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2786281-1 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2786281-1: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE AND DISULFIDE MOLYBDENUM AND GLASS JACKET, seal_width: 0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN, construction: LAMINATED, special_features: THICKNESS OF SEAL IS 0.012 IN (MIN) AND 0.015 IN (MAX) IN, end_item_identification: F-18 AIRCRAFT, cross-sectional_shape_style: C-SECTION W/ HELICAL SPRING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-483-9310, 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
2786281-1
NSN: 5330-01-483-9310
FSC: 5330 — Packing and Gasket Materials
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE AND DISULFIDE MOLYBDENUM AND GLASS JACKET
seal_width0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
constructionLAMINATED
special_featuresTHICKNESS OF SEAL IS 0.012 IN (MIN) AND 0.015 IN (MAX) IN
end_item_identificationF-18 AIRCRAFT
cross-sectional_shape_styleC-SECTION W/ HELICAL SPRING
criticality_code_justificationAGAV
part_name_assigned_by_controlling_agencySEAL ASSY,RESERVOIR PISTON
NSN5330-01-483-9310
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2786281-1 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: 0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
CROSS-SECTIONAL SHAPE STYLE: C-SECTION W/ HELICAL SPRING
•
MATERIAL: STEEL CORROSION RESISTING SPRING
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONAGAV
CROSS-SECTIONAL SHAPE STYLEC-SECTION W/ HELICAL SPRING
SPECIAL FEATURESTHICKNESS OF SEAL IS 0.012 IN (MIN) AND 0.015 IN (MAX) IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL ASSY,RESERVOIR PISTON
END ITEM IDENTIFICATIONF-18 AIRCRAFT
MATERIALSTEEL CORROSION RESISTING SPRING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE AND DISULFIDE MOLYBDENUM AND GLASS JACKET
CONSTRUCTIONLAMINATED
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
2786281Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 2786281-1?
2786281-1 is a SEAL,PLAIN.
What parts can replace 2786281-1?
There is 1 known substitute for 2786281-1: 2786281. Substitute compatibility should be verified for your specific system.
What is the NSN for 2786281-1?
2786281-1 is cataloged in the U.S. Government catalog under NSN 5330-01-483-9310. This indicates validated use in U.S. government and defense supply chains.
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