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7979980 — CASTER,SWIVEL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7979980: CASTER,SWIVEL.

The CASTER,SWIVEL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, tread_width: 4.000 INCHES MINIMUM AND 4.125 INCHES MAXIMUM IN, wheel_diameter: 16.000 INCHES NOMINAL IN, effective_height: 22.187 INCHES NOMINAL IN, style_designator: SWIVEL OFFSET. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-314-0760, 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
7979980
NSN: 5340-00-314-0760
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
tread_width4.000 INCHES MINIMUM AND 4.125 INCHES MAXIMUM IN
wheel_diameter16.000 INCHES NOMINAL IN
effective_height22.187 INCHES NOMINAL IN
style_designatorSWIVEL OFFSET
NSN5340-00-314-0760
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7979980 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
•
TREAD WIDTH: 4.000 INCHES MINIMUM AND 4.125 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SWIVEL OFFSET
•
EFFECTIVE HEIGHT: 22.187 INCHES NOMINAL IN
•
WHEEL DIAMETER: 16.000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
TREAD WIDTH4.000 INCHES MINIMUM AND 4.125 INCHES MAXIMUM IN
STYLE DESIGNATORSWIVEL OFFSET
EFFECTIVE HEIGHT22.187 INCHES NOMINAL IN
WHEEL DIAMETER16.000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
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 7979980?
7979980 is a CASTER,SWIVEL.
What is the NSN for 7979980?
7979980 is cataloged in the U.S. Government catalog under NSN 5340-00-314-0760. 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.