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KTN81-22C — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

KTN81-22C: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: COPPER OR NICKEL, design_type: FRICTION, overall_diameter: 1.625 INCHES NOMINAL IN, special_features: ONE STAINLESS STEEL CHAIN, tube_outside_diameter_for_which_designed: 1.370 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-829-9932, 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
KTN81-22C
NSN: 5340-00-829-9932
FSC: 5340 — Hardware, Commercial
CAGE: 71468 — ITT CANNON LLC (USA)
SPECIFICATIONS
materialCOPPER OR NICKEL
design_typeFRICTION
overall_diameter1.625 INCHES NOMINAL IN
special_featuresONE STAINLESS STEEL CHAIN
tube_outside_diameter_for_which_designed1.370 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
NSN5340-00-829-9932
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: KTN81-22C 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
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 1.625 INCHES NOMINAL IN
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.370 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
•
MATERIAL: COPPER OR NICKEL
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER1.625 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.370 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
SPECIAL FEATURESONE STAINLESS STEEL CHAIN
MATERIALCOPPER OR NICKEL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KTN81-22C?
KTN81-22C is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for KTN81-22C?
KTN81-22C is cataloged in the U.S. Government catalog under NSN 5340-00-829-9932. 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.