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S1313LB — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S1313LB: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-006-0243, 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
S1313LB
NSN: 5310-01-006-0243
FSC: 5310 — Nuts and Washers
CAGE: 59180 — CIRCOR PUMPS NORTH AMERICA LLC (USA)
SPECIFICATIONS
Part NumberS1313LB
NSN5310-01-006-0243
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S1313LB · 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
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 3
SF11080ITEM33Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SF10421PC33Reference document
Same NSN cross-reference
Reference document — Secondary reference
S1323LBReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S1313LB?
S1313LB is a WASHER,KEY.
What parts can replace S1313LB?
There are 3 known substitutes for S1313LB: SF11080ITEM33, SF10421PC33, S1323LB. Substitute compatibility should be verified for your specific system.
What is the NSN for S1313LB?
S1313LB is cataloged in the U.S. Government catalog under NSN 5310-01-006-0243. This indicates validated use in U.S. government and defense supply chains.
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