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PartsTable / COMPONENT / 16965400
16965400 ✓ 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

The WASHER,KEYWAY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN, outside_diameter: 3.545 INCHES MINIMUM AND 3.575 INCHES MAXIMUM IN, surface_treatment: ZINC AND DICHROMATE OVERALL, material_thickness: 0.043 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN, internal_keyway_width: 0.380 INCHES NOMINAL 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 5310-00-485-0916, 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
16965400
NSN: 5310-00-485-0916
FSC: 5310
CAGE: F0332 — WABCO FRANCE (FRA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN
outside_diameter3.545 INCHES MINIMUM AND 3.575 INCHES MAXIMUM IN
surface_treatmentZINC AND DICHROMATE OVERALL
material_thickness0.043 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
internal_keyway_width0.380 INCHES NOMINAL IN
distance_from_centerline_to_bottom_of_internal_keyway1.620 INCHES NOMINAL IN
NSN5310-00-485-0916
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 16965400 · 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
KEY FEATURES
•
HOLE DIAMETER: 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
OUTSIDE DIAMETER: 3.545 INCHES MINIMUM AND 3.575 INCHES MAXIMUM IN
•
INTERNAL KEYWAY WIDTH: 0.380 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY: 1.620 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.043 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ZINC AND DICHROMATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
OUTSIDE DIAMETER3.545 INCHES MINIMUM AND 3.575 INCHES MAXIMUM IN
INTERNAL KEYWAY WIDTH0.380 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY1.620 INCHES NOMINAL IN
MATERIAL THICKNESS0.043 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
SURFACE TREATMENTZINC AND DICHROMATE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
SAE-J512Interchangeable
interchangeable cross-reference
interchangeable
SAE J512 3-2 060103BAInterchangeable
interchangeable cross-reference
interchangeable
J512Interchangeable
interchangeable cross-reference
interchangeable
850S50NInterchangeable
interchangeable cross-reference
interchangeable
741AInterchangeable
interchangeable cross-reference
interchangeable
0003352072Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 16965400?
16965400 is a WASHER,KEYWAY.
What parts can replace 16965400?
There are 7 known substitutes for 16965400: SAE-J512, SAE J512 3-2 060103BA, J512 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 16965400?
16965400 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-485-0916. 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