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4997257LL1 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4997257LL1: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include end_item_identification: 8VL MANIFOLD, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-407-1371, 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
4997257LL1
NSN: 5305-01-407-1371
FSC: 5305 — Screws
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
end_item_identification8VL MANIFOLD
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN5305-01-407-1371
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4997257LL1 · 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
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATION8VL MANIFOLD
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
SUBSTITUTES & CROSS-REFERENCES 5
NAS1351C4H10L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
NAS1351C4H10Reference document
Same NSN cross-reference
Reference document — Secondary reference
4997257LReference document
Same NSN cross-reference
Reference document — Secondary reference
236453 ITEM 3L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
236453 ITEM 3Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4997257LL1?
4997257LL1 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 4997257LL1?
There are 5 known substitutes for 4997257LL1: NAS1351C4H10L1, NAS1351C4H10, 4997257L and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4997257LL1?
4997257LL1 is cataloged in the U.S. Government catalog under NSN 5305-01-407-1371. This indicates validated use in U.S. government and defense supply chains.
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