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Technical Data Sheet
PartsTable / COMPONENT / 40081400
40081400 ✓ 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,LOCK is a the manufacturer industrial component. Key specifications include scale_name: POUNDS, scale_range: +10.0 TO 4400.0 POUNDS LBS, special_features: DIGITAL DISPLAY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-193-7461, 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
40081400
NSN: 5310-00-193-7461
FSC: 5310
CAGE: 78189 — ITW SHAKEPROOF AUTOMOTIVE PRODUCTS (USA)
SPECIFICATIONS
scale_namePOUNDS
scale_range+10.0 TO 4400.0 POUNDS LBS
scale_quantity1
special_featuresDIGITAL DISPLAY
NSN5310-00-193-7461
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 40081400 · 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
•
MATERIAL THICKNESS: 0.025 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.495 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
STYLE DESIGNATOR: FLAT EXTERNAL AND INTERNAL TEETH
•
HOLE DIAMETER: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL THICKNESS0.025 INCHES NOMINAL IN
OUTSIDE DIAMETER0.495 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
SURFACE TREATMENTPHOSPHATE OVERALL
STYLE DESIGNATORFLAT EXTERNAL AND INTERNAL TEETH
HOLE DIAMETER0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
5196199Interchangeable
interchangeable cross-reference
interchangeable
9F5598Interchangeable
interchangeable cross-reference
interchangeable
WA1137Interchangeable
interchangeable cross-reference
interchangeable
029758LLZ2TInterchangeable
interchangeable cross-reference
interchangeable
LLZ-2Interchangeable
interchangeable cross-reference
interchangeable
40081400Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40081400?
40081400 is a WASHER,LOCK.
What parts can replace 40081400?
There are 6 known substitutes for 40081400: 5196199, 9F5598, WA1137 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40081400?
40081400 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-193-7461. 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