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Technical Data Sheet
PartsTable / MRO / 310068
310068 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 310068 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-664-6806, 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
MRO→ MRO_GENERAL→ 310068
NSN: 5325-00-664-6806
FSC: 5325
CAGE: 97464 — TRUARC CO LLC (USA)
SPECIFICATIONS
Part Number310068
NSN5325-00-664-6806
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 310068 · 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
•
MAJOR THICKNESS: 0.042 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
INSIDE DIAMETER: 0.635 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
MATERIAL HARDNESS RATING: 66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
•
USAGE DESIGN: EXTERNAL
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: EXTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
MAJOR THICKNESS0.042 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
INSIDE DIAMETER0.635 INCHES NOMINAL IN
MATERIALSTEEL
MATERIAL HARDNESS RATING66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
USAGE DESIGNEXTERNAL
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEEXTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
559-1561-065Interchangeable
interchangeable cross-reference
interchangeable
CB4722Interchangeable
interchangeable cross-reference
interchangeable
12-712004-72Interchangeable
interchangeable cross-reference
interchangeable
510068Interchangeable
interchangeable cross-reference
interchangeable
310068Interchangeable
interchangeable cross-reference
interchangeable
47434042Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 310068?
310068 is a 310068. It is classified as a MRO (MRO_GENERAL).
What parts can replace 310068?
There are 19 known substitutes for 310068: 559-1561-065, CB4722, 12-712004-72 and 16 more. Substitute compatibility should be verified for your specific system.
Is 310068 still available?
310068 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026