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4594493-ITEM-16 — BOLT,EYE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4594493-ITEM-16: BOLT,EYE.

The BOLT,EYE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, eye_width: 1.500 INCHES NOMINAL IN, eye_length: 2.000 INCHES NOMINAL IN, shank_length: 12.000 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 6.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-180-5350, 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
4594493-ITEM-16
NSN: 5306-00-180-5350
FSC: 5306 — Bolts
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
eye_width1.500 INCHES NOMINAL IN
eye_length2.000 INCHES NOMINAL IN
shank_length12.000 INCHES NOMINAL IN
thread_class2A A
thread_length6.000 INCHES NOMINAL IN
style_designatorOVAL, CLOSED
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
nominal_thread_diameter0.625 INCHES IN
thread_quantity_per_inch11
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-00-180-5350
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4594493-ITEM-16 · 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
•
EYE WIDTH: 1.500 INCHES NOMINAL IN
•
THREAD LENGTH: 6.000 INCHES NOMINAL IN
•
SHANK LENGTH: 12.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: OVAL, CLOSED
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT: ZINC OVERALL
•
EYE LENGTH: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EYE WIDTH1.500 INCHES NOMINAL IN
THREAD LENGTH6.000 INCHES NOMINAL IN
SHANK LENGTH12.000 INCHES NOMINAL IN
STYLE DESIGNATOROVAL, CLOSED
NOMINAL THREAD DIAMETER0.625 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTZINC OVERALL
EYE LENGTH2.000 INCHES NOMINAL IN
THREAD CLASS2A A
THREAD QUANTITY PER INCH11
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES 1
49M68-58-01-IT-16Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 4594493-ITEM-16?
4594493-ITEM-16 is a BOLT,EYE.
What parts can replace 4594493-ITEM-16?
There is 1 known substitute for 4594493-ITEM-16: 49M68-58-01-IT-16. Substitute compatibility should be verified for your specific system.
What is the NSN for 4594493-ITEM-16?
4594493-ITEM-16 is cataloged in the U.S. Government catalog under NSN 5306-00-180-5350. 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.