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AB831F00 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AB831F00: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK UNDERCUT, head_height: 0.042 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.323 INCHES MINIMUM AND 0.334 INCHES MAXIMUM IN, thread_length: 0.224 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN, screw_material: STEEL CORROSION RESISTING. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-034-2822, 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
AB831F00
NSN: 5305-01-034-2822
FSC: 5305 — Screws
CAGE: 70127 — ABSCOA INDUSTRIES INC (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK UNDERCUT
head_height0.042 INCHES NOMINAL IN
thread_class3A A
head_diameter0.323 INCHES MINIMUM AND 0.334 INCHES MAXIMUM IN
thread_length0.224 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN
screw_materialSTEEL CORROSION RESISTING
fastener_length0.328 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
special_featuresHEAD UNDERCUT TO ACCOMODATE O RING,FURNISHED WITH FLAT POLYTETRAFLUOROETHYLENE WASHER AND O RING
thread_directionRIGHT-HAND
countersink_angle100.0 DEGREES NOMINAL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.138 INCHES IN
NSN5305-01-034-2822
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AB831F00 · 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: 0.042 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 0.328 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.224 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK UNDERCUT
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.042 INCHES NOMINAL IN
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH0.328 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.224 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEFLAT COUNTERSUNK UNDERCUT
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL CORROSION RESISTING
SPECIAL FEATURESHEAD UNDERCUT TO ACCOMODATE O RING,FURNISHED WITH FLAT POLYTETRAFLUOROETHYLENE WASHER AND O RING
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
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FREQUENTLY ASKED QUESTIONS
What is AB831F00?
AB831F00 is a SCREW,MACHINE.
What is the NSN for AB831F00?
AB831F00 is cataloged in the U.S. Government catalog under NSN 5305-01-034-2822. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.