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Technical Data Sheet
PartsTable / COMPONENT / LT50042-30
LT50042-30 ✓ 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: 2.500 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.750 INCHES NOMINAL IN, overall_length: 4.130 INCHES NOMINAL IN, style_designator: ROUND, CLOSED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-321-4102, 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
LT50042-30
NSN: 5306-01-321-4102
FSC: 5306
CAGE: 08118 — EATON AVIATION CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
shank_length2.500 INCHES NOMINAL IN
thread_class2A A
thread_length1.750 INCHES NOMINAL IN
overall_length4.130 INCHES NOMINAL IN
style_designatorROUND, CLOSED
thread_directionRIGHT-HAND
eye_outside_width1.000 INCHES NOMINAL IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
eye_inside_diameter0.500 INCHES NOMINAL IN
eye_stock_thickness0.625 INCHES NOMINAL IN
nominal_thread_diameter0.500 INCHES IN
NSN5306-01-321-4102
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: LT50042-30 · 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 LENGTH: 1.750 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2A A
•
EYE INSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND, CLOSED
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH1.750 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A A
OVERALL LENGTH4.130 INCHES NOMINAL IN
EYE INSIDE DIAMETER0.500 INCHES NOMINAL IN
STYLE DESIGNATORROUND, CLOSED
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALSTEEL OVERALL
DISTANCE FROM CENTER OF EYE TO SHANK END3.130 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
20R3Interchangeable
interchangeable cross-reference
interchangeable
3271-4389Interchangeable
interchangeable cross-reference
interchangeable
5624K14Interchangeable
interchangeable cross-reference
interchangeable
28430Interchangeable
interchangeable cross-reference
interchangeable
11464633Interchangeable
interchangeable cross-reference
interchangeable
30946Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LT50042-30?
LT50042-30 is a BOLT,EYE.
What parts can replace LT50042-30?
There are 10 known substitutes for LT50042-30: 20R3, 3271-4389, 5624K14 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LT50042-30?
LT50042-30 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-321-4102. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026