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0144549 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

0144549: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.20 INCHES MINIMUM AND 0.24 INCHES MAXIMUM IN, thread_class: 2A A, chamfer_angle: 15.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM, thread_length: 1.71 INCHES MINIMUM AND 1.77 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-622-7342, 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
0144549
NSN: 5306-01-622-7342
FSC: 5306 — Bolts
CAGE: 1QNZ3 — FASTENAL CO DBA FASTENAL CO DIV FASTENAL MANUFACTURING (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.20 INCHES MINIMUM AND 0.24 INCHES MAXIMUM IN
thread_class2A A
chamfer_angle15.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM
thread_length1.71 INCHES MINIMUM AND 1.77 INCHES MAXIMUM IN
fastener_length1.71 INCHES MINIMUM AND 1.77 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats0.48 INCHES MINIMUM AND 0.50 INCHES MAXIMUM IN
end_item_identification2320-01-465-2174
nominal_thread_diameter0.3125 INCHES IN
NSN5306-01-622-7342
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 0144549 · 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
•
HEAD HEIGHT: 0.20 INCHES MINIMUM AND 0.24 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.71 INCHES MINIMUM AND 1.77 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.71 INCHES MINIMUM AND 1.77 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.3125 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.48 INCHES MINIMUM AND 0.50 INCHES MAXIMUM IN
•
COLOR: YELLOW OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.20 INCHES MINIMUM AND 0.24 INCHES MAXIMUM IN
FASTENER LENGTH1.71 INCHES MINIMUM AND 1.77 INCHES MAXIMUM IN
THREAD LENGTH1.71 INCHES MINIMUM AND 1.77 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.3125 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.48 INCHES MINIMUM AND 0.50 INCHES MAXIMUM IN
COLORYELLOW OVERALL
SURFACE TREATMENTZINC OVERALL
CHAMFER ANGLE15.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM
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
513662Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 0144549?
0144549 is a BOLT,MACHINE.
What parts can replace 0144549?
There is 1 known substitute for 0144549: 513662. Substitute compatibility should be verified for your specific system.
What is the NSN for 0144549?
0144549 is cataloged in the U.S. Government catalog under NSN 5306-01-622-7342. 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.