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121560 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

121560: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CASE, special_features: WEIGHT:0.97 POUND LBS, peripheral_diameter: 1.000 INCHES NOMINAL IN, center_hole_diameter: 4.232 INCHES NOMINAL IN, cross-sectional_shape_style: O-RING, cross_section_outside_diameter: 6.017 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-646-2832, 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
121560
NSN: 5330-01-646-2832
FSC: 5330 — Packing and Gasket Materials
CAGE: Z4732 — HAULMARK TRAILERS (AUSTRALIA) PTY LTD (AUS)
SPECIFICATIONS
materialSTEEL CASE
special_featuresWEIGHT:0.97 POUND LBS
peripheral_diameter1.000 INCHES NOMINAL IN
center_hole_diameter4.232 INCHES NOMINAL IN
cross-sectional_shape_styleO-RING
cross_section_outside_diameter6.017 INCHES NOMINAL IN
NSN5330-01-646-2832
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 121560 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
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
PERIPHERAL DIAMETER: 1.000 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 4.232 INCHES NOMINAL IN
•
CROSS SECTION OUTSIDE DIAMETER: 6.017 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLEO-RING
PERIPHERAL DIAMETER1.000 INCHES NOMINAL IN
SPECIAL FEATURESWEIGHT:0.97 POUND LBS
CENTER HOLE DIAMETER4.232 INCHES NOMINAL IN
CROSS SECTION OUTSIDE DIAMETER6.017 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER POLYCHLOROPRENE SEALING ELEMENT
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121560?
121560 is a SEAL,PLAIN ENCASED.
What is the NSN for 121560?
121560 is cataloged in the U.S. Government catalog under NSN 5330-01-646-2832. 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.