PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 1289633
1289633 ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND EXTENDED WASHER, head_height: 0.114 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.265 INCHES NOMINAL IN, thread_length: 0.203 INCHES MINIMUM IN, screw_material: COPPER ALLOY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-995-1355, 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
1289633
NSN: 5305-00-995-1355
FSC: 5305
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
head_styleROUND EXTENDED WASHER
head_height0.114 INCHES NOMINAL IN
thread_class2A A
head_diameter0.265 INCHES NOMINAL IN
thread_length0.203 INCHES MINIMUM IN
screw_materialCOPPER ALLOY
fastener_length0.219 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
extended_washer_diameter0.369 INCHES NOMINAL IN
thread_quantity_per_inch32
NSN5305-00-995-1355
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1289633 · 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
•
SCREW MATERIAL: COPPER ALLOY
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
INTERNAL DRIVE STYLE: SLOT
•
EXTENDED WASHER DIAMETER: 0.369 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
EXTENDED WASHER THICKNESS: 0.028 INCHES NOMINAL IN
•
HEAD STYLE: ROUND EXTENDED WASHER
•
THREAD LENGTH: 0.203 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SCREW MATERIALCOPPER ALLOY
NOMINAL THREAD DIAMETER0.164 INCHES IN
INTERNAL DRIVE STYLESLOT
EXTENDED WASHER DIAMETER0.369 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
EXTENDED WASHER THICKNESS0.028 INCHES NOMINAL IN
HEAD STYLEROUND EXTENDED WASHER
THREAD LENGTH0.203 INCHES MINIMUM IN
HEAD HEIGHT0.114 INCHES NOMINAL IN
HEAD DIAMETER0.265 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
123-EB-24Interchangeable
interchangeable cross-reference
interchangeable
9457Interchangeable
interchangeable cross-reference
interchangeable
FFW92Interchangeable
interchangeable cross-reference
interchangeable
T01-0152-90Interchangeable
interchangeable cross-reference
interchangeable
0152Interchangeable
interchangeable cross-reference
interchangeable
11507591Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 1289633?
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 1289633?
1289633 is a SCREW,MACHINE.
What parts can replace 1289633?
There are 9 known substitutes for 1289633: 123-EB-24, 9457, FFW92 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1289633?
1289633 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-995-1355. 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 — 1289633

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