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500-620490 — KEY,LOCK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

500-620490: KEY,LOCK.

The KEY,LOCK is a the manufacturer industrial component. Key specifications include special_features: SYSTEM RESET KEY PACKAGE CONTAINS 2 ALLEN KEYS, end_item_identification: FIRE AND SMOKE DETECTION SYSTEM P/N 210372 ONBOARD 225 FT "B" CLASS WLB COAST GUARD VESSELS FT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-517-5877, 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
500-620490
NSN: 5340-01-517-5877
FSC: 5340 — Hardware, Commercial
CAGE: 1S4T2 — SIEMENS BUILDING TECHNOLOGIES DBA SIEMENS FIRE SAFETY DIVISION DIV SIEMENS BUILDING TECHNOLOGIES INC. (USA)
SPECIFICATIONS
special_featuresSYSTEM RESET KEY PACKAGE CONTAINS 2 ALLEN KEYS
end_item_identificationFIRE AND SMOKE DETECTION SYSTEM P/N 210372 ONBOARD 225 FT "B" CLASS WLB COAST GUARD VESSELS FT
NSN5340-01-517-5877
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 500-620490 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
SPECIAL FEATURESSYSTEM RESET KEY PACKAGE CONTAINS 2 ALLEN KEYS
END ITEM IDENTIFICATIONFIRE AND SMOKE DETECTION SYSTEM P/N 210372 ONBOARD 225 FT "B" CLASS WLB COAST GUARD VESSELS FT
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 1
RESET KEY LPTSame 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 500-620490?
500-620490 is a KEY,LOCK.
What parts can replace 500-620490?
There is 1 known substitute for 500-620490: RESET KEY LPT. Substitute compatibility should be verified for your specific system.
What is the NSN for 500-620490?
500-620490 is cataloged in the U.S. Government catalog under NSN 5340-01-517-5877. This indicates validated use in U.S. government and defense supply chains.
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