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L6312251-005 — BELL CRANK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

L6312251-005: BELL CRANK.

The BELL CRANK is a the manufacturer industrial component. Key specifications include material: STEEL, bore_length: 2.540 INCHES NOMINAL IN, bore_diameter: 0.187 INCHES NOMINAL IN, style_designator: CLEVIS ENDS, OFFSET BOTH ARMS, end_hole/ball_diameter: 0.187 INCHES NOMINAL FIRST END IN, end_item_identification: ACFT MODEL B-1B. This part is cataloged in the U.S.

Government catalog under NSN 1680-01-173-3287, 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
L6312251-005
NSN: 1680-01-173-3287
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialSTEEL
bore_length2.540 INCHES NOMINAL IN
bore_diameter0.187 INCHES NOMINAL IN
style_designatorCLEVIS ENDS, OFFSET BOTH ARMS
end_hole/ball_diameter0.187 INCHES NOMINAL FIRST END IN
end_item_identificationACFT MODEL B-1B
center_to_center_distance_between_fulcrum_and_arm_end_hole/slot/ball4.893 INCHES NOMINAL SECOND END IN
NSN1680-01-173-3287
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELL CRANK TITLE COMPONENT PN L6312251-005 MFR BELL CRANK
KEY FEATURES
•
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL: 2.348 INCHES NOMINAL FIRST END IN
•
END HOLE/BALL DIAMETER: 0.187 INCHES NOMINAL FIRST END IN
•
BORE LENGTH: 2.540 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CLEVIS ENDS, OFFSET BOTH ARMS
•
BORE DIAMETER: 0.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL2.348 INCHES NOMINAL FIRST END IN
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL4.893 INCHES NOMINAL SECOND END IN
END HOLE/BALL DIAMETER0.187 INCHES NOMINAL FIRST END IN
END HOLE/BALL DIAMETER0.187 INCHES NOMINAL SECOND END IN
BORE LENGTH2.540 INCHES NOMINAL IN
STYLE DESIGNATORCLEVIS ENDS, OFFSET BOTH ARMS
END ITEM IDENTIFICATIONACFT MODEL B-1B
BORE DIAMETER0.187 INCHES NOMINAL IN
MATERIALSTEEL
OTHER ITEMS IN FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-000-0144 1680-00-001-1401 1680-00-001-1402 1680-00-001-1403 1680-00-001-1404 1680-00-001-1730 1680-00-001-1731 1680-00-001-1736
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is L6312251-005?
L6312251-005 is a BELL CRANK.
What is the NSN for L6312251-005?
L6312251-005 is cataloged in the U.S. Government catalog under NSN 1680-01-173-3287. 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.