PartsTable
Technical Data Sheet
Download PDF

A3131791-1 — SCREW,DRIVE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A3131791-1: SCREW,DRIVE.

The SCREW,DRIVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: OVAL, head_height: 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN, pilot_length: 0.047 INCHES NOMINAL IN, head_diameter: 0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN, pilot_diameter: 0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-400-0449, 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
A3131791-1
NSN: 5305-01-400-0449
FSC: 5305 — Screws
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleOVAL
head_height0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
pilot_length0.047 INCHES NOMINAL IN
head_diameter0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
pilot_diameter0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
fastener_length0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
nonmachine_thread_styleDRIVE SCREW (TYPE U)
nonmachine_nominal_thread_diameter0.189 INCHES IN
NSN5305-01-400-0449
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A3131791-1 · 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
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.189 INCHES IN
•
HEAD HEIGHT: 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
•
NONMACHINE THREAD STYLE: DRIVE SCREW (TYPE U)
•
HEAD STYLE: OVAL
•
PILOT DIAMETER: 0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
•
PILOT LENGTH: 0.047 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.189 INCHES IN
HEAD HEIGHT0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
FASTENER LENGTH0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
NONMACHINE THREAD STYLEDRIVE SCREW (TYPE U)
HEAD STYLEOVAL
PILOT DIAMETER0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
PILOT LENGTH0.047 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
HEAD DIAMETER0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
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: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy A3131791-1?
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 A3131791-1?
A3131791-1 is a SCREW,DRIVE.
What is the NSN for A3131791-1?
A3131791-1 is cataloged in the U.S. Government catalog under NSN 5305-01-400-0449. 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 — A3131791-1

✓ 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.