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Technical Data Sheet
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4052538 — SCREW,VALVE RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4052538: SCREW,VALVE RETAINING.

The SCREW,VALVE RETAINING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5305-00-786-4032, 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
4052538
NSN: 5305-00-786-4032
FSC: 5305 — Screws
CAGE: 0MKW7 — MINNPAR, LLC DBA MINNPAR (USA)
SPECIFICATIONS
Part Number4052538
NSN5305-00-786-4032
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4052538 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 4
317901R1Reference document
Same NSN cross-reference
Reference document — Secondary reference
20127Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2902Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4052538-8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 4052538?
4052538 is a SCREW,VALVE RETAINING.
What parts can replace 4052538?
There are 4 known substitutes for 4052538: 317901R1, 20127, 2902 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4052538?
4052538 is cataloged in the U.S. Government catalog under NSN 5305-00-786-4032. This indicates validated use in U.S. government and defense supply chains.
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