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GC520CH1 — CASTER,SWIVEL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GC520CH1: CASTER,SWIVEL.

The CASTER,SWIVEL is a the manufacturer industrial component. Key specifications include material: STEEL BODY, wheel_type: SEMIPNEUMATIC TIRE, plate_style: RECTANGULAR, tread_width: 2.500 INCHES NOMINAL IN, wheel_diameter: 8.000 INCHES NOMINAL IN, effective_height: 10.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-321-9772, 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
GC520CH1
NSN: 5340-00-321-9772
FSC: 5340 — Hardware, Commercial
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL BODY
wheel_typeSEMIPNEUMATIC TIRE
plate_styleRECTANGULAR
tread_width2.500 INCHES NOMINAL IN
wheel_diameter8.000 INCHES NOMINAL IN
wheel_quantity1
effective_height10.000 INCHES NOMINAL IN
style_designatorSWIVEL OFFSET
features_providedAXLE LUBRICATION FITTING AND SPANNER BUSHING AND SWIVEL LUBRICATION FITTING
surface_treatmentPAINT PLATE
caster_plate_width4.000 INCHES NOMINAL IN
wheel_bearing_typeBALL
NSN5340-00-321-9772
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GC520CH1 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
•
PLATE STYLE: RECTANGULAR
•
TREAD WIDTH: 2.500 INCHES NOMINAL IN
•
WHEEL TYPE: SEMIPNEUMATIC TIRE
•
STYLE DESIGNATOR: SWIVEL OFFSET
•
CASTER PLATE MOUNTING HOLE DIAMETER: 0.406 INCHES NOMINAL IN
•
CASTER PLATE WIDTH: 4.000 INCHES NOMINAL IN
•
CASTER PLATE LENGTH: 7.000 INCHES NOMINAL IN
•
WHEEL QUANTITY: 1
TECHNICAL CHARACTERISTICS
PLATE STYLERECTANGULAR
TREAD WIDTH2.500 INCHES NOMINAL IN
WHEEL TYPESEMIPNEUMATIC TIRE
STYLE DESIGNATORSWIVEL OFFSET
CASTER PLATE MOUNTING HOLE DIAMETER0.406 INCHES NOMINAL IN
CASTER PLATE WIDTH4.000 INCHES NOMINAL IN
CASTER PLATE LENGTH7.000 INCHES NOMINAL IN
WHEEL QUANTITY1
FEATURES PROVIDEDAXLE LUBRICATION FITTING AND SPANNER BUSHING AND SWIVEL LUBRICATION FITTING
EFFECTIVE HEIGHT10.000 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GC520CH1?
GC520CH1 is a CASTER,SWIVEL.
What is the NSN for GC520CH1?
GC520CH1 is cataloged in the U.S. Government catalog under NSN 5340-00-321-9772. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.