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H-7689-6 — STUD,CONTINUOUS THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

H-7689-6: STUD,CONTINUOUS THREAD.

The STUD,CONTINUOUS THREAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145, thread_class: 2A LOCATION NOT OTHERWISE SPECIFIED A, overall_length: 2.250 INCHES NOMINAL IN, hardness_rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED, nominal_thread_size: 0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-074-7514, 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
H-7689-6
NSN: 5307-01-074-7514
FSC: 5307 — Studs
CAGE: 40380 — MIDWAY MACHINE CO (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145
thread_class2A LOCATION NOT OTHERWISE SPECIFIED A
overall_length2.250 INCHES NOMINAL IN
hardness_rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
nominal_thread_size0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
thread_quantity_per_inch11 LOCATION NOT OTHERWISE SPECIFIED
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
nondefinitive_spec/std_data4 TYPE
material_document_and_classificationASTM A193,B7 ASSN STD ALL MATERIAL RESPONSES
NSN5307-01-074-7514
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H-7689-6 · 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
•
HARDNESS RATING: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A193,B7 ASSN STD ALL MATERIAL RESPONSES
•
THREAD DIRECTION: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
•
NOMINAL THREAD SIZE: 0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
•
NONDEFINITIVE SPEC/STD DATA: 4 TYPE
•
THREAD CLASS: 2A LOCATION NOT OTHERWISE SPECIFIED A
•
THREAD QUANTITY PER INCH: 11 LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A193,B7 ASSN STD ALL MATERIAL RESPONSES
OVERALL LENGTH2.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
NOMINAL THREAD SIZE0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
NONDEFINITIVE SPEC/STD DATA4 TYPE
THREAD CLASS2A LOCATION NOT OTHERWISE SPECIFIED A
THREAD QUANTITY PER INCH11 LOCATION NOT OTHERWISE SPECIFIED
MATERIALSTEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
SUBSTITUTES & CROSS-REFERENCES 3
855252Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-S-1222Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-DTL-1222Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H-7689-6?
H-7689-6 is a STUD,CONTINUOUS THREAD.
What parts can replace H-7689-6?
There are 3 known substitutes for H-7689-6: 855252, MIL-S-1222, MIL-DTL-1222. Substitute compatibility should be verified for your specific system.
What is the NSN for H-7689-6?
H-7689-6 is cataloged in the U.S. Government catalog under NSN 5307-01-074-7514. This indicates validated use in U.S. government and defense supply chains.
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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.