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2646137 — STUD,BALL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

2646137: STUD,BALL.

The STUD,BALL is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 3A LOCATION NOT OTHERWISE SPECIFIED A, head_diameter: 0.100 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, neck_diameter: 0.100 INCHES NOMINAL IN, thread_length: 0.440 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_length: 0.800 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-345-4208, 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
2646137
NSN: 5307-00-345-4208
FSC: 5307 — Studs
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialSTEEL
thread_class3A LOCATION NOT OTHERWISE SPECIFIED A
head_diameter0.100 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
neck_diameter0.100 INCHES NOMINAL IN
thread_length0.440 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_length0.800 INCHES NOMINAL IN
style_designatorBALL
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
nominal_thread_size0.164 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
distance_across_flats0.210 INCHES NOMINAL IN
thread_quantity_per_inch32 LOCATION NOT OTHERWISE SPECIFIED
thread_series_designatorUNJC LOCATION NOT OTHERWISE SPECIFIED
NSN5307-00-345-4208
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2646137 · 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: 0.440 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
STYLE DESIGNATOR: BALL
•
THREAD DIRECTION: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
•
NOMINAL THREAD SIZE: 0.164 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
•
DISTANCE FROM SPHERICAL HEAD CENTERLINE TO HEAD END: 0.080 INCHES NOMINAL IN
•
THREAD CLASS: 3A LOCATION NOT OTHERWISE SPECIFIED A
•
THREAD QUANTITY PER INCH: 32 LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.440 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
STYLE DESIGNATORBALL
OVERALL LENGTH0.800 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
NOMINAL THREAD SIZE0.164 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
DISTANCE FROM SPHERICAL HEAD CENTERLINE TO HEAD END0.080 INCHES NOMINAL IN
THREAD CLASS3A LOCATION NOT OTHERWISE SPECIFIED A
THREAD QUANTITY PER INCH32 LOCATION NOT OTHERWISE SPECIFIED
MATERIALSTEEL
NECK DIAMETER0.100 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

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 2646137?
2646137 is a STUD,BALL.
What is the NSN for 2646137?
2646137 is cataloged in the U.S. Government catalog under NSN 5307-00-345-4208. 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.