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30305T42 — CASTER,RIGID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

30305T42: CASTER,RIGID.

The CASTER,RIGID is a the manufacturer industrial component. Key specifications include material: PLASTIC TIRE, plate_style: RECTANGULAR, tread_width: 1.50 INCHES NOMINAL IN, wheel_diameter: 4.00 INCHES NOMINAL IN, effective_height: 5.625 INCHES NOMINAL IN, style_designator: SWIVEL OFFSET. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-619-0784, 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
30305T42
NSN: 5340-01-619-0784
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialPLASTIC TIRE
plate_styleRECTANGULAR
tread_width1.50 INCHES NOMINAL IN
wheel_diameter4.00 INCHES NOMINAL IN
effective_height5.625 INCHES NOMINAL IN
style_designatorSWIVEL OFFSET
caster_plate_width4.0 INCHES NOMINAL IN
caster_plate_length4.5 INCHES NOMINAL IN
end_item_identificationB-1
part_name_assigned_by_controlling_agencySAMSON CASTOR
center_to_center_major_distance_between_mounting_slots_along_width3.0 INCHES NOMINAL IN
center_to_center_minor_distance_between_mounting_slots_along_width2.625 INCHES NOMINAL IN
NSN5340-01-619-0784
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 30305T42 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
•
CENTER TO CENTER MINOR DISTANCE BETWEEN MOUNTING SLOTS ALONG LENGTH: 3.0 INCHES NOMINAL IN
•
CENTER TO CENTER MAJOR DISTANCE BETWEEN MOUNTING SLOTS ALONG LENGTH: 3.625 INCHES NOMINAL IN
•
TREAD WIDTH: 1.50 INCHES NOMINAL IN
•
CENTER TO CENTER MINOR DISTANCE BETWEEN MOUNTING SLOTS ALONG WIDTH: 2.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SWIVEL OFFSET
•
CASTER PLATE WIDTH: 4.0 INCHES NOMINAL IN
•
CASTER PLATE LENGTH: 4.5 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
PLATE STYLERECTANGULAR
CENTER TO CENTER MINOR DISTANCE BETWEEN MOUNTING SLOTS ALONG LENGTH3.0 INCHES NOMINAL IN
CENTER TO CENTER MAJOR DISTANCE BETWEEN MOUNTING SLOTS ALONG LENGTH3.625 INCHES NOMINAL IN
TREAD WIDTH1.50 INCHES NOMINAL IN
CENTER TO CENTER MINOR DISTANCE BETWEEN MOUNTING SLOTS ALONG WIDTH2.625 INCHES NOMINAL IN
STYLE DESIGNATORSWIVEL OFFSET
CASTER PLATE WIDTH4.0 INCHES NOMINAL IN
CASTER PLATE LENGTH4.5 INCHES NOMINAL IN
EFFECTIVE HEIGHT5.625 INCHES NOMINAL IN
CENTER TO CENTER MAJOR DISTANCE BETWEEN MOUNTING SLOTS ALONG WIDTH3.0 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 30305T42?
30305T42 is a CASTER,RIGID.
What is the NSN for 30305T42?
30305T42 is cataloged in the U.S. Government catalog under NSN 5340-01-619-0784. 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.