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400-72218 — BOLT,HOOK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

400-72218: BOLT,HOOK.

The BOLT,HOOK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 3A A, thread_length: 4.000 INCHES NOMINAL IN, style_designator: ROUND BEND, thread_direction: RIGHT-HAND, hook_inside_width: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-323-5539, 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
400-72218
NSN: 5306-01-323-5539
FSC: 5306 — Bolts
CAGE: 66234 — M-B COMPANIES, INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class3A A
thread_length4.000 INCHES NOMINAL IN
style_designatorROUND BEND
thread_directionRIGHT-HAND
hook_inside_width0.375 INCHES NOMINAL IN
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch13
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
distance_from_inside_of_bend_to_shank_end6.000 INCHES NOMINAL IN
distance_from_inside_center_of_bend_to_hook_end0.375 INCHES NOMINAL IN
NSN5306-01-323-5539
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 400-72218 · 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
•
DISTANCE FROM INSIDE OF BEND TO SHANK END: 6.000 INCHES NOMINAL IN
•
THREAD LENGTH: 4.000 INCHES NOMINAL IN
•
HOOK INSIDE WIDTH: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND BEND
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
DISTANCE FROM INSIDE CENTER OF BEND TO HOOK END: 0.375 INCHES NOMINAL IN
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
DISTANCE FROM INSIDE OF BEND TO SHANK END6.000 INCHES NOMINAL IN
THREAD LENGTH4.000 INCHES NOMINAL IN
HOOK INSIDE WIDTH0.375 INCHES NOMINAL IN
STYLE DESIGNATORROUND BEND
NOMINAL THREAD DIAMETER0.500 INCHES IN
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM INSIDE CENTER OF BEND TO HOOK END0.375 INCHES NOMINAL IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH13
MATERIALSTEEL OVERALL
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
401-94251Same 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 400-72218?
400-72218 is a BOLT,HOOK.
What parts can replace 400-72218?
There is 1 known substitute for 400-72218: 401-94251. Substitute compatibility should be verified for your specific system.
What is the NSN for 400-72218?
400-72218 is cataloged in the U.S. Government catalog under NSN 5306-01-323-5539. This indicates validated use in U.S. government and defense supply chains.
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