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Technical Data Sheet
PartsTable / COMPONENT / 3758656
3758656 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

CONTROL PARTS ASSEMBLY,STEERING. Key specifications include material: STEEL, end_condition: THREADED, inside_length: 2.844 INCHES NOMINAL IN, opening_width: 1.250 INCHES NOMINAL IN, style_designator: ANCHOR, features_provided: FORELOCK PINHOLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-394-4505, 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
3758656
NSN: 5310-01-394-4505
FSC: 5310
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialSTEEL
end_conditionTHREADED
inside_length2.844 INCHES NOMINAL IN
opening_width1.250 INCHES NOMINAL IN
style_designatorANCHOR
features_providedFORELOCK PINHOLE
material_diameter0.750 INCHES NOMINAL IN
surface_treatmentZINC
closure_head_styleHEXAGON
locking_device_typeCOTTER PIN AND NUT
safe_operating_load_rating6360.000 POUNDS MAXIMUM LBS
nondefinitive_spec/std_data4A TYPE AND A GRADE AND 3 CLASS A
NSN5310-01-394-4505
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3758656 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
3555753Interchangeable
interchangeable cross-reference
interchangeable
3758656Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3758656?
3758656 is a CONTROL PARTS ASSEMBLY,STEERING.
What parts can replace 3758656?
There are 2 known substitutes for 3758656: 3555753, 3758656. Substitute compatibility should be verified for your specific system.
What is the NSN for 3758656?
3758656 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-394-4505. 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