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Technical Data Sheet
PartsTable / COMPONENT / 1WX18
1WX18 ✓ 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 STUD,SHOULDERED is a the manufacturer industrial component. Key specifications include thread_length: 1.110 INCHES NOMINAL STUD THREAD IN, overall_length: 3.960 INCHES MINIMUM AND 4.080 INCHES MAXIMUM IN, shoulder_length: 0.190 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN, style_designator: SHOULDERED, thread_direction: LEFT-HAND NUT THREAD, shoulder_diameter: 1.120 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-194-8883, 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
1WX18
NSN: 5307-00-194-8883
FSC: 5307
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
thread_length1.110 INCHES NOMINAL STUD THREAD IN
overall_length3.960 INCHES MINIMUM AND 4.080 INCHES MAXIMUM IN
shoulder_length0.190 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
style_designatorSHOULDERED
thread_directionLEFT-HAND NUT THREAD
shoulder_diameter1.120 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
nominal_thread_size0.750 INCHES NUT THREAD IN
nut_end_shank_length0.190 INCHES NOMINAL IN
distance_across_flats0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
stud_end_shank_length1.545 INCHES NOMINAL IN
nut_end_shank_diameter0.750 INCHES NOMINAL IN
thread_pitch_diameters+0.7046 TO 0.7086 INCHES STUD THREAD IN
NSN5307-00-194-8883
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1WX18 · 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
•
STUD END SHANK LENGTH: 1.545 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 16 STUD THREAD
•
THREAD PITCH DIAMETERS: +0.7046 TO 0.7086 INCHES NUT THREAD IN
•
THREAD SERIES DESIGNATOR: UNS STUD THREAD
•
STUD END SHANK DIAMETER: 0.785 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.190 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 1.120 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
•
NUT END SHANK DIAMETER: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STUD END SHANK LENGTH1.545 INCHES NOMINAL IN
THREAD QUANTITY PER INCH16 STUD THREAD
THREAD PITCH DIAMETERS+0.7046 TO 0.7086 INCHES NUT THREAD IN
THREAD SERIES DESIGNATORUNS STUD THREAD
STUD END SHANK DIAMETER0.785 INCHES NOMINAL IN
SHOULDER LENGTH0.190 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
SHOULDER DIAMETER1.120 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
NUT END SHANK DIAMETER0.750 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.750 INCHES NUT THREAD IN
DISTANCE ACROSS FLATS0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
1802248Interchangeable
interchangeable cross-reference
interchangeable
40608Interchangeable
interchangeable cross-reference
interchangeable
TA2761Interchangeable
interchangeable cross-reference
interchangeable
F31374Interchangeable
interchangeable cross-reference
interchangeable
214BL4Interchangeable
interchangeable cross-reference
interchangeable
905591-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1WX18?
1WX18 is a STUD,SHOULDERED.
What parts can replace 1WX18?
There are 6 known substitutes for 1WX18: 1802248, 40608, TA2761 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1WX18?
1WX18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-194-8883. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026