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Technical Data Sheet
PartsTable / COMPONENT / SM-B-148799
SM-B-148799 ✓ Verified by PartsTable
— · 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 BELL CRANK is a the manufacturer industrial component. Key specifications include material: STEEL, bore_diameter: 0.156 INCHES NOMINAL IN, special_features: 0.156 IN. DIA DRILLED HOLE IN FULCRUM SPLIT HUB; CASEHARDENED IN, style_designator: FLAT-OFFSET BOTH ARMS, CLEVIS AT POINT, features_provided: FULCRUM SPLIT HUB, end_hole/ball_diameter: 0.125 INCHES NOMINAL FIRST END IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-030-0433, 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
SM-B-148799
NSN: 3040-00-030-0433
FSC: 3040
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL
bore_diameter0.156 INCHES NOMINAL IN
special_features0.156 IN. DIA DRILLED HOLE IN FULCRUM SPLIT HUB; CASEHARDENED IN
style_designatorFLAT-OFFSET BOTH ARMS, CLEVIS AT POINT
features_providedFULCRUM SPLIT HUB
end_hole/ball_diameter0.125 INCHES NOMINAL FIRST END IN
center_to_center_distance_between_fulcrum_and_arm_end_hole/slot/ball0.250 INCHES NOMINAL SECOND END IN
NSN3040-00-030-0433
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELL CRANK TITLE COMPONENT PN SM-B-148799 MFR BELL CRANK
KEY FEATURES
•
MATERIAL: STEEL
•
END HOLE/BALL DIAMETER: 0.156 INCHES NOMINAL SECOND END IN
•
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL: 0.469 INCHES NOMINAL FIRST END IN
•
FEATURES PROVIDED: FULCRUM SPLIT HUB
•
STYLE DESIGNATOR: FLAT-OFFSET BOTH ARMS, CLEVIS AT POINT
•
BORE DIAMETER: 0.156 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
END HOLE/BALL DIAMETER0.156 INCHES NOMINAL SECOND END IN
SPECIAL FEATURES0.156 IN. DIA DRILLED HOLE IN FULCRUM SPLIT HUB; CASEHARDENED IN
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL0.469 INCHES NOMINAL FIRST END IN
FEATURES PROVIDEDFULCRUM SPLIT HUB
END HOLE/BALL DIAMETER0.125 INCHES NOMINAL FIRST END IN
STYLE DESIGNATORFLAT-OFFSET BOTH ARMS, CLEVIS AT POINT
BORE DIAMETER0.156 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL0.250 INCHES NOMINAL SECOND END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
53904Interchangeable
interchangeable cross-reference
interchangeable
75-790055-234Interchangeable
interchangeable cross-reference
interchangeable
75-790055-204Interchangeable
interchangeable cross-reference
interchangeable
1182-4Interchangeable
interchangeable cross-reference
interchangeable
17-3-2499-1Interchangeable
interchangeable cross-reference
interchangeable
17-3-2499Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-148799?
SM-B-148799 is a BELL CRANK.
What parts can replace SM-B-148799?
There are 6 known substitutes for SM-B-148799: 53904, 75-790055-234, 75-790055-204 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-148799?
SM-B-148799 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-030-0433. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026