PartsTable
Technical Data Sheet
Download PDF

9181OA128 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

9181OA128: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include thread_class: 2A A, thread_length: 0.500 INCHES NOMINAL IN, screw_material: STEEL CORROSION RESISTING, special_features: SPECIFY FLAT OR ROUND HEAD WHEN ORDERING THIS P/N, thread_direction: RIGHT-HAND, internal_drive_style: SLOT. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-560-1898, 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
9181OA128
NSN: 5305-01-560-1898
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
thread_class2A A
thread_length0.500 INCHES NOMINAL IN
screw_materialSTEEL CORROSION RESISTING
special_featuresSPECIFY FLAT OR ROUND HEAD WHEN ORDERING THIS P/N
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.125 INCHES IN
thread_quantity_per_inch40
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
part_name_assigned_by_controlling_agencyMACHINE SCREW
NSN5305-01-560-1898
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 9181OA128 · 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 LENGTH: 0.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.125 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL CORROSION RESISTING
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.125 INCHES IN
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL CORROSION RESISTING
SPECIAL FEATURESSPECIFY FLAT OR ROUND HEAD WHEN ORDERING THIS P/N
INTERNAL DRIVE STYLESLOT
PART NAME ASSIGNED BY CONTROLLING AGENCYMACHINE SCREW
THREAD CLASS2A A
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 9181OA128?
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 9181OA128?
9181OA128 is a SCREW,MACHINE.
What is the NSN for 9181OA128?
9181OA128 is cataloged in the U.S. Government catalog under NSN 5305-01-560-1898. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 9181OA128