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Technical Data Sheet
PartsTable / COMPONENT / CLASS 52-1
CLASS 52-1 ✓ 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

The INSULATOR,SUSPENSION is a the manufacturer industrial component. Key specifications include material: STEEL CENTER STUD, leg_length: 0.688 INCHES NOMINAL IN, pin_diameter: 0.625 INCHES NOMINAL IN, overall_height: 7.250 INCHES NOMINAL IN, outside_diameter: 6.000 INCHES NOMINAL IN, style_designator: CLEVIS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-227-9050, 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
CLASS 52-1
NSN: 5970-00-227-9050
FSC: 5970
CAGE: 80204 — AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE (USA)
SPECIFICATIONS
materialSTEEL CENTER STUD
leg_length0.688 INCHES NOMINAL IN
pin_diameter0.625 INCHES NOMINAL IN
overall_height7.250 INCHES NOMINAL IN
outside_diameter6.000 INCHES NOMINAL IN
style_designatorCLEVIS
distance_between_legs0.688 INCHES NOMINAL IN
mounting_hole_diameter0.875 INCHES NOMINAL IN
identification_code_colorBROWN
first_mounting_hole_spacing5.500 INCHES NOMINAL IN
nondefinitive_spec/std_data1 CLASS AND 4 TYPE
mounting_facility_type_and_quantity1 UNTHREADED HOLE(S)
NSN5970-00-227-9050
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATOR,SUSPENSION TITLE COMPONENT PN CLASS 52-1 MFR INSULATOR,SUSPENSION
KEY FEATURES
•
IDENTIFICATION CODE COLOR: BROWN
•
MOUNTING HOLE DIAMETER: 0.875 INCHES NOMINAL IN
•
DISTANCE BETWEEN LEGS: 0.688 INCHES NOMINAL IN
•
LEG LENGTH: 0.688 INCHES NOMINAL IN
•
FIRST MOUNTING HOLE SPACING: 5.500 INCHES NOMINAL IN
•
DISTANCE FROM INSIDE OF MOUNTING HOLE TO OUTSIDE SURFACE: 0.500 INCHES NOMINAL IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 UNTHREADED HOLE(S)
•
PIN DIAMETER: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
IDENTIFICATION CODE COLORBROWN
MOUNTING HOLE DIAMETER0.875 INCHES NOMINAL IN
DISTANCE BETWEEN LEGS0.688 INCHES NOMINAL IN
LEG LENGTH0.688 INCHES NOMINAL IN
FIRST MOUNTING HOLE SPACING5.500 INCHES NOMINAL IN
DISTANCE FROM INSIDE OF MOUNTING HOLE TO OUTSIDE SURFACE0.500 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY1 UNTHREADED HOLE(S)
PIN DIAMETER0.625 INCHES NOMINAL IN
OUTSIDE DIAMETER6.000 INCHES NOMINAL IN
OVERALL HEIGHT7.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
317875-50Interchangeable
interchangeable cross-reference
interchangeable
86012Interchangeable
interchangeable cross-reference
interchangeable
G1A-317875-50Interchangeable
interchangeable cross-reference
interchangeable
2256803PC1Interchangeable
interchangeable cross-reference
interchangeable
860-12MFInterchangeable
interchangeable cross-reference
interchangeable
Z111-060022Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CLASS 52-1?
CLASS 52-1 is a INSULATOR,SUSPENSION.
What parts can replace CLASS 52-1?
There are 23 known substitutes for CLASS 52-1: 317875-50, 86012, G1A-317875-50 and 20 more. Substitute compatibility should be verified for your specific system.
Is CLASS 52-1 still available?
CLASS 52-1 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