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Technical Data Sheet
PartsTable / COMPONENT / 122-5277668 ITEM 45
122-5277668 ITEM 45 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-068-0511, 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
122-5277668 ITEM 45
NSN: 5305-00-068-0511
FSC: 5305
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number122-5277668 ITEM 45
NSN5305-00-068-0511
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 122-5277668 ITEM 45 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
0903631Interchangeable
interchangeable cross-reference
interchangeable
Q1804Interchangeable
interchangeable cross-reference
interchangeable
213733Interchangeable
interchangeable cross-reference
interchangeable
180124Interchangeable
interchangeable cross-reference
interchangeable
1C620Interchangeable
interchangeable cross-reference
interchangeable
11FM7AX3-8-16X1-1-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 122-5277668 ITEM 45?
122-5277668 ITEM 45 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 122-5277668 ITEM 45?
There are 27 known substitutes for 122-5277668 ITEM 45: 0903631, Q1804, 213733 and 24 more. Substitute compatibility should be verified for your specific system.
Is 122-5277668 ITEM 45 still available?
122-5277668 ITEM 45 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026