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803400-9 — PLATE,SEAT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

803400-9: PLATE,SEAT.

The PLATE,SEAT is a the manufacturer industrial component. Key specifications include fsc_application_data: SEAT,AIRCRAFT, end_item_identification: E-3A AIRCRAFT A. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-560-5635, 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
803400-9
NSN: 5330-00-560-5635
NIINs: 005605635, 010847666, 011524340
FSC: 5330 — Packing and Gasket Materials
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
fsc_application_dataSEAT,AIRCRAFT
end_item_identificationE-3A AIRCRAFT A
NSN5330-00-560-5635
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 803400-9 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 HEIGHT: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
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CROSS-SECTIONAL SHAPE STYLE: O-RING
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CENTER HOLE DIAMETER: 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
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TEST DATA DOCUMENT: 18876-8034009 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
•
MATERIAL: RUBBER OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEO-RING
CENTER HOLE DIAMETER0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
TEST DATA DOCUMENT18876-8034009 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
MATERIALRUBBER OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
8034449Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 803400-9?
803400-9 is a PLATE,SEAT.
What parts can replace 803400-9?
There is 1 known substitute for 803400-9: 8034449. Substitute compatibility should be verified for your specific system.
What is the NSN for 803400-9?
803400-9 is cataloged in the U.S. Government catalog under NSN 5330-00-560-5635. This indicates validated use in U.S. government and defense supply chains.
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