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Technical Data Sheet
PartsTable / COMPONENT / SM-B-187837
SM-B-187837 ✓ 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 STUD,PLAIN is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-342-3554, 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
SM-B-187837
NSN: 5307-00-342-3554
FSC: 5307
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
Part NumberSM-B-187837
NSN5307-00-342-3554
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SM-B-187837 · 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 7
74042442Interchangeable
interchangeable cross-reference
interchangeable
55524Interchangeable
interchangeable cross-reference
interchangeable
8387941Interchangeable
interchangeable cross-reference
interchangeable
TP314Interchangeable
interchangeable cross-reference
interchangeable
11581Interchangeable
interchangeable cross-reference
interchangeable
FF-W-92BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-187837?
SM-B-187837 is a STUD,PLAIN.
What parts can replace SM-B-187837?
There are 7 known substitutes for SM-B-187837: 74042442, 55524, 8387941 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-187837?
SM-B-187837 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-342-3554. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026