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Technical Data Sheet
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275RG — KEY BLANK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

275RG: KEY BLANK.

The KEY BLANK is a the manufacturer industrial component. Key specifications include special_features: NICKEL SILVER. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-004-3231, 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
275RG
NSN: 5340-00-004-3231
FSC: 5340 — Hardware, Commercial
CAGE: 53085 — SARGENT & GREENLEAF INC (USA)
SPECIFICATIONS
special_featuresNICKEL SILVER
NSN5340-00-004-3231
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 275RG 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 FEATURESNICKEL SILVER
SUBSTITUTES & CROSS-REFERENCES 2
551-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
43RGReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 275RG?
275RG is a KEY BLANK.
What parts can replace 275RG?
There are 2 known substitutes for 275RG: 551-2, 43RG. Substitute compatibility should be verified for your specific system.
What is the NSN for 275RG?
275RG is cataloged in the U.S. Government catalog under NSN 5340-00-004-3231. This indicates validated use in U.S. government and defense supply chains.
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