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Technical Data Sheet
PartsTable / COMPONENT / 1 3/4-5UNC-3A X 10 TYIVL1
1 3/4-5UNC-3A X 10 TYIVL1 ✓ 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 1 3/4-5UNC-3A X 10 TYIVL1 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 5307-01-350-3236, 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
1 3/4-5UNC-3A X 10 TYIVL1
NSN: 5307-01-350-3236
FSC: 5307
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
Part Number1 3/4-5UNC-3A X 10 TYIVL1
NSN5307-01-350-3236
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1 3/4-5UNC-3A X 10 TYIVL1 · 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 QUANTITY PER INCH: 5 LOCATION NOT OTHERWISE SPECIFIED
•
THREAD CLASS: 3A LOCATION NOT OTHERWISE SPECIFIED A
•
MATERIAL: NICKEL ALLOY
•
NOMINAL THREAD SIZE: 1.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
•
CRITICALITY CODE JUSTIFICATION: ZZZX
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH5 LOCATION NOT OTHERWISE SPECIFIED
END ITEM IDENTIFICATIONSTEERING GEAR HYD CYLINDER ASSY
THREAD CLASS3A LOCATION NOT OTHERWISE SPECIFIED A
OVERALL LENGTH10.000 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
NOMINAL THREAD SIZE1.750 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
CRITICALITY CODE JUSTIFICATIONZZZX
DEPARTURE FROM CITED DESIGNATORMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
MIL-DTL-1222 TYPE IVInterchangeable
interchangeable cross-reference
interchangeable
QQ-N-286 GR500L1Interchangeable
interchangeable cross-reference
interchangeable
3/4-10UNC-3A X 2 7/8Interchangeable
interchangeable cross-reference
interchangeable
LENGTH 2.192+/-.020(.30+/-.005L1Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222L1Interchangeable
interchangeable cross-reference
interchangeable
258760 ITEM 78Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1 3/4-5UNC-3A X 10 TYIVL1?
1 3/4-5UNC-3A X 10 TYIVL1 is a 1 3/4-5UNC-3A X 10 TYIVL1.
What parts can replace 1 3/4-5UNC-3A X 10 TYIVL1?
There are 23 known substitutes for 1 3/4-5UNC-3A X 10 TYIVL1: MIL-DTL-1222 TYPE IV, QQ-N-286 GR500L1, 3/4-10UNC-3A X 2 7/8 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1 3/4-5UNC-3A X 10 TYIVL1?
1 3/4-5UNC-3A X 10 TYIVL1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-350-3236. 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