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BA0018-4-14 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BA0018-4-14: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: CROWNED HEXAGON, head_height: 0.141 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, fastener_length: 1.500 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-463-7224, 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
BA0018-4-14
NSN: 5306-01-463-7224
FSC: 5306 — Bolts
CAGE: 62384 — LFC INDUSTRIES, INC. (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
head_styleCROWNED HEXAGON
head_height0.141 INCHES NOMINAL IN
thread_class3A A
thread_length1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
fastener_length1.500 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_between_flats0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNF
NSN5306-01-463-7224
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BA0018-4-14 · 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: 0.141 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.500 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: CROWNED HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.141 INCHES NOMINAL IN
FASTENER LENGTH1.500 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLECROWNED HEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
12437-4-14Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
03A254-4-14Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
124737-4-14Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 BA0018-4-14?
BA0018-4-14 is a BOLT,MACHINE.
What parts can replace BA0018-4-14?
There are 3 known substitutes for BA0018-4-14: 12437-4-14, 03A254-4-14, 124737-4-14. Substitute compatibility should be verified for your specific system.
What is the NSN for BA0018-4-14?
BA0018-4-14 is cataloged in the U.S. Government catalog under NSN 5306-01-463-7224. This indicates validated use in U.S. government and defense supply chains.
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