PartsTable
Technical Data Sheet
X-18 ✓ 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

SOCKET,PLUG-IN ELECTRONIC COMPON. Key specifications include material: STEEL OVERALL, shank_length: 1.625 INCHES NOMINAL IN, hole_diameter: 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN, overall_width: 0.813 INCHES NOMINAL IN, thread_length: 1.500 INCHES MINIMUM IN, overall_length: 2.254 INCHES NOMINAL 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 5306-00-276-8031, 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
X-18
NSN: 5306-00-276-8031
FSC: 5306
CAGE: 05415 — LINDE LIFT TRUCK CORP. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
shank_length1.625 INCHES NOMINAL IN
hole_diameter0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
overall_width0.813 INCHES NOMINAL IN
thread_length1.500 INCHES MINIMUM IN
overall_length2.254 INCHES NOMINAL IN
mounting_methodSADDLE
outside_diameter0.725 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
special_featuresMATERIAL: CARBON STEEL, HARDNESS 45-53 RC PER ANSI B27.1
style_designatorFLAT EXTERNAL AND INTERNAL TEETH
thread_directionRIGHT-HAND
polarization_typeCONTACT SIZE
NSN5306-00-276-8031
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: X-18 · 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: 1.500 INCHES MINIMUM IN
EYE STOCK DIAMETER: 0.250 INCHES NOMINAL IN
THREAD DIRECTION: RIGHT-HAND
NONSTANDARD THREAD PITCH DIAMETER: +0.2237 TO 0.2268 INCHES IN
EYE INSIDE DIAMETER: 0.257 INCHES NOMINAL IN
THREAD QUANTITY PER INCH: 28
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH1.500 INCHES MINIMUM IN
OVERALL LENGTH2.254 INCHES NOMINAL IN
EYE STOCK DIAMETER0.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NONSTANDARD THREAD PITCH DIAMETER+0.2237 TO 0.2268 INCHES IN
EYE INSIDE DIAMETER0.257 INCHES NOMINAL IN
SPECIAL FEATURESCOUNTERSUNK HOLE IN EYE 0.344 IN. DIA BY 90 DEG IN
THREAD QUANTITY PER INCH28
NOMINAL THREAD DIAMETER0.250 INCHES IN
SHANK LENGTH1.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
09-17420C3Upgraded Successor
successor cross-reference
successor
X18Upgraded Successor
successor cross-reference
successor
3754883Upgraded Successor
successor cross-reference
successor
5110PL2189910Interchangeable
interchangeable cross-reference
interchangeable
X218Interchangeable
interchangeable cross-reference
interchangeable
SKC-95Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X-18?
X-18 is a SOCKET,PLUG-IN ELECTRONIC COMPON.
What parts can replace X-18?
There are 10 known substitutes for X-18: 09-17420C3, X18, 3754883 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X-18?
X-18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-276-8031. This indicates validated use in U.S. government and defense supply chains.
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