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149496 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

149496: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8735 OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, head_height: 0.608 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.873 INCHES NOMINAL IN, fastener_length: 1.685 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-125-9267, 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
149496
NSN: 5306-01-125-9267
FSC: 5306 — Bolts
CAGE: 09205 — LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 8735 OVERALL
head_styleDOUBLE HEXAGON EXTENDED WASHER
head_height0.608 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN
thread_class3A A
thread_length0.873 INCHES NOMINAL IN
fastener_length1.685 INCHES NOMINAL IN
hardness_rating39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
special_featuresMADE FROM NAS630-13
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_between_flats0.682 INCHES MINIMUM AND 0.691 INCHES MAXIMUM IN
nominal_thread_diameter0.625 INCHES IN
NSN5306-01-125-9267
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 149496 · 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
•
EXTENDED WASHER THICKNESS: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.608 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.685 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 1.045 INCHES NOMINAL IN
•
THREAD LENGTH: 0.873 INCHES NOMINAL IN
•
HARDNESS RATING: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON EXTENDED WASHER
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
HEAD HEIGHT0.608 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN
FASTENER LENGTH1.685 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER1.045 INCHES NOMINAL IN
THREAD LENGTH0.873 INCHES NOMINAL IN
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES IN
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.682 INCHES MINIMUM AND 0.691 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
LL630-13X2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 149496?
149496 is a BOLT,MACHINE.
What parts can replace 149496?
There is 1 known substitute for 149496: LL630-13X2. Substitute compatibility should be verified for your specific system.
What is the NSN for 149496?
149496 is cataloged in the U.S. Government catalog under NSN 5306-01-125-9267. 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.