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Technical Data Sheet
PartsTable / COMPONENT / Y00016521
Y00016521 ✓ 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 BOLT,MACHINE is a the manufacturer industrial component. Key specifications include fastener_length: 3.0 INCHES NOMINAL IN, special_features: ITEM HAS PLAIN FINISH;DIAMETER 1.0 INCH;GLOBALLY SOURCED IN, thread_direction: RIGHT-HAND, nominal_thread_diameter: 8.0 INCHES IN, thread_series_designator: UNIFIED NATIONAL COARSE (UNC), nondefinitive_spec/std_data: 8 GRADE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-625-9948, 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
Y00016521
NSN: 5306-01-625-9948
FSC: 5306
CAGE: FAFH7 — SOFRAME (FRA)
SPECIFICATIONS
fastener_length3.0 INCHES NOMINAL IN
special_featuresITEM HAS PLAIN FINISH;DIAMETER 1.0 INCH;GLOBALLY SOURCED IN
thread_directionRIGHT-HAND
nominal_thread_diameter8.0 INCHES IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
nondefinitive_spec/std_data8 GRADE
part_name_assigned_by_controlling_agencySCREW
NSN5306-01-625-9948
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: Y00016521 · 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 DIRECTION: RIGHT-HAND
•
FASTENER LENGTH: 3.0 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: 8 GRADE
•
NOMINAL THREAD DIAMETER: 8.0 INCHES IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW
FASTENER LENGTH3.0 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA8 GRADE
NOMINAL THREAD DIAMETER8.0 INCHES IN
SPECIAL FEATURESITEM HAS PLAIN FINISH;DIAMETER 1.0 INCH;GLOBALLY SOURCED IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
14465Interchangeable
interchangeable cross-reference
interchangeable
11465Interchangeable
interchangeable cross-reference
interchangeable
0464SRCInterchangeable
interchangeable cross-reference
interchangeable
14464Interchangeable
interchangeable cross-reference
interchangeable
14465-1Interchangeable
interchangeable cross-reference
interchangeable
10164142Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Y00016521?
Y00016521 is a BOLT,MACHINE.
What parts can replace Y00016521?
There are 12 known substitutes for Y00016521: 14465, 11465, 0464SRC and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Y00016521?
Y00016521 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-625-9948. 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