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3-75XH — CASTER,SWIVEL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3-75XH: CASTER,SWIVEL.

The CASTER,SWIVEL is a the manufacturer industrial component. Key specifications include material: STEEL WHEEL RIM, wheel_type: BUILT UP, plate_style: SQUARE, tread_width: 1.375 INCHES NOMINAL IN, wheel_diameter: 5.000 INCHES NOMINAL IN, effective_height: 6.438 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-331-1649, 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
3-75XH
NSN: 5340-00-331-1649
FSC: 5340 — Hardware, Commercial
CAGE: 71823 — DARNELL CORPORATION (USA)
SPECIFICATIONS
materialSTEEL WHEEL RIM
wheel_typeBUILT UP
plate_styleSQUARE
tread_width1.375 INCHES NOMINAL IN
wheel_diameter5.000 INCHES NOMINAL IN
wheel_quantity1
effective_height6.438 INCHES NOMINAL IN
style_designatorSWIVEL OFFSET
caster_plate_width4.000 INCHES NOMINAL IN
wheel_bearing_typeBALL
caster_plate_length4.000 INCHES NOMINAL IN
swivel_bearing_typeBALL
NSN5340-00-331-1649
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3-75XH 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: SQUARE
•
TREAD WIDTH: 1.375 INCHES NOMINAL IN
•
WHEEL TYPE: BUILT UP
•
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: 4.000 INCHES NOMINAL IN
•
WHEEL QUANTITY: 1
TECHNICAL CHARACTERISTICS
PLATE STYLESQUARE
TREAD WIDTH1.375 INCHES NOMINAL IN
WHEEL TYPEBUILT UP
STYLE DESIGNATORSWIVEL OFFSET
CASTER PLATE MOUNTING HOLE DIAMETER0.406 INCHES NOMINAL IN
CASTER PLATE WIDTH4.000 INCHES NOMINAL IN
CASTER PLATE LENGTH4.000 INCHES NOMINAL IN
WHEEL QUANTITY1
EFFECTIVE HEIGHT6.438 INCHES NOMINAL IN
SAFE OPERATING LOAD RATING550.0 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 2
3-75XRHReference document
Same NSN cross-reference
Reference document — Secondary reference
75-3-XHSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 3-75XH?
3-75XH is a CASTER,SWIVEL.
What parts can replace 3-75XH?
There are 2 known substitutes for 3-75XH: 3-75XRH, 75-3-XH. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-75XH?
3-75XH is cataloged in the U.S. Government catalog under NSN 5340-00-331-1649. 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.