3043T639 — BOLT,U

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3043T639: BOLT,U.

The BOLT,U is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_length: 0.750 INCHES NOMINAL IN, special_features: U,BOLT INCLUDES MOUNTING PLATE AND TWO HEX NUTS, style_designator: ROUND BEND, thread_direction: RIGHT-HAND, surface_treatment: ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-612-0120, 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

3043T639

NSN: 5306-01-612-0120
FSC: 5306 — Bolts
CAGE: 3A054 — MCMASTER-CARR SUPPLY CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
thread_length	0.750 INCHES NOMINAL IN
special_features	U,BOLT INCLUDES MOUNTING PLATE AND TWO HEX NUTS
style_designator	ROUND BEND
thread_direction	RIGHT-HAND
surface_treatment	ZINC OVERALL
end_item_identification	2350-01-509-3953; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
nominal_thread_diameter	0.250 INCHES IN
thread_quantity_per_inch	20
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
inside_distance_between_shanks	0.562 INCHES NOMINAL IN
part_name_assigned_by_controlling_agency	U,BOLT WITH MOUNTING PLATE
NSN	5306-01-612-0120

COMPONENT DIAGRAM

KEY FEATURES

•

INSIDE DISTANCE BETWEEN SHANKS: 0.562 INCHES NOMINAL IN

•

THREAD LENGTH: 0.750 INCHES NOMINAL IN

•

DISTANCE FROM INSIDE CENTER OF BEND TO BOLT END: 1.250 INCHES NOMINAL IN

•

STYLE DESIGNATOR: ROUND BEND

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

THREAD DIRECTION: RIGHT-HAND

•

SURFACE TREATMENT: ZINC OVERALL

TECHNICAL CHARACTERISTICS

INSIDE DISTANCE BETWEEN SHANKS	0.562 INCHES NOMINAL IN
THREAD LENGTH	0.750 INCHES NOMINAL IN
DISTANCE FROM INSIDE CENTER OF BEND TO BOLT END	1.250 INCHES NOMINAL IN
STYLE DESIGNATOR	ROUND BEND
NOMINAL THREAD DIAMETER	0.250 INCHES IN
THREAD DIRECTION	RIGHT-HAND
SPECIAL FEATURES	U,BOLT INCLUDES MOUNTING PLATE AND TWO HEX NUTS
SURFACE TREATMENT	ZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	U,BOLT WITH MOUNTING PLATE
END ITEM IDENTIFICATION	2350-01-509-3953; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)

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

3043T94Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3043T639?

3043T639 is a BOLT,U.

What parts can replace 3043T639?

There is 1 known substitute for 3043T639: 3043T94. Substitute compatibility should be verified for your specific system.

What is the NSN for 3043T639?

3043T639 is cataloged in the U.S. Government catalog under NSN 5306-01-612-0120. This indicates validated use in U.S. government and defense supply chains.

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3043T639 — BOLT,U

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