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Technical Data Sheet
PartsTable / COMPONENT / 3/4-10UNC-2A X 3 1/2 INCHES
3/4-10UNC-2A X 3 1/2 INCHES ✓ 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 3/4-10UNC-2A X 3 1/2 INCHES is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-241-9333, 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
3/4-10UNC-2A X 3 1/2 INCHES
NSN: 5307-01-241-9333
FSC: 5307
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part Number3/4-10UNC-2A X 3 1/2 INCHES
NSN5307-01-241-9333
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3/4-10UNC-2A X 3 1/2 INCHES · 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
•
NONDEFINITIVE SPEC/STD DATA: B16 GRADE AND 4 TYPE
•
MATERIAL: STEEL COMP 416
•
CRITICALITY CODE JUSTIFICATION: ZZZW
•
NOMINAL THREAD SIZE: 0.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
•
THREAD CLASS: 2A LOCATION NOT OTHERWISE SPECIFIED A
•
DEPARTURE FROM CITED DOCUMENT: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATAB16 GRADE AND 4 TYPE
MATERIALSTEEL COMP 416
SPECIAL FEATURESSPEC. NO.193A, B16,COMP. ALLOY STEEL K14072, USE ST1057 A
CRITICALITY CODE JUSTIFICATIONZZZW
OVERALL LENGTH3.500 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
THREAD CLASS2A LOCATION NOT OTHERWISE SPECIFIED A
DEPARTURE FROM CITED DOCUMENTMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
THREAD QUANTITY PER INCH10 LOCATION NOT OTHERWISE SPECIFIED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A-193 ASSN STD SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
1 1/4-8UNC-2A X 8 INCHESL1Interchangeable
interchangeable cross-reference
interchangeable
ASTM-A193 GRADE B16Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222Interchangeable
interchangeable cross-reference
interchangeable
ASTM-A193 GRADE B16L1Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222 TYPE III STYLE DInterchangeable
interchangeable cross-reference
interchangeable
B16 1/2 13UNC2AX1 3/4INLGL1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3/4-10UNC-2A X 3 1/2 INCHES?
3/4-10UNC-2A X 3 1/2 INCHES is a 3/4-10UNC-2A X 3 1/2 INCHES.
What parts can replace 3/4-10UNC-2A X 3 1/2 INCHES?
There are 12 known substitutes for 3/4-10UNC-2A X 3 1/2 INCHES: 1 1/4-8UNC-2A X 8 INCHESL1, ASTM-A193 GRADE B16, MIL-DTL-1222 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3/4-10UNC-2A X 3 1/2 INCHES?
3/4-10UNC-2A X 3 1/2 INCHES is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-241-9333. 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