7992646 — STUD,PLAIN

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

7992646: 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 8740, thread_class: 3A NUT THREAD A, thread_length: 0.880 INCHES MINIMUM STUD THREAD IN, overall_length: 2.250 INCHES NOMINAL IN, hardness_rating: 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND STUD THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-678-3529, 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

7992646

NSN: 5307-00-678-3529
FSC: 5307 — Studs
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740
thread_class	3A NUT THREAD A
thread_length	0.880 INCHES MINIMUM STUD THREAD IN
overall_length	2.250 INCHES NOMINAL IN
hardness_rating	28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
thread_direction	RIGHT-HAND STUD THREAD
surface_treatment	CADMIUM OVERALL
nominal_thread_size	0.375 INCHES NUT THREAD IN
thread_pitch_diameters	+0.3475 TO 0.3491 INCHES STUD THREAD IN
cotter_pin_hole_diameter	0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
thread_quantity_per_inch	16 STUD THREAD
thread_series_designator	UNS STUD THREAD
NSN	5307-00-678-3529

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

COTTER PIN HOLE DIAMETER: 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN

•

THREAD LENGTH: 0.880 INCHES MINIMUM STUD THREAD IN

•

HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM

•

THREAD PITCH DIAMETERS: +0.3475 TO 0.3491 INCHES STUD THREAD IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
COTTER PIN HOLE DIAMETER	0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
THREAD LENGTH	0.880 INCHES MINIMUM STUD THREAD IN
THREAD LENGTH	0.620 INCHES MINIMUM NUT THREAD IN
HARDNESS RATING	28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
THREAD PITCH DIAMETERS	+0.3475 TO 0.3491 INCHES STUD THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES
OVERALL LENGTH	2.250 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND STUD THREAD
THREAD DIRECTION	RIGHT-HAND NUT THREAD

OTHER ITEMS IN FSC 5307 — Studs

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625

SUBSTITUTES & CROSS-REFERENCES 1

5307006783529Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 7992646?

7992646 is a STUD,PLAIN.

What parts can replace 7992646?

There is 1 known substitute for 7992646: 5307006783529. Substitute compatibility should be verified for your specific system.

What is the NSN for 7992646?

7992646 is cataloged in the U.S. Government catalog under NSN 5307-00-678-3529. This indicates validated use in U.S. government and defense supply chains.

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