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1898424 — BELL CRANK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1898424: BELL CRANK.

The BELL CRANK is a the manufacturer industrial component. Key specifications include material: STEEL, slot_width: 1.375 INCHES NOMINAL FIRST END IN, bore_length: 1.875 INCHES NOMINAL IN, bore_diameter: 0.875 INCHES NOMINAL IN, style_designator: TONGUE END, VERTICAL HOLES OTHER ARM, end_hole/ball_diameter: 0.625 INCHES NOMINAL FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-307-4178, 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
1898424
NSN: 5315-01-307-4178
NIINs: 013074178, 013161127, 013161128
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL
slot_width1.375 INCHES NOMINAL FIRST END IN
bore_length1.875 INCHES NOMINAL IN
bore_diameter0.875 INCHES NOMINAL IN
style_designatorTONGUE END, VERTICAL HOLES OTHER ARM
end_hole/ball_diameter0.625 INCHES NOMINAL FIRST END IN
center_to_center_distance_between_fulcrum_and_arm_end_hole/slot/ball2.500 INCHES NOMINAL FIRST END IN
NSN5315-01-307-4178
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1898424 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 1
1898424-10Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 1898424?
1898424 is a BELL CRANK.
What parts can replace 1898424?
There is 1 known substitute for 1898424: 1898424-10. Substitute compatibility should be verified for your specific system.
What is the NSN for 1898424?
1898424 is cataloged in the U.S. Government catalog under NSN 5315-01-307-4178. This indicates validated use in U.S. government and defense supply chains.
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