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1659793 — CASTER,RIGID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1659793: CASTER,RIGID.

The CASTER,RIGID is a the manufacturer industrial component. Key specifications include material: STEEL PLATESTEEL PLATE, wheel_type: BUILT UPBUILT UP, plate_style: RECTANGULARRECTANGULAR, tread_width: 2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN, wheel_diameter: 8.000 INCHES NOMINAL8.000 INCHES NOMINAL IN, wheel_quantity: 11. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-655-7979, 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
1659793
NSN: 5340-00-655-7979
FSC: 5340 — Hardware, Commercial
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL PLATESTEEL PLATE
wheel_typeBUILT UPBUILT UP
plate_styleRECTANGULARRECTANGULAR
tread_width2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN
wheel_diameter8.000 INCHES NOMINAL8.000 INCHES NOMINAL IN
wheel_quantity11
effective_height8.500 INCHES NOMINAL8.500 INCHES NOMINAL IN
style_designatorRIGIDRIGID
surface_treatmentZINC PLATEZINC PLATE
caster_plate_width5.000 INCHES NOMINAL5.000 INCHES NOMINAL IN
wheel_bearing_typeROLLERROLLER
caster_plate_length5.500 INCHES NOMINAL5.500 INCHES NOMINAL IN
NSN5340-00-655-7979
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1659793 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: RECTANGULARRECTANGULAR
•
UNPACKAGED UNIT WEIGHT: 7.500 POUNDS NOMINAL7.500 POUNDS NOMINAL LBS
•
TREAD WIDTH: 2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN
•
WHEEL TYPE: BUILT UPBUILT UP
•
STYLE DESIGNATOR: RIGIDRIGID
•
CASTER PLATE MOUNTING HOLE DIAMETER: 0.391 INCHES NOMINAL0.391 INCHES NOMINAL IN
•
CASTER PLATE WIDTH: 5.000 INCHES NOMINAL5.000 INCHES NOMINAL IN
•
CASTER PLATE LENGTH: 5.500 INCHES NOMINAL5.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
PLATE STYLERECTANGULARRECTANGULAR
UNPACKAGED UNIT WEIGHT7.500 POUNDS NOMINAL7.500 POUNDS NOMINAL LBS
TREAD WIDTH2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN
WHEEL TYPEBUILT UPBUILT UP
STYLE DESIGNATORRIGIDRIGID
CASTER PLATE MOUNTING HOLE DIAMETER0.391 INCHES NOMINAL0.391 INCHES NOMINAL IN
CASTER PLATE WIDTH5.000 INCHES NOMINAL5.000 INCHES NOMINAL IN
CASTER PLATE LENGTH5.500 INCHES NOMINAL5.500 INCHES NOMINAL IN
WHEEL QUANTITY11
EFFECTIVE HEIGHT8.500 INCHES NOMINAL8.500 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 2
H8986-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
SER3R-7Reference 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 1659793?
1659793 is a CASTER,RIGID.
What parts can replace 1659793?
There are 2 known substitutes for 1659793: H8986-2, SER3R-7. Substitute compatibility should be verified for your specific system.
What is the NSN for 1659793?
1659793 is cataloged in the U.S. Government catalog under NSN 5340-00-655-7979. 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.