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7767858 — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7767858: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8642 OR STEEL COMP 8740 OR STEEL COMP 8742 OR STEEL COMP 1144, thread_class: 2A NUT THREAD A, thread_length: 0.938 INCHES NOMINAL STUD THREAD IN, overall_length: 3.719 INCHES MINIMUM AND 3.781 INCHES MAXIMUM IN, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM, special_features: OPTIONAL MATERIAL COMPOSITION 1144 WILL HAVE ROCKWELL C HARDNESS OF 30.0 MIN. AND 37.0 MAX..

This part is cataloged in the U.S. Government catalog under NSN 5307-00-699-6244, 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
7767858
NSN: 5307-00-699-6244
NIINs: 006996244, 006996245, 011687752
FSC: 5307 — Studs
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8642 OR STEEL COMP 8740 OR STEEL COMP 8742 OR STEEL COMP 1144
thread_class2A NUT THREAD A
thread_length0.938 INCHES NOMINAL STUD THREAD IN
overall_length3.719 INCHES MINIMUM AND 3.781 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
special_featuresOPTIONAL MATERIAL COMPOSITION 1144 WILL HAVE ROCKWELL C HARDNESS OF 30.0 MIN. AND 37.0 MAX.
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.500 INCHES STUD THREAD IN
thread_pitch_diameters+0.4531 TO 0.4547 INCHES STUD THREAD IN
thread_quantity_per_inch20 NUT THREAD
thread_series_designatorUNF NUT THREAD
NSN5307-00-699-6244
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7767858 · 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: 0.875 INCHES MINIMUM NUT THREAD IN
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
THREAD PITCH DIAMETERS: +0.4591 TO 0.4607 INCHES STUD THREAD IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.875 INCHES MINIMUM NUT THREAD IN
THREAD LENGTH0.938 INCHES MINIMUM STUD THREAD IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD PITCH DIAMETERS+0.4591 TO 0.4607 INCHES STUD THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES
OVERALL LENGTH3.719 INCHES MINIMUM AND 3.781 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.500 INCHES NUT THREAD IN
NOMINAL THREAD SIZE0.500 INCHES STUD THREAD IN
SUBSTITUTES & CROSS-REFERENCES 1
5307006996244Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7767858?
7767858 is a STUD,PLAIN.
What parts can replace 7767858?
There is 1 known substitute for 7767858: 5307006996244. Substitute compatibility should be verified for your specific system.
What is the NSN for 7767858?
7767858 is cataloged in the U.S. Government catalog under NSN 5307-00-699-6244. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.