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PartsTable / COMPONENT / DD445S4901-83ALT3PC309
DD445S4901-83ALT3PC309 ✓ 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 STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, thread_class: 3A NUT THREAD A, thread_length: 0.875 INCHES MAXIMUM STUD THREAD IN, overall_length: 9.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND NUT THREAD, nominal_thread_size: 0.750 INCHES NUT THREAD IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-206-3140, 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
DD445S4901-83ALT3PC309
NSN: 5307-00-206-3140
FSC: 5307
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY
thread_class3A NUT THREAD A
thread_length0.875 INCHES MAXIMUM STUD THREAD IN
overall_length9.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND NUT THREAD
nominal_thread_size0.750 INCHES NUT THREAD IN
thread_quantity_per_inch10 STUD THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD THREAD
material_document_and_classificationMIL-B-15939,COMP 2 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5307-00-206-3140
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: DD445S4901-83ALT3PC309 · 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
•
NOMINAL THREAD SIZE: 0.750 INCHES STUD THREAD IN
•
THREAD CLASS: 5A STUD THREAD A
•
THREAD QUANTITY PER INCH: 10 STUD THREAD
•
THREAD LENGTH: 1.000 INCHES MINIMUM NUT THREAD IN
•
MATERIAL: COPPER ALLOY
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) STUD THREAD
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.750 INCHES STUD THREAD IN
THREAD CLASS5A STUD THREAD A
THREAD QUANTITY PER INCH10 STUD THREAD
THREAD QUANTITY PER INCH10 NUT THREAD
THREAD LENGTH1.000 INCHES MINIMUM NUT THREAD IN
MATERIALCOPPER ALLOY
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) STUD THREAD
NOMINAL THREAD SIZE0.750 INCHES NUT THREAD IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD LENGTH0.875 INCHES MAXIMUM STUD THREAD IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
1627AInterchangeable
interchangeable cross-reference
interchangeable
HA59602Interchangeable
interchangeable cross-reference
interchangeable
15089PCM287Interchangeable
interchangeable cross-reference
interchangeable
NW513Interchangeable
interchangeable cross-reference
interchangeable
1627BInterchangeable
interchangeable cross-reference
interchangeable
DD397S49-031PC309Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DD445S4901-83ALT3PC309?
DD445S4901-83ALT3PC309 is a STUD,PLAIN.
What parts can replace DD445S4901-83ALT3PC309?
There are 15 known substitutes for DD445S4901-83ALT3PC309: 1627A, HA59602, 15089PCM287 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DD445S4901-83ALT3PC309?
DD445S4901-83ALT3PC309 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-206-3140. 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