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WW21 — CAP-PLUG,PROTECTIVE,DUST AND MOI

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

WW21: CAP-PLUG,PROTECTIVE,DUST AND MOI.

CAP-PLUG,PROTECTIVE,DUST AND MOI. Key specifications include end_item_identification: GAGE,WATER STAGE,WIRE WEIGHT,TYPE A (ILLUSTRATED). This part is cataloged in the U.S.

Government catalog under NSN 5340-00-918-5197, 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
WW21
NSN: 5340-00-918-5197
NIINs: 009185197, 011654748
FSC: 5340 — Hardware, Commercial
CAGE: 1GDN5 — STEVENS WATER MONITORING SYSTEMS, INC. DBA STEVENS WATER MONITORING SYSTEMS INC (USA)
SPECIFICATIONS
end_item_identificationGAGE,WATER STAGE,WIRE WEIGHT,TYPE A (ILLUSTRATED)
NSN5340-00-918-5197
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: WW21 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONGAGE,WATER STAGE,WIRE WEIGHT,TYPE A (ILLUSTRATED)
SUBSTITUTES & CROSS-REFERENCES 1
R0030027Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WW21?
WW21 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace WW21?
There is 1 known substitute for WW21: R0030027. Substitute compatibility should be verified for your specific system.
What is the NSN for WW21?
WW21 is cataloged in the U.S. Government catalog under NSN 5340-00-918-5197. This indicates validated use in U.S. government and defense supply chains.
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