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SYSTEM II REF 43 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

SYSTEM II REF 43: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include special_features: SPLIT; 0.375 IN. DIA IN.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-448-2728, 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
SYSTEM II REF 43
NSN: 5310-01-448-2728
FSC: 5310 — Nuts and Washers
CAGE: 8Z618 — THE JEROME GROUP INC DBA JEROME MEDICAL (USA)
SPECIFICATIONS
special_featuresSPLIT; 0.375 IN. DIA IN
NSN5310-01-448-2728
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SYSTEM II REF 43 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSPLIT; 0.375 IN. DIA IN
SUBSTITUTES & CROSS-REFERENCES 1
GS-550-430-QSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SYSTEM II REF 43?
SYSTEM II REF 43 is a WASHER,LOCK.
What parts can replace SYSTEM II REF 43?
There is 1 known substitute for SYSTEM II REF 43: GS-550-430-Q. Substitute compatibility should be verified for your specific system.
What is the NSN for SYSTEM II REF 43?
SYSTEM II REF 43 is cataloged in the U.S. Government catalog under NSN 5310-01-448-2728. This indicates validated use in U.S. government and defense supply chains.
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