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Technical Data Sheet
PartsTable / COMPONENT / 418373-1
418373-1 ✓ 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

STUD ASSEMBLY,TURNLOCK FASTENER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-290-8231, 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
418373-1
NSN: 5325-00-290-8231
FSC: 5325
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
Part Number418373-1
NSN5325-00-290-8231
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 418373-1 · 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 19
28-2GInterchangeable
interchangeable cross-reference
interchangeable
38-2GInterchangeable
interchangeable cross-reference
interchangeable
400210Interchangeable
interchangeable cross-reference
interchangeable
BACS21X11SInterchangeable
interchangeable cross-reference
interchangeable
4002-11SInterchangeable
interchangeable cross-reference
interchangeable
4002-10SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 418373-1?
418373-1 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 418373-1?
There are 19 known substitutes for 418373-1: 28-2G, 38-2G, 400210 and 16 more. Substitute compatibility should be verified for your specific system.
Is 418373-1 still available?
418373-1 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