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Technical Data Sheet
PartsTable / COMPONENT / 31WLBS316-0.750
31WLBS316-0.750 ✓ 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 31WLBS316-0.750 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 5306-01-098-7770, 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
31WLBS316-0.750
NSN: 5306-01-098-7770
FSC: 5306
CAGE: 82465 — MAC LEAN FOGG LOCK NUT CO (USA)
SPECIFICATIONS
Part Number31WLBS316-0.750
NSN5306-01-098-7770
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 31WLBS316-0.750 · 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
•
MATERIAL: STEEL OVERALL
•
HEAD HEIGHT: 0.332 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 16
•
LOCKING FEATURE: LOCKING TEETH BEARING SURFACE OF HEAD
•
WIDTH BETWEEN FLATS: 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.625 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
THREAD CLASS: 2A A
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
HEAD HEIGHT0.332 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH16
LOCKING FEATURELOCKING TEETH BEARING SURFACE OF HEAD
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
THREAD LENGTH0.625 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
THREAD CLASS2A A
SURFACE TREATMENTZINC OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
FASTENER LENGTH0.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
13480-3Interchangeable
interchangeable cross-reference
interchangeable
53-730052-3Interchangeable
interchangeable cross-reference
interchangeable
536TG2Interchangeable
interchangeable cross-reference
interchangeable
5L5012Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31WLBS316-0.750?
31WLBS316-0.750 is a 31WLBS316-0.750.
What parts can replace 31WLBS316-0.750?
There are 4 known substitutes for 31WLBS316-0.750: 13480-3, 53-730052-3, 536TG2 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 31WLBS316-0.750?
31WLBS316-0.750 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-098-7770. 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