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Technical Data Sheet
PartsTable / COMPONENT / 583203
583203 ✓ 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,EYE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shank_length: 1.500 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.250 INCHES MINIMUM IN, overall_length: 2.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-281-6421, 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
583203
NSN: 5306-00-281-6421
FSC: 5306
CAGE: 00006 — ACF-BRILL MOTORS CO
SPECIFICATIONS
materialSTEEL OVERALL
shank_length1.500 INCHES NOMINAL IN
thread_class2A A
thread_length1.250 INCHES MINIMUM IN
overall_length2.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OR ZINC OVERALL
eye_stock_diameter0.250 INCHES NOMINAL IN
eye_inside_diameter0.750 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-00-281-6421
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 583203 · 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
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
EYE INSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
SHANK LENGTH: 1.500 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD QUANTITY PER INCH: 20
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD DIAMETER0.250 INCHES IN
EYE INSIDE DIAMETER0.750 INCHES NOMINAL IN
SHANK LENGTH1.500 INCHES NOMINAL IN
OVERALL LENGTH2.500 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD CLASS2A A
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
176Upgraded Successor
successor cross-reference
successor
1941Upgraded Successor
successor cross-reference
successor
11324Upgraded Successor
successor cross-reference
successor
653-001-750Upgraded Successor
Gloves,surgeons'
successor
LAS1Interchangeable
interchangeable cross-reference
interchangeable
SM-B-338493Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 583203?
583203 is a BOLT,EYE.
What parts can replace 583203?
There are 18 known substitutes for 583203: 176, 1941, 11324 and 15 more. Substitute compatibility should be verified for your specific system.
Is 583203 still available?
583203 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