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8745T89 — CASTER,RIGID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8745T89: CASTER,RIGID.

The CASTER,RIGID is a the manufacturer industrial component. Key specifications include material: STEEL FRAME, wheel_type: SOLID, plate_style: RECTANGULAR, tread_width: 2.0000 INCHES NOMINAL IN, wheel_diameter: 4.0000 INCHES NOMINAL IN, effective_height: 5.6250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-444-7830, 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
8745T89
NSN: 5340-01-444-7830
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL FRAME
wheel_typeSOLID
plate_styleRECTANGULAR
tread_width2.0000 INCHES NOMINAL IN
wheel_diameter4.0000 INCHES NOMINAL IN
wheel_quantity1
effective_height5.6250 INCHES NOMINAL IN
special_featuresTHE WHEEL IS MADE FROM POLYURETHANE
style_designatorRIGID
caster_plate_width5.0000 INCHES NOMINAL IN
caster_plate_length5.5000 INCHES NOMINAL IN
safe_operating_load_rating700.0 POUNDS NOMINAL LBS
NSN5340-01-444-7830
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8745T89 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: 2.0000 INCHES NOMINAL IN
•
WHEEL TYPE: SOLID
•
STYLE DESIGNATOR: RIGID
•
CASTER PLATE MOUNTING HOLE DIAMETER: 0.3750 INCHES NOMINAL IN
•
CASTER PLATE WIDTH: 5.0000 INCHES NOMINAL IN
•
CASTER PLATE LENGTH: 5.5000 INCHES NOMINAL IN
•
WHEEL QUANTITY: 1
TECHNICAL CHARACTERISTICS
PLATE STYLERECTANGULAR
TREAD WIDTH2.0000 INCHES NOMINAL IN
WHEEL TYPESOLID
STYLE DESIGNATORRIGID
CASTER PLATE MOUNTING HOLE DIAMETER0.3750 INCHES NOMINAL IN
CASTER PLATE WIDTH5.0000 INCHES NOMINAL IN
CASTER PLATE LENGTH5.5000 INCHES NOMINAL IN
WHEEL QUANTITY1
EFFECTIVE HEIGHT5.6250 INCHES NOMINAL IN
SAFE OPERATING LOAD RATING700.0 POUNDS NOMINAL LBS
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 1
8745T44Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 8745T89?
8745T89 is a CASTER,RIGID.
What parts can replace 8745T89?
There is 1 known substitute for 8745T89: 8745T44. Substitute compatibility should be verified for your specific system.
What is the NSN for 8745T89?
8745T89 is cataloged in the U.S. Government catalog under NSN 5340-01-444-7830. 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.