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4-31-221-3 — CASTER,RIGID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4-31-221-3: CASTER,RIGID.

The CASTER,RIGID is a the manufacturer industrial component. Key specifications include material: STEEL PLATE, wheel_type: BUILT UP, plate_style: RECTANGULAR, tread_width: 1.500 INCHES NOMINAL IN, wheel_diameter: 4.000 INCHES NOMINAL IN, effective_height: 5.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-350-0010, 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
4-31-221-3
NSN: 5340-01-350-0010
FSC: 5340 — Hardware, Commercial
CAGE: 31767 — STANDEX INTL CORP JARVIS AND JARVIS DIV (USA)
SPECIFICATIONS
materialSTEEL PLATE
wheel_typeBUILT UP
plate_styleRECTANGULAR
tread_width1.500 INCHES NOMINAL IN
wheel_diameter4.000 INCHES NOMINAL IN
wheel_quantity1
effective_height5.125 INCHES NOMINAL IN
style_designatorRIGID
caster_plate_width3.125 INCHES NOMINAL IN
caster_plate_length4.125 INCHES NOMINAL IN
safe_operating_load_rating300.0 POUNDS NOMINAL LBS
caster_plate_mounting_hole_diameter0.312 INCHES NOMINAL IN
NSN5340-01-350-0010
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4-31-221-3 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: 1.500 INCHES NOMINAL IN
•
WHEEL TYPE: BUILT UP
•
STYLE DESIGNATOR: RIGID
•
CASTER PLATE MOUNTING HOLE DIAMETER: 0.312 INCHES NOMINAL IN
•
CASTER PLATE WIDTH: 3.125 INCHES NOMINAL IN
•
CASTER PLATE LENGTH: 4.125 INCHES NOMINAL IN
•
WHEEL QUANTITY: 1
TECHNICAL CHARACTERISTICS
PLATE STYLERECTANGULAR
TREAD WIDTH1.500 INCHES NOMINAL IN
WHEEL TYPEBUILT UP
STYLE DESIGNATORRIGID
CASTER PLATE MOUNTING HOLE DIAMETER0.312 INCHES NOMINAL IN
CASTER PLATE WIDTH3.125 INCHES NOMINAL IN
CASTER PLATE LENGTH4.125 INCHES NOMINAL IN
WHEEL QUANTITY1
EFFECTIVE HEIGHT5.125 INCHES NOMINAL IN
SAFE OPERATING LOAD RATING300.0 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4-31-221-3?
4-31-221-3 is a CASTER,RIGID.
What is the NSN for 4-31-221-3?
4-31-221-3 is cataloged in the U.S. Government catalog under NSN 5340-01-350-0010. This indicates validated use in U.S. government and defense supply chains.
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