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4457086 ITEM 32 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4457086 ITEM 32: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, head_style: HEXAGON, head_height: 0.937 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 2.500 INCHES NOMINAL IN, fastener_length: 6.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-472-5602, 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
4457086 ITEM 32
NSN: 5306-01-472-5602
FSC: 5306 — Bolts
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
head_styleHEXAGON
head_height0.937 INCHES NOMINAL IN
thread_class3A A
thread_length2.500 INCHES NOMINAL IN
fastener_length6.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats2.250 INCHES NOMINAL IN
nominal_thread_diameter1.500 INCHES IN
thread_quantity_per_inch6
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationASTM A 193, B7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5306-01-472-5602
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4457086 ITEM 32 · 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: 0.937 INCHES NOMINAL IN
•
FASTENER LENGTH: 6.500 INCHES NOMINAL IN
•
THREAD LENGTH: 2.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A 193, B7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 1.500 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 2.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.937 INCHES NOMINAL IN
FASTENER LENGTH6.500 INCHES NOMINAL IN
THREAD LENGTH2.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A 193, B7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER1.500 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS2.250 INCHES NOMINAL IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH6
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 2
518-4457086 ITEReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
518-4457086 ITEM 32Same 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 4457086 ITEM 32?
4457086 ITEM 32 is a BOLT,MACHINE.
What parts can replace 4457086 ITEM 32?
There are 2 known substitutes for 4457086 ITEM 32: 518-4457086 ITE, 518-4457086 ITEM 32. Substitute compatibility should be verified for your specific system.
What is the NSN for 4457086 ITEM 32?
4457086 ITEM 32 is cataloged in the U.S. Government catalog under NSN 5306-01-472-5602. 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.