PartsTable
Technical Data Sheet
11640937-2 ✓ 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 COMP 1038, thread_class: 2A NUT THREAD A, thread_length: 0.410 INCHES NOMINAL STUD THREAD IN, overall_length: 2.500 INCHES NOMINAL IN, hardness_rating: 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND NUT THREAD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-159-6231, 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
11640937-2
NSN: 5307-00-159-6231
FSC: 5307
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1038
thread_class2A NUT THREAD A
thread_length0.410 INCHES NOMINAL STUD THREAD IN
overall_length2.500 INCHES NOMINAL IN
hardness_rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND NUT THREAD
nominal_thread_size0.438 INCHES STUD THREAD IN
thread_pitch_diameters+0.3921 TO 0.3941 INCHES STUD THREAD IN
thread_quantity_per_inch20 NUT THREAD
thread_series_designatorUNF NUT THREAD
NSN5307-00-159-6231
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11640937-2 · 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 LENGTH: 0.410 INCHES NOMINAL STUD THREAD IN
THREAD SERIES DESIGNATOR: UNF NUT THREAD
THREAD DIRECTION: RIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE: 0.438 INCHES STUD THREAD IN
MATERIAL: STEEL COMP 1038
HARDNESS RATING: 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD QUANTITY PER INCH: 20 NUT THREAD
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.410 INCHES NOMINAL STUD THREAD IN
OVERALL LENGTH2.500 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNF NUT THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.438 INCHES STUD THREAD IN
MATERIALSTEEL COMP 1038
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD QUANTITY PER INCH20 NUT THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD PITCH DIAMETERS+0.3921 TO 0.3941 INCHES STUD THREAD IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
B107.100Interchangeable
interchangeable cross-reference
interchangeable
B107.39Interchangeable
interchangeable cross-reference
interchangeable
00944516000Interchangeable
interchangeable cross-reference
interchangeable
B107.39 TY1CL1Interchangeable
interchangeable cross-reference
interchangeable
9-44515Interchangeable
interchangeable cross-reference
interchangeable
944516Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11640937-2?
11640937-2 is a STUD,PLAIN.
What parts can replace 11640937-2?
There are 6 known substitutes for 11640937-2: B107.100, B107.39, 00944516000 and 3 more. Substitute compatibility should be verified for your specific system.
Is 11640937-2 still available?
11640937-2 is currently cancelled.
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