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3043T46 — BOLT,U

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3043T46: BOLT,U.

The BOLT,U is a the manufacturer industrial component. Key specifications include thread_length: 2.500 INCHES NOMINAL IN, end_item_identification: 3990-01-444-5196 CEMENT MIXER, nominal_thread_diameter: 0.500 INCHES IN, thread_quantity_per_inch: 13, thread_series_designator: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5306-01-212-1436, 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
3043T46
NSN: 5306-01-212-1436
FSC: 5306 — Bolts
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
thread_length2.500 INCHES NOMINAL IN
end_item_identification3990-01-444-5196 CEMENT MIXER
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch13
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-01-212-1436
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3043T46 · 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: 2.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
THREAD QUANTITY PER INCH: 13
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
THREAD LENGTH2.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
END ITEM IDENTIFICATION3990-01-444-5196 CEMENT MIXER
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
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 3
6KP138Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
9314C02-2993-03Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
5381-031Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 3043T46?
3043T46 is a BOLT,U.
What parts can replace 3043T46?
There are 3 known substitutes for 3043T46: 6KP138, 9314C02-2993-03, 5381-031. Substitute compatibility should be verified for your specific system.
What is the NSN for 3043T46?
3043T46 is cataloged in the U.S. Government catalog under NSN 5306-01-212-1436. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.