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103AX84 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

103AX84: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include thread_class: 2A A, thread_length: 0.750 INCHES NOMINAL IN, screw_material: STEEL COMP 1018, nominal_thread_diameter: 0.312 INCHES IN, minimum_tensile_strength: 125000 MEGAPASCALS, thread_quantity_per_inch: 28. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-552-4306, 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
103AX84
NSN: 5305-01-552-4306
FSC: 5305 — Screws
CAGE: 89619 — MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS DIV LEHIGH VALLEY OPERATIONS (USA)
SPECIFICATIONS
thread_class2A A
thread_length0.750 INCHES NOMINAL IN
screw_materialSTEEL COMP 1018
nominal_thread_diameter0.312 INCHES IN
minimum_tensile_strength125000 MEGAPASCALS
thread_quantity_per_inch28
thread_series_designatorUNF
part_name_assigned_by_controlling_agencyHEX. SERRATED LARGE WASHER HEAD
NSN5305-01-552-4306
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 103AX84 · 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: 0.750 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
SCREW MATERIAL: STEEL COMP 1018
•
MINIMUM TENSILE STRENGTH: 125000 MEGAPASCALS
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 28
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.750 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
SCREW MATERIALSTEEL COMP 1018
MINIMUM TENSILE STRENGTH125000 MEGAPASCALS
PART NAME ASSIGNED BY CONTROLLING AGENCYHEX. SERRATED LARGE WASHER HEAD
THREAD CLASS2A A
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF
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 1
25087954Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 103AX84?
103AX84 is a SCREW,MACHINE.
What parts can replace 103AX84?
There is 1 known substitute for 103AX84: 25087954. Substitute compatibility should be verified for your specific system.
What is the NSN for 103AX84?
103AX84 is cataloged in the U.S. Government catalog under NSN 5305-01-552-4306. 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.