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Technical Data Sheet
L12S1 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

SPIDER,UNIVERSAL JOINT,VEHICULAR. Key specifications include material: STEEL, bearing_type: PLAIN, outside_shape: ROUND, major_diameter: 1.257 INCHES NOMINAL IN, overall_length: 7.500 INCHES NOMINAL IN, outside_diameter: 1.938 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-00-317-9930, 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
L12S1
NSN: 2520-00-317-9930
FSC: 2520
CAGE: 3D6E9 — MERITOR INDUSTRIAL PRODUCTS, LLC (USA)
SPECIFICATIONS
materialSTEEL
bearing_typePLAIN
outside_shapeROUND
major_diameter1.257 INCHES NOMINAL IN
overall_length7.500 INCHES NOMINAL IN
outside_diameter1.938 INCHES NOMINAL IN
length_across_arms2.248 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
fsc_application_dataWINCH DRIVE SHAFT,TRUCK
length_from_universal_joint_spider_centerline_to_hub_end2.625 INCHES NOMINAL IN
NSN2520-00-317-9930
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPIDER,UNIVERSAL JOINT,VEHICULAR TITLE COMPONENT PN L12S1 MFR SPIDER,UNIVERSAL JOINT
KEY FEATURES
LENGTH ACROSS ARMS: 2.248 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
LENGTH ACROSS ARMS2.248 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
SPECIAL FEATURESMATL-STEEL AISI 8620;BRGS-NOT INCL.;RH THD;1/4-28 NF,THD SIZE;0.188 IN. HUB BORE DIA;0.313 IN. C/BORE DIA ON HUB;FITTING TYPE ACCOMMODATED-45 DEG ELBOW OR 90 DEG ELBOW;0.623/0.625 IN. ARM BRG SURFACE DIA;0.688 IN. ARM BRG SURFACE LG;LUBRICATION MODE-FITTING;LUBRICATION LOCATION-HUB SIDE BETWEEN ARMS;PORT THD PROVISION-THDED IN
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
139095Interchangeable
interchangeable cross-reference
interchangeable
FFS103TYPE3STYLE4Interchangeable
interchangeable cross-reference
interchangeable
L12S1Interchangeable
interchangeable cross-reference
interchangeable
2279474Interchangeable
interchangeable cross-reference
interchangeable
7412754Interchangeable
interchangeable cross-reference
interchangeable
SP31581Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L12S1?
L12S1 is a SPIDER,UNIVERSAL JOINT,VEHICULAR.
What parts can replace L12S1?
There are 15 known substitutes for L12S1: 139095, FFS103TYPE3STYLE4, L12S1 and 12 more. Substitute compatibility should be verified for your specific system.
Is L12S1 still available?
L12S1 is currently cancelled.
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