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AR143129 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AR143129: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT, seal_width: 0.290 INCHES NOMINAL IN, material_document_and_classification: MIL-S-5059 HALF HARD MIN MIL SPEC SINGLE MATERIAL RESPONSE SPRING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-210-6261, 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
AR143129
NSN: 5330-01-210-6261
FSC: 5330 — Packing and Gasket Materials
CAGE: 05939 — SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION DIV OMNISEAL SOLUTIONS (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
seal_width0.290 INCHES NOMINAL IN
material_document_and_classificationMIL-S-5059 HALF HARD MIN MIL SPEC SINGLE MATERIAL RESPONSE SPRING
NSN5330-01-210-6261
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AR143129 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: 0.290 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059 HALF HARD MIN MIL SPEC SINGLE MATERIAL RESPONSE SPRING
•
MATERIAL: STEEL COMP 301 SPRING
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.290 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 HALF HARD MIN MIL SPEC SINGLE MATERIAL RESPONSE SPRING
MATERIALSTEEL COMP 301 SPRING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE 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 1
2777584-1Reference 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 AR143129?
AR143129 is a SEAL,PLAIN.
What parts can replace AR143129?
There is 1 known substitute for AR143129: 2777584-1. Substitute compatibility should be verified for your specific system.
What is the NSN for AR143129?
AR143129 is cataloged in the U.S. Government catalog under NSN 5330-01-210-6261. This indicates validated use in U.S. government and defense supply chains.
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