Exhibit 99.20

MBNA MASTER CREDIT CARD TRUST II SERIES 1996-K

KEY PERFORMANCE FACTORS
July 31, 1999



Expected B Maturity 11/17/03


Blended Coupon 5.3618%



Excess Protection Level
3 Month Average 6.29%
July, 1999 6.04%
June, 1999 5.20%
May, 1999 7.63%


Cash Yield 18.70%


Investor Charge Offs 4.97%


Base Rate 7.69%


Over 30 Day Delinquency 4.84%


Seller's Interest 9.75%


Total Payment Rate 14.54%


Total Principal Balance $45,698,903,036.29


Investor Participation Amount $1,000,000,000.00


Seller Participation Amount $4,456,383,517.80