PartsTable
Technical Data Sheet
Download PDF

180988-1 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

180988-1: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.080 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.200 INCHES NOMINAL IN, thread_length: 0.500 INCHES MINIMUM IN, screw_material: COPPER ALLOY 464. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-321-1529, 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
180988-1
NSN: 5305-00-321-1529
FSC: 5305 — Screws
CAGE: 71791 — CURTISS-WRIGHT CONTROLS, INC. DBA CURTISS WRIGHT DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
head_styleROUND
head_height0.080 INCHES NOMINAL IN
thread_class2A A
head_diameter0.200 INCHES NOMINAL IN
thread_length0.500 INCHES MINIMUM IN
screw_materialCOPPER ALLOY 464
fastener_length2.235 INCHES MINIMUM AND 2.265 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.112 INCHES IN
screw_surface_treatmentGOLD
thread_quantity_per_inch40
NSN5305-00-321-1529
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 180988-1 · 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 HEIGHT: 0.080 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: GOLD
•
FASTENER LENGTH: 2.235 INCHES MINIMUM AND 2.265 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.500 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: ROUND
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: COPPER ALLOY 464
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.080 INCHES NOMINAL IN
SCREW SURFACE TREATMENTGOLD
FASTENER LENGTH2.235 INCHES MINIMUM AND 2.265 INCHES MAXIMUM IN
THREAD LENGTH0.500 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEROUND
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALCOPPER ALLOY 464
INTERNAL DRIVE STYLESLOT
THREAD CLASS2A A
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy 180988-1?
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 180988-1?
180988-1 is a SCREW,MACHINE.
What is the NSN for 180988-1?
180988-1 is cataloged in the U.S. Government catalog under NSN 5305-00-321-1529. 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 — 180988-1

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.