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Technical Data Sheet
PartsTable / COMPONENT / 399815
399815 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 3135 OR STEEL COMP 1035 OVERALL, hole_type: DRILLED, head_style: HEXAGON, grip_length: 0.062 INCHES NOMINAL IN, head_height: 0.219 INCHES NOMINAL IN, thread_class: 2A A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-741-2518, 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
399815
NSN: 5306-00-741-2518
FSC: 5306
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 3135 OR STEEL COMP 1035 OVERALL
hole_typeDRILLED
head_styleHEXAGON
grip_length0.062 INCHES NOMINAL IN
head_height0.219 INCHES NOMINAL IN
thread_class2A A
hole_diameter0.062 INCHES NOMINAL IN
hole_quantity1
thread_length0.938 INCHES MINIMUM IN
fastener_length1.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
NSN5306-00-741-2518
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 399815 · 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
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
•
HOLE TYPE: DRILLED
•
WIDTH BETWEEN FLATS: 0.559 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD LENGTH: 0.938 INCHES MINIMUM IN
•
THREAD CLASS: 2A A
•
HEAD HEIGHT: 0.219 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J778 ASSN STD 1ST MATERIAL RESPONSE OR 66 FED STD 2ND MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH1.000 INCHES NOMINAL IN
HOLE TYPEDRILLED
WIDTH BETWEEN FLATS0.559 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD LENGTH0.938 INCHES MINIMUM IN
THREAD CLASS2A A
HEAD HEIGHT0.219 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J778 ASSN STD 1ST MATERIAL RESPONSE OR 66 FED STD 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 3135 OR STEEL COMP 1035 OVERALL
FEATURES PROVIDEDFINISHED HEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
231139Interchangeable
interchangeable cross-reference
interchangeable
25604Interchangeable
interchangeable cross-reference
interchangeable
2BX7-603Interchangeable
Same NIIN cross-reference
interchangeable
365076003Interchangeable
Same NIIN cross-reference
interchangeable
X7-603Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 399815?
399815 is a BOLT,MACHINE.
What parts can replace 399815?
There are 5 known substitutes for 399815: 231139, 25604, 2BX7-603 and 2 more. Substitute compatibility should be verified for your specific system.
Is 399815 still available?
399815 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026