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Technical Data Sheet
PartsTable / COMPONENT / 1AX 59
1AX 59 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SOCKET,SOCKET WRENCH is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 2.875 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, special_features: PINLESS TYPE, style_designator: UNIVERSAL JOINT, features_provided: POWER TOOL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-018-1705, 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
1AX 59
NSN: 5305-00-018-1705
FSC: 5305
CAGE: 76040 — MACK TRUCKS INC PARTS OPN (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length2.875 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
special_featuresPINLESS TYPE
style_designatorUNIVERSAL JOINT
features_providedPOWER TOOL
surface_treatmentOXIDE OVERALL
drive_surface_size0.500 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.750 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape6 POINT SINGLE END INTERNAL
nondefinitive_spec/std_data3 TYPE
specification/standard_data05047-ASME B107.110 CAT 2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5305-00-018-1705
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1AX 59 · 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 QUANTITY PER INCH: 20
•
THREAD LENGTH: 1.250 INCHES MINIMUM IN
•
HARDNESS RATING: 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL: STEEL OVERALL
•
THREAD CLASS: 2A A
•
HEAD HEIGHT: 0.312 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
FASTENER LENGTH: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH20
THREAD LENGTH1.250 INCHES MINIMUM IN
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
MATERIALSTEEL OVERALL
THREAD CLASS2A A
HEAD HEIGHT0.312 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
FASTENER LENGTH2.000 INCHES NOMINAL IN
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
SD94Interchangeable
interchangeable cross-reference
interchangeable
181705Interchangeable
interchangeable cross-reference
interchangeable
B107.2Interchangeable
interchangeable cross-reference
interchangeable
J7479PInterchangeable
interchangeable cross-reference
interchangeable
1AX59Interchangeable
interchangeable cross-reference
interchangeable
NASM90726Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1AX 59?
1AX 59 is a SOCKET,SOCKET WRENCH.
What parts can replace 1AX 59?
There are 9 known substitutes for 1AX 59: SD94, 181705, B107.2 and 6 more. Substitute compatibility should be verified for your specific system.
Is 1AX 59 still available?
1AX 59 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026