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Technical Data Sheet
PartsTable / COMPONENT / 0.750-10UNRC-3A X 1.750L1
0.750-10UNRC-3A X 1.750L1 ✓ 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 0.750-10UNRC-3A X 1.750L1 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 5305-01-406-8548, 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
0.750-10UNRC-3A X 1.750L1
NSN: 5305-01-406-8548
FSC: 5305
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
Part Number0.750-10UNRC-3A X 1.750L1
NSN5305-01-406-8548
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 0.750-10UNRC-3A X 1.750L1 · 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 DIAMETER: 0.750 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL: NICKEL ALLOY OVERALL
•
THREAD SERIES DESIGNATOR: UNRC
•
DEPARTURE FROM CITED DESIGNATOR: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
•
CRITICALITY CODE JUSTIFICATION: ZZZX
•
FASTENER LENGTH: 1.750 INCHES MAXIMUM IN
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.750 INCHES IN
THREAD DIRECTIONRIGHT-HAND
MATERIALNICKEL ALLOY OVERALL
THREAD SERIES DESIGNATORUNRC
DEPARTURE FROM CITED DESIGNATORMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
CRITICALITY CODE JUSTIFICATIONZZZX
FASTENER LENGTH1.750 INCHES MAXIMUM IN
THREAD CLASS3A A
SPECIAL FEATURESSCREW, CAP, SOCKET HEAD, SELF LOCKING (REQUESTED NAME)
THREAD QUANTITY PER INCH10
VERIFIED SUBSTITUTES & CROSS-REFERENCES 34
803-4385050 PIECE 67L1Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222 TY IIL1Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222 TY IIInterchangeable
interchangeable cross-reference
interchangeable
803-5001003 PIECE NO. 156Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222 TYPE IIL1Interchangeable
interchangeable cross-reference
interchangeable
QQ-N-286 GRADE 500Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0.750-10UNRC-3A X 1.750L1?
0.750-10UNRC-3A X 1.750L1 is a 0.750-10UNRC-3A X 1.750L1.
What parts can replace 0.750-10UNRC-3A X 1.750L1?
There are 34 known substitutes for 0.750-10UNRC-3A X 1.750L1: 803-4385050 PIECE 67L1, MIL-DTL-1222 TY IIL1, MIL-DTL-1222 TY II and 31 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0.750-10UNRC-3A X 1.750L1?
0.750-10UNRC-3A X 1.750L1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-406-8548. 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