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Technical Data Sheet
PartsTable / COMPONENT / 5266118
5266118 ✓ 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 POST,SPECIAL is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-285-5149, 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
5266118
NSN: 5310-00-285-5149
FSC: 5310
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
Part Number5266118
NSN5310-00-285-5149
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5266118 · 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
•
CENTER HOLE SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
HOLE DIAMETER: 0.588 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN
•
THICKNESS: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
•
OVERALL DIAMETER: 0.940 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: CORK OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.588 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN
THICKNESS0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
OVERALL DIAMETER0.940 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
MATERIALCORK OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
306014Interchangeable
interchangeable cross-reference
interchangeable
306014REVCInterchangeable
interchangeable cross-reference
interchangeable
9177314-14Interchangeable
interchangeable cross-reference
interchangeable
922K97Interchangeable
interchangeable cross-reference
interchangeable
62532Interchangeable
interchangeable cross-reference
interchangeable
T7371Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5266118?
5266118 is a POST,SPECIAL.
What parts can replace 5266118?
There are 25 known substitutes for 5266118: 306014, 306014REVC, 9177314-14 and 22 more. Substitute compatibility should be verified for your specific system.
Is 5266118 still available?
5266118 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026