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AR143355 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AR143355: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 SPRING, seal_width: 0.240 INCHES NOMINAL IN, construction: SOLID, housing_bore_diameter: 15.620 INCHES MINIMUM AND 15.630 INCHES MAXIMUM IN, cross-sectional_shape_style: C-SECTION W/ SPRING RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-254-2809, 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
AR143355
NSN: 5330-01-254-2809
FSC: 5330 — Packing and Gasket Materials
CAGE: 05939 — SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION DIV OMNISEAL SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL COMP 304 SPRING
seal_width0.240 INCHES NOMINAL IN
constructionSOLID
housing_bore_diameter15.620 INCHES MINIMUM AND 15.630 INCHES MAXIMUM IN
cross-sectional_shape_styleC-SECTION W/ SPRING RING
NSN5330-01-254-2809
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AR143355 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
•
SEAL WIDTH: 0.240 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 15.620 INCHES MINIMUM AND 15.630 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: C-SECTION W/ SPRING RING
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE JACKET
•
CONSTRUCTION: SOLID
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.240 INCHES NOMINAL IN
HOUSING BORE DIAMETER15.620 INCHES MINIMUM AND 15.630 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEC-SECTION W/ SPRING RING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE JACKET
MATERIALSTEEL COMP 304 SPRING
CONSTRUCTIONSOLID
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 2
2439677Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
2439677-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 AR143355?
AR143355 is a SEAL,PLAIN.
What parts can replace AR143355?
There are 2 known substitutes for AR143355: 2439677, 2439677-1. Substitute compatibility should be verified for your specific system.
What is the NSN for AR143355?
AR143355 is cataloged in the U.S. Government catalog under NSN 5330-01-254-2809. This indicates validated use in U.S. government and defense supply chains.
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