PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 4399100
4399100 ✓ 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,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN, fastener_length: 0.500 INCHES NOMINAL IN, features_provided: CASEHARDENED, surface_treatment: CADMIUM OR ZINC OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-162-8512, 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
4399100
NSN: 5305-01-162-8512
FSC: 5305
CAGE: 24234 — AUSTIN-WESTRAN LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
fastener_length0.500 INCHES NOMINAL IN
features_providedCASEHARDENED
surface_treatmentCADMIUM OR ZINC OVERALL
width_between_flats0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
internal_drive_styleSLOT
nonmachine_thread_styleGIMLET POINT (TYPE A, AB OR BA)
extended_washer_diameter0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
extended_washer_thickness0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
nonmachine_nominal_thread_diameter0.190 INCHES IN
NSN5305-01-162-8512
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4399100 · 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
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
FEATURES PROVIDED: CASEHARDENED
•
EXTENDED WASHER DIAMETER: 0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
•
NONMACHINE THREAD STYLE: GIMLET POINT (TYPE A, AB OR BA)
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
EXTENDED WASHER THICKNESS: 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.190 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH0.500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
FEATURES PROVIDEDCASEHARDENED
EXTENDED WASHER DIAMETER0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
NONMACHINE THREAD STYLEGIMLET POINT (TYPE A, AB OR BA)
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
EXTENDED WASHER THICKNESS0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
NONMACHINE NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD HEIGHT0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
HEAD STYLEHEXAGON EXTENDED WASHER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
1269689Interchangeable
interchangeable cross-reference
interchangeable
F5141Interchangeable
interchangeable cross-reference
interchangeable
121856Interchangeable
interchangeable cross-reference
interchangeable
9421073Interchangeable
interchangeable cross-reference
interchangeable
5592840Interchangeable
interchangeable cross-reference
interchangeable
5305PL0788650Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 4399100?
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 4399100?
4399100 is a SCREW,TAPPING.
What parts can replace 4399100?
There are 11 known substitutes for 4399100: 1269689, F5141, 121856 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4399100?
4399100 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-162-8512. 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 — 4399100

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