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J9993-2 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

J9993-2: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC BODY, body_height: 1.560 INCHES NOMINAL IN, material_thickness: 0.030 INCHES NOMINAL IN, fsc_application_data: DAMPER ASSY,ROTOR,HELICOPTER, body_outside_diameter: 2.680 INCHES NOMINAL IN, opening_inside_diameter: 1.310 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-984-5453, 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
J9993-2
NSN: 5340-00-984-5453
FSC: 5340 — Hardware, Commercial
CAGE: 76005 — LORD CORPORATION DBA LORD CORP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC BODY
body_height1.560 INCHES NOMINAL IN
material_thickness0.030 INCHES NOMINAL IN
fsc_application_dataDAMPER ASSY,ROTOR,HELICOPTER
body_outside_diameter2.680 INCHES NOMINAL IN
opening_inside_diameter1.310 INCHES NOMINAL IN
NSN5340-00-984-5453
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: J9993-2 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
•
FSC APPLICATION DATA: DAMPER ASSY,ROTOR,HELICOPTER
•
OPENING INSIDE DIAMETER: 1.310 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.680 INCHES NOMINAL IN
•
BODY HEIGHT: 1.560 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.030 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC BODY
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATADAMPER ASSY,ROTOR,HELICOPTER
OPENING INSIDE DIAMETER1.310 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.680 INCHES NOMINAL IN
BODY HEIGHT1.560 INCHES NOMINAL IN
MATERIAL THICKNESS0.030 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC BODY
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 J9993-2?
J9993-2 is a BOOT,DUST AND MOISTURE SEAL.
What is the NSN for J9993-2?
J9993-2 is cataloged in the U.S. Government catalog under NSN 5340-00-984-5453. 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.