PartsTable
Technical Data Sheet
PartsTable / COMPONENT / NASM501
NASM501 ✓ 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: 0.288 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN, hole_diameter: 0.046 INCHES NOMINAL 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 5305-00-206-6983, 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
NASM501
NSN: 5305-00-206-6983
FSC: 5305
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
head_styleFILLISTER
head_height0.288 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
hole_diameter0.046 INCHES NOMINAL IN
hole_quantity1
thread_length0.625 INCHES NOMINAL IN
screw_materialSTEEL COMP 1010
fastener_length0.625 INCHES NOMINAL IN
locking_featurePELLET THREADS
thread_directionRIGHT-HAND
NSN5305-00-206-6983
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NASM501 · 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
•
HEAD HOLE CONFIGURATION STYLE: HEXAGON FLATS
•
HEAD DIAMETER: 0.187 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
•
SCREW MATERIAL: STEEL OR STEEL COMP 1010
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
THREAD LENGTH: 0.330 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.125 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
HEAD HOLE CONFIGURATION STYLEHEXAGON FLATS
HEAD DIAMETER0.187 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
SCREW MATERIALSTEEL OR STEEL COMP 1010
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD LENGTH0.330 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.125 INCHES IN
HOLE QUANTITY1
HEAD STYLEFILLISTER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
AN501-10-6Interchangeable
interchangeable cross-reference
interchangeable
NASM501Interchangeable
interchangeable cross-reference
interchangeable
AN501-10-10Interchangeable
interchangeable cross-reference
interchangeable
AN501A5-6Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy NASM501?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is NASM501?
NASM501 is a SCREW,CAP,SOCKET HEAD.
What parts can replace NASM501?
There are 4 known substitutes for NASM501: AN501-10-6, NASM501, AN501-10-10 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NASM501?
NASM501 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-206-6983. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — NASM501

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026