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PartsTable / COMPONENT / NK501-10-6
NK501-10-6 ✓ 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 SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, head_style: FILLISTER, head_height: 0.123 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN, thread_length: 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-637-8837, 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
NK501-10-6
NSN: 5305-00-637-8837
FSC: 5305
CAGE: 26233 — NYLOK LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
head_styleFILLISTER
head_height0.123 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
thread_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
fastener_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
locking_featurePATCH THREADS
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.190 INCHES IN
NSN5305-00-637-8837
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NK501-10-6 · 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
•
HEAD STYLE: FILLISTER
•
MATERIAL: STEEL COMP 1010 OVERALL
•
THREAD SERIES DESIGNATOR: UNF
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
MINIMUM TENSILE STRENGTH: 60000 POUNDS PER SQUARE INCH LBS
•
THREAD QUANTITY PER INCH: 32
•
LOCKING FEATURE: PELLET THREADS
•
SPECIFICATION/STANDARD DATA: 80205-NAMS501 NATIONAL STD/SPEC
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEFILLISTER
MATERIALSTEEL COMP 1010 OVERALL
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.190 INCHES IN
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH LBS
THREAD QUANTITY PER INCH32
LOCKING FEATUREPELLET THREADS
SPECIFICATION/STANDARD DATA80205-NAMS501 NATIONAL STD/SPEC
FASTENER LENGTH0.375 INCHES NOMINAL IN
HEAD DIAMETER0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
NASM501Interchangeable
interchangeable cross-reference
interchangeable
AN501A5-6Interchangeable
interchangeable cross-reference
interchangeable
501-10-6Interchangeable
interchangeable cross-reference
interchangeable
AN501106Interchangeable
interchangeable cross-reference
interchangeable
S1000-138Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE1STYLE4SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NK501-10-6?
NK501-10-6 is a SCREW,CAP,SOCKET HEAD.
What parts can replace NK501-10-6?
There are 8 known substitutes for NK501-10-6: NASM501, AN501A5-6, 501-10-6 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NK501-10-6?
NK501-10-6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-637-8837. 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