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M387393 ✓ 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. Key specifications include material: STEEL, thread_class: 2A NUT THREAD A, thread_length: 0.812 INCHES MINIMUM NUT THREAD IN, overall_length: 2.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND STUD THREAD, nominal_thread_size: 0.500 INCHES STUD THREAD IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-010-3241, 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
M387393
NSN: 5307-00-010-3241
FSC: 5307
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL
thread_class2A NUT THREAD A
thread_length0.812 INCHES MINIMUM NUT THREAD IN
overall_length2.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.500 INCHES STUD THREAD IN
thread_pitch_diameters+0.4520 TO 0.4540 INCHES STUD THREAD IN
thread_quantity_per_inch20 NUT THREAD
thread_series_designatorUNS STUD THREAD
material_document_and_classificationQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
NSN5307-00-010-3241
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: M387393 · 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
KEY FEATURES
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
THREAD SERIES DESIGNATOR: UNS STUD THREAD
•
NOMINAL THREAD SIZE: 0.500 INCHES NUT THREAD IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.812 INCHES MINIMUM NUT THREAD IN
•
THREAD QUANTITY PER INCH: 13 STUD THREAD
•
THREAD PITCH DIAMETERS: +0.4520 TO 0.4540 INCHES STUD THREAD IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD SERIES DESIGNATORUNS STUD THREAD
NOMINAL THREAD SIZE0.500 INCHES NUT THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.812 INCHES MINIMUM NUT THREAD IN
OVERALL LENGTH2.500 INCHES NOMINAL IN
THREAD QUANTITY PER INCH13 STUD THREAD
THREAD PITCH DIAMETERS+0.4520 TO 0.4540 INCHES STUD THREAD IN
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD SERIES DESIGNATORUNF NUT THREAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
103241Interchangeable
interchangeable cross-reference
interchangeable
ANURD4CInterchangeable
interchangeable cross-reference
interchangeable
417-0127-005Interchangeable
interchangeable cross-reference
interchangeable
355-11-06-001Interchangeable
interchangeable cross-reference
interchangeable
39TB6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M387393?
M387393 is a STUD,PLAIN.
What parts can replace M387393?
There are 5 known substitutes for M387393: 103241, ANURD4C, 417-0127-005 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M387393?
M387393 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-010-3241. 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