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13K266 — IMPELLER LOCKNUT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

13K266: IMPELLER LOCKNUT.

The IMPELLER LOCKNUT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-022-8823, 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
13K266
NSN: 5310-01-022-8823
FSC: 5310 — Nuts and Washers
CAGE: 25681 — ITT GOULDS PUMPS, INC. (USA)
SPECIFICATIONS
Part Number13K266
NSN5310-01-022-8823
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13K266 · 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
13K6Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 13K266?
13K266 is a IMPELLER LOCKNUT.
What parts can replace 13K266?
There is 1 known substitute for 13K266: 13K6. Substitute compatibility should be verified for your specific system.
What is the NSN for 13K266?
13K266 is cataloged in the U.S. Government catalog under NSN 5310-01-022-8823. This indicates validated use in U.S. government and defense supply chains.
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