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Technical Data Sheet
PartsTable / COMPONENT / 579995
579995 ✓ 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 STEERING SYSTEM,MARINE is a the manufacturer industrial component. Key specifications include end_item_identification: 1905-01-154-1191,LANDING CRAFT,UTILITY,DESIGN 2000. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-477-2713, 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
579995
NSN: 5305-00-477-2713
FSC: 5305
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
end_item_identification1905-01-154-1191,LANDING CRAFT,UTILITY,DESIGN 2000
NSN5305-00-477-2713
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 579995 · 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: 0.250 INCHES IN
•
THREAD SERIES DESIGNATOR: UNF
•
WIDTH ACROSS FLATS: 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
•
INTERNAL DRIVE STYLE: HEXAGON
•
THREAD LENGTH: 0.663 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
MINIMUM TENSILE STRENGTH: 160000 POUNDS PER SQUARE INCH LBS
•
FASTENER LENGTH: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.250 INCHES IN
THREAD SERIES DESIGNATORUNF
WIDTH ACROSS FLATS0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
INTERNAL DRIVE STYLEHEXAGON
THREAD LENGTH0.663 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH LBS
FASTENER LENGTH0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
1079995Interchangeable
interchangeable cross-reference
interchangeable
579995Interchangeable
interchangeable cross-reference
interchangeable
6300798-4-12Interchangeable
Same NIIN cross-reference
interchangeable
5305PL0201250Interchangeable
Same NIIN cross-reference
interchangeable
10125329Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 579995?
579995 is a STEERING SYSTEM,MARINE.
What parts can replace 579995?
There are 5 known substitutes for 579995: 1079995, 579995, 6300798-4-12 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 579995?
579995 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-477-2713. 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