMINAL IN
STYLE DESIGNATORRAISED FACE PIVOT HOLE W/HEEL, CLEVIS ONE END
HOLE THREAD SIZE0.216-24
BORE DIAMETER0.343 INCHES NOMINAL IN
MATERIALIRON
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 291749B?
291749B is a BELL CRANK.
What is the NSN for 291749B?
291749B is cataloged in the U.S. Government catalog under NSN 3040-01-012-6665. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.