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21C2222-096 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21C2222-096: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: ALUMINUM, drive_type: SERRATED, design_type: FRICTION, overall_diameter: 1.500 INCHES NOMINAL IN, features_provided: GASKET, opening_inside_diameter_for_which_designed: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-790-8423, 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
21C2222-096
NSN: 5340-00-790-8423
FSC: 5340 — Hardware, Commercial
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialALUMINUM
drive_typeSERRATED
design_typeFRICTION
overall_diameter1.500 INCHES NOMINAL IN
features_providedGASKET
opening_inside_diameter_for_which_designed0.750 INCHES NOMINAL IN
NSN5340-00-790-8423
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21C2222-096 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: 1.500 INCHES NOMINAL IN
•
DRIVE TYPE: SERRATED
•
FEATURES PROVIDED: GASKET
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.750 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER1.500 INCHES NOMINAL IN
DRIVE TYPESERRATED
FEATURES PROVIDEDGASKET
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.750 INCHES NOMINAL IN
MATERIALALUMINUM
SUBSTITUTES & CROSS-REFERENCES 3
AMPH-12W/SC-10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AMPH-12(W/SC)Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
21C2205-025Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21C2222-096?
21C2222-096 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace 21C2222-096?
There are 3 known substitutes for 21C2222-096: AMPH-12W/SC-10, AMPH-12(W/SC), 21C2205-025. Substitute compatibility should be verified for your specific system.
What is the NSN for 21C2222-096?
21C2222-096 is cataloged in the U.S. Government catalog under NSN 5340-00-790-8423. 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.