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PartsTable / COMPONENT / 4M430A2 PIECE 9
4M430A2 PIECE 9 ✓ 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,CONTINUOUS THREAD is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 655 OR COPPER ALLOY 651, thread_class: 2A LOCATION NOT OTHERWISE SPECIFIED A, overall_length: 1.750 INCHES NOMINAL IN, thread_direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED, nominal_thread_size: 0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN, thread_quantity_per_inch: 18 LOCATION NOT OTHERWISE SPECIFIED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-417-7832, 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
4M430A2 PIECE 9
NSN: 5307-01-417-7832
FSC: 5307
CAGE: 51900 — ITT CORPORATION DBA ITT STANDARD (USA)
SPECIFICATIONS
materialCOPPER ALLOY 655 OR COPPER ALLOY 651
thread_class2A LOCATION NOT OTHERWISE SPECIFIED A
overall_length1.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
nominal_thread_size0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
thread_quantity_per_inch18 LOCATION NOT OTHERWISE SPECIFIED
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
material_document_and_classificationMIL-C-17516 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5307-01-417-7832
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4M430A2 PIECE 9 · 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 CLASS: 2A LOCATION NOT OTHERWISE SPECIFIED A
•
THREAD QUANTITY PER INCH: 18 LOCATION NOT OTHERWISE SPECIFIED
•
NOMINAL THREAD SIZE: 0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-17516 MIL SPEC SINGLE MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
•
MATERIAL: COPPER ALLOY 655 OR COPPER ALLOY 651
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A LOCATION NOT OTHERWISE SPECIFIED A
THREAD QUANTITY PER INCH18 LOCATION NOT OTHERWISE SPECIFIED
OVERALL LENGTH1.750 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-17516 MIL SPEC SINGLE MATERIAL RESPONSE
THREAD DIRECTIONRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
MATERIALCOPPER ALLOY 655 OR COPPER ALLOY 651
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
B94.2Interchangeable
interchangeable cross-reference
interchangeable
901-1-4Interchangeable
interchangeable cross-reference
interchangeable
50-10957Interchangeable
interchangeable cross-reference
interchangeable
901-14CPInterchangeable
interchangeable cross-reference
interchangeable
90-114-4Interchangeable
interchangeable cross-reference
interchangeable
90-114-10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4M430A2 PIECE 9?
4M430A2 PIECE 9 is a STUD,CONTINUOUS THREAD.
What parts can replace 4M430A2 PIECE 9?
There are 8 known substitutes for 4M430A2 PIECE 9: B94.2, 901-1-4, 50-10957 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4M430A2 PIECE 9?
4M430A2 PIECE 9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-417-7832. 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