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Technical Data Sheet
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6643028-18 — 6643028-18

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6643028-18: 6643028-18.

The 6643028-18 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-01-455-2913, 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
6643028-18
NSN: 5306-01-455-2913
FSC: 5306 — Bolts
CAGE: 01289 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
Part Number6643028-18
NSN5306-01-455-2913
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6643028-18 · 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 2
006643028-18Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
992E678G-1 PC 134Same 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 6643028-18?
6643028-18 is a 6643028-18.
What parts can replace 6643028-18?
There are 2 known substitutes for 6643028-18: 006643028-18, 992E678G-1 PC 134. Substitute compatibility should be verified for your specific system.
What is the NSN for 6643028-18?
6643028-18 is cataloged in the U.S. Government catalog under NSN 5306-01-455-2913. This indicates validated use in U.S. government and defense supply chains.
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