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Technical Data Sheet
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556-8843849 — SHAFT,SHOULDERED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

556-8843849: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5305-01-708-7449, 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
556-8843849
NSN: 5305-01-708-7449
NIINs: 017087449, 017087459, 017087467, 017087509, 017087647, 017088337, 017145397, 017145398
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number556-8843849
NSN5305-01-708-7449
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 556-8843849 · 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 3
R7912701-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LSA003940-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
556-8843849-70Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 556-8843849?
556-8843849 is a SHAFT,SHOULDERED.
What parts can replace 556-8843849?
There are 3 known substitutes for 556-8843849: R7912701-70, LSA003940-70, 556-8843849-70. Substitute compatibility should be verified for your specific system.
What is the NSN for 556-8843849?
556-8843849 is cataloged in the U.S. Government catalog under NSN 5305-01-708-7449. This indicates validated use in U.S. government and defense supply chains.
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