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PartsTable / COMPONENT / A427-4TG
A427-4TG ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The CASTER,SWIVEL is a the manufacturer industrial component. Key specifications include material: STEEL PLATE, wheel_type: SOLID, plate_style: RECTANGULAR, tread_width: 1.312 INCHES NOMINAL IN, wheel_diameter: 4.000 INCHES NOMINAL IN, effective_height: 5.062 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 5340-00-205-5628, 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
A427-4TG
NSN: 5340-00-205-5628
FSC: 5340
CAGE: 21672 — FKI INDUSTRIES INC DBA FAULTLESS CASTER DIVISION (USA)
SPECIFICATIONS
materialSTEEL PLATE
wheel_typeSOLID
plate_styleRECTANGULAR
tread_width1.312 INCHES NOMINAL IN
wheel_diameter4.000 INCHES NOMINAL IN
wheel_quantity1
effective_height5.062 INCHES NOMINAL IN
style_designatorSWIVEL OFFSET
surface_treatmentZINC PLATE
caster_plate_width3.125 INCHES NOMINAL IN
wheel_bearing_typePLAIN, SELF-LUBRICATED
caster_plate_length4.125 INCHES NOMINAL IN
NSN5340-00-205-5628
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A427-4TG MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: STEEL BODY
•
SURFACE TREATMENT: ZINC PLATE
•
STYLE DESIGNATOR: SWIVEL OFFSET
•
TREAD WIDTH: 1.312 INCHES NOMINAL IN
•
CASTER PLATE WIDTH: 3.125 INCHES NOMINAL IN
•
SWIVEL BEARING ARRANGEMENT: TWO LEVEL
•
SWIVEL BEARING TYPE: BALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL BODY
MATERIALFIBER AND RUBBER WHEEL RIM
SURFACE TREATMENTZINC PLATE
STYLE DESIGNATORSWIVEL OFFSET
TREAD WIDTH1.312 INCHES NOMINAL IN
CASTER PLATE WIDTH3.125 INCHES NOMINAL IN
SWIVEL BEARING ARRANGEMENTTWO LEVEL
SWIVEL BEARING TYPEBALL
EFFECTIVE HEIGHT5.062 INCHES NOMINAL IN
CASTER PLATE LENGTH4.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
4-689-1Interchangeable
interchangeable cross-reference
interchangeable
6891Interchangeable
interchangeable cross-reference
interchangeable
62891001Interchangeable
interchangeable cross-reference
interchangeable
4078274Interchangeable
interchangeable cross-reference
interchangeable
4086976Interchangeable
interchangeable cross-reference
interchangeable
6515NCM020638Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A427-4TG?
A427-4TG is a CASTER,SWIVEL.
What parts can replace A427-4TG?
There are 10 known substitutes for A427-4TG: 4-689-1, 6891, 62891001 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A427-4TG?
A427-4TG is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-205-5628. 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