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30555T42 — BOLT,U

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

30555T42: BOLT,U.

The BOLT,U is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, thread_length: 2.500 INCHES NOMINAL IN, style_designator: ROUND BEND, thread_direction: RIGHT-HAND, features_provided: HEX NUT, end_item_identification: KC-46A SUPPORT EQUIPMENT A. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-657-3646, 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
30555T42
NSN: 5306-01-657-3646
FSC: 5306 — Bolts
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
thread_length2.500 INCHES NOMINAL IN
style_designatorROUND BEND
thread_directionRIGHT-HAND
features_providedHEX NUT
end_item_identificationKC-46A SUPPORT EQUIPMENT A
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
inside_distance_between_shanks1.625 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyU BOLT ASSEMBLY
distance_from_inside_center_of_bend_to_bolt_end3.375 INCHES NOMINAL IN
NSN5306-01-657-3646
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 30555T42 · 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
•
INSIDE DISTANCE BETWEEN SHANKS: 1.625 INCHES NOMINAL IN
•
THREAD LENGTH: 2.500 INCHES NOMINAL IN
•
DISTANCE FROM INSIDE CENTER OF BEND TO BOLT END: 3.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND BEND
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
FEATURES PROVIDED: HEX NUT
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
INSIDE DISTANCE BETWEEN SHANKS1.625 INCHES NOMINAL IN
THREAD LENGTH2.500 INCHES NOMINAL IN
DISTANCE FROM INSIDE CENTER OF BEND TO BOLT END3.375 INCHES NOMINAL IN
STYLE DESIGNATORROUND BEND
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDHEX NUT
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESRUBBER CUSHIONED U-BOLT; RUBBER MOUNTING PLATE 3 INCHES X 1 INCH BY 0.125 IN. THICK; 4 HEX NUTS, 304 STAINLESS STEEL; CUSHION MATERIAL IS RUBBER, COLOR IS BLACK; TEMP RANGE IS MINUS 67 DEGREE F TO PLUS 250 DEGREE F IN
PART NAME ASSIGNED BY CONTROLLING AGENCYU BOLT ASSEMBLY
END ITEM IDENTIFICATIONKC-46A SUPPORT EQUIPMENT A
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
A27124-24Same 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 30555T42?
30555T42 is a BOLT,U.
What parts can replace 30555T42?
There is 1 known substitute for 30555T42: A27124-24. Substitute compatibility should be verified for your specific system.
What is the NSN for 30555T42?
30555T42 is cataloged in the U.S. Government catalog under NSN 5306-01-657-3646. This indicates validated use in U.S. government and defense supply chains.
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