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S2B10172-4MFL1 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

S2B10172-4MFL1: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5305-01-421-2163, 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
S2B10172-4MFL1
NSN: 5305-01-421-2163
FSC: 5305 — Screws
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
Part NumberS2B10172-4MFL1
NSN5305-01-421-2163
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: S2B10172-4MFL1 · 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 5
S1E10068 ITEM 29Reference document
Same NSN cross-reference
Reference document — Secondary reference
S1E10068 ITEM 29L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S1E10033 ITEM 29L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S1E10033 ITEM 29Reference document
Same NSN cross-reference
Reference document — Secondary reference
S2B10172-4MFReference 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 S2B10172-4MFL1?
S2B10172-4MFL1 is a SCREW,CAP,SOCKET HEAD.
What parts can replace S2B10172-4MFL1?
There are 5 known substitutes for S2B10172-4MFL1: S1E10068 ITEM 29, S1E10068 ITEM 29L1, S1E10033 ITEM 29L1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S2B10172-4MFL1?
S2B10172-4MFL1 is cataloged in the U.S. Government catalog under NSN 5305-01-421-2163. This indicates validated use in U.S. government and defense supply chains.
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