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Technical Data Sheet
043RF ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The KEY BLANK is a the manufacturer industrial component. Key specifications include special_features: BRASS OR NICKEL SILVER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-023-7375, 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
043RF
NSN: 5340-01-023-7375
FSC: 5340
CAGE: 87737 — TAYLOR LOCK CO (USA)
SPECIFICATIONS
special_featuresBRASS OR NICKEL SILVER
NSN5340-01-023-7375
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 043RF 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 (FLIS)
SPECIAL FEATURESBRASS OR NICKEL SILVER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
DC12Interchangeable
interchangeable cross-reference
interchangeable
S54-12Interchangeable
interchangeable cross-reference
interchangeable
10117360Interchangeable
interchangeable cross-reference
interchangeable
KSP51AL1153HInterchangeable
interchangeable cross-reference
interchangeable
11990150Interchangeable
interchangeable cross-reference
interchangeable
U07RFInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 043RF?
043RF is a KEY BLANK.
What parts can replace 043RF?
There are 9 known substitutes for 043RF: DC12, S54-12, 10117360 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 043RF?
043RF is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-023-7375. This indicates validated use in U.S. government and defense supply chains.
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