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Technical Data Sheet
PartsTable / COMPONENT / 7413143
7413143 ✓ 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 8640 OR STEEL COMP 8740 OR STEEL COMP 4140 OR STEEL COMP 4135, thread_class: 3A NUT THREAD A, thread_length: 0.380 INCHES MINIMUM NUT THREAD IN, overall_length: 0.880 INCHES NOMINAL IN, hardness_rating: 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND NUT THREAD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-741-3143, 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
7413143
NSN: 5307-00-741-3143
FSC: 5307
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 4140 OR STEEL COMP 4135
thread_class3A NUT THREAD A
thread_length0.380 INCHES MINIMUM NUT THREAD IN
overall_length0.880 INCHES NOMINAL IN
hardness_rating28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND NUT THREAD
surface_treatmentCADMIUM OVERALL
nominal_thread_size0.250 INCHES NUT THREAD IN
thread_pitch_diameters+0.2351 TO 0.2364 INCHES STUD THREAD IN
cotter_pin_hole_diameter0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
thread_quantity_per_inch28 NUT THREAD
thread_series_designatorUNF NUT THREAD
NSN5307-00-741-3143
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7413143 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A322 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A331 ASSN STD 4TH MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
•
COTTER PIN HOLE DIAMETER: 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
•
THREAD CLASS: 3A NUT THREAD A
•
THREAD LENGTH: 0.500 INCHES MINIMUM STUD THREAD IN
•
THREAD QUANTITY PER INCH: 20 STUD THREAD
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A322 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A331 ASSN STD 4TH MATERIAL RESPONSE
THREAD DIRECTIONRIGHT-HAND STUD THREAD
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
COTTER PIN HOLE DIAMETER0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
THREAD CLASS3A NUT THREAD A
OVERALL LENGTH0.880 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES MINIMUM STUD THREAD IN
THREAD QUANTITY PER INCH20 STUD THREAD
THREAD SERIES DESIGNATORUNF NUT THREAD
THREAD LENGTH0.380 INCHES MINIMUM NUT THREAD IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
401852P003Interchangeable
interchangeable cross-reference
interchangeable
401852HInterchangeable
interchangeable cross-reference
interchangeable
00308Interchangeable
interchangeable cross-reference
interchangeable
401852JInterchangeable
interchangeable cross-reference
interchangeable
401852P012Interchangeable
interchangeable cross-reference
interchangeable
401806HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7413143?
7413143 is a STUD,PLAIN.
What parts can replace 7413143?
There are 19 known substitutes for 7413143: 401852P003, 401852H, 00308 and 16 more. Substitute compatibility should be verified for your specific system.
Is 7413143 still available?
7413143 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