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00643 — BOLT,EYE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

00643: BOLT,EYE.

The BOLT,EYE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1022 OVERALL, shank_length: 0.500 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.500 INCHES MINIMUM IN, overall_length: 1.500 INCHES NOMINAL IN, style_designator: ROUND, CLOSED W/SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-272-2131, 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
00643
NSN: 5306-00-272-2131
FSC: 5306 — Bolts
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
materialSTEEL COMP 1022 OVERALL
shank_length0.500 INCHES NOMINAL IN
thread_class2A A
thread_length0.500 INCHES MINIMUM IN
overall_length1.500 INCHES NOMINAL IN
style_designatorROUND, CLOSED W/SHOULDER
thread_directionRIGHT-HAND
eye_outside_width0.875 INCHES NOMINAL IN
shoulder_diameter0.875 INCHES NOMINAL IN
surface_treatmentZINC OVERALL
eye_stock_diameter0.250 INCHES NOMINAL IN
eye_inside_diameter0.375 INCHES NOMINAL IN
NSN5306-00-272-2131
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 00643 · 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 STOCK DIAMETER: 0.250 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES MINIMUM IN
•
SHANK LENGTH: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND, CLOSED W/SHOULDER
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
SHOULDER DIAMETER: 0.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EYE STOCK DIAMETER0.250 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES MINIMUM IN
SHANK LENGTH0.500 INCHES NOMINAL IN
STYLE DESIGNATORROUND, CLOSED W/SHOULDER
OVERALL LENGTH1.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SHOULDER DIAMETER0.875 INCHES NOMINAL IN
SURFACE TREATMENTZINC OVERALL
EYE INSIDE DIAMETER0.375 INCHES NOMINAL IN
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
1801FPC806Reference 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 00643?
00643 is a BOLT,EYE.
What parts can replace 00643?
There is 1 known substitute for 00643: 1801FPC806. Substitute compatibility should be verified for your specific system.
What is the NSN for 00643?
00643 is cataloged in the U.S. Government catalog under NSN 5306-00-272-2131. This indicates validated use in U.S. government and defense supply chains.
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