Vulcan Engineering offer our Type A4 as a direct replacement for the AES Type N-P04U

Type A4		Balanced Diaphragm Seals
		Robust, short working length highly accommodating and reliable rubber diaphragm balanced seal, which provides enhanced seal capability, performance and life. Improved design features further enhance this popular seal. Suitable for common US standard housing and working length dimensions.

Suggested Operating Limits
PRESSURE 220psi	SPEED 18m/s
TEMPERATURE -40 +200°C
Dependant upon shaft diameter and speed + Temperature and media to be sealed

Standard Stock Face Materials

Rotary Face: Carbon, Silicon Carbide, Tungsten Carbide.

Stat Ring: Ceramic, Silicon Carbide, Tungsten Carbide.

Other Face Materials To Order

Below are some example codes that Vulcan offer a direct replacement for: -

N-P04U-ABY1-0120, N-P04U-A-YP-0120, N-P04U-ADY1-0120, N-P04U-AGY1-0120, N-P04U-DBY1-0120, N-P04U-GGY1-0120, N-P04U-G-YP-0120, N-P04U-DGY1-0120, N-P04U-GDY1-0120, N-P04U-DDY1-0120, N-P04U-D-YP-0120, N-P04U-ABX1-0120, N-P04U-A-XP-0120, N-P04U-ADX1-0120, N-P04U-AGX1-0120, N-P04U-DBX1-0120, N-P04U-GGX1-0120, N-P04U-G-XP-0120, N-P04U-DGX1-0120, N-P04U-GDX1-0120, N-P04U-DDX1-0120, N-P04U-D-XP-0120, N-P04U-ABZ1-0120, N-P04U-A-ZP-0120, N-P04U-ADZ1-0120, N-P04U-AGZ1-0120, N-P04U-DBZ1-0120, N-P04U-GGZ1-0120, N-P04U-G-ZP-0120, N-P04U-DGZ1-0120, N-P04U-GDZ1-0120, N-P04U-DDZ1-0120, N-P04U-D-ZP-0120, N-P04U-ABY1-0127, N-P04U-A-YP-0127, N-P04U-ADY1-0127, N-P04U-AGY1-0127, N-P04U-DBY1-0127, N-P04U-GGY1-0127, N-P04U-G-YP-0127, N-P04U-DGY1-0127, N-P04U-GDY1-0127, N-P04U-DDY1-0127, N-P04U-D-YP-0127, N-P04U-ABX1-0127, N-P04U-A-XP-0127, N-P04U-ADX1-0127, N-P04U-AGX1-0127, N-P04U-DBX1-0127, N-P04U-GGX1-0127, N-P04U-G-XP-0127, N-P04U-DGX1-0127, N-P04U-GDX1-0127, N-P04U-DDX1-0127, N-P04U-D-XP-0127, N-P04U-ABZ1-0127, N-P04U-A-ZP-0127, N-P04U-ADZ1-0127, N-P04U-AGZ1-0127, N-P04U-DBZ1-0127, N-P04U-GGZ1-0127, N-P04U-G-ZP-0127, N-P04U-DGZ1-0127, N-P04U-GDZ1-0127, N-P04U-DDZ1-0127, N-P04U-D-ZP-0127, N-P04U-ABY1-0140, N-P04U-A-YP-0140, N-P04U-ADY1-0140, N-P04U-AGY1-0140, N-P04U-DBY1-0140, N-P04U-GGY1-0140, N-P04U-G-YP-0140, N-P04U-DGY1-0140, N-P04U-GDY1-0140, N-P04U-DDY1-0140, N-P04U-D-YP-0140, N-P04U-ABX1-0140, N-P04U-A-XP-0140, N-P04U-ADX1-0140, N-P04U-AGX1-0140, N-P04U-DBX1-0140, N-P04U-GGX1-0140, N-P04U-G-XP-0140, N-P04U-DGX1-0140, N-P04U-GDX1-0140, N-P04U-DDX1-0140, N-P04U-D-XP-0140, N-P04U-ABZ1-0140, N-P04U-A-ZP-0140, N-P04U-ADZ1-0140, N-P04U-AGZ1-0140, N-P04U-DBZ1-0140, N-P04U-GGZ1-0140, N-P04U-G-ZP-0140, N-P04U-DGZ1-0140, N-P04U-GDZ1-0140, N-P04U-DDZ1-0140, N-P04U-D-ZP-0140, N-P04U-ABY1-0158, N-P04U-A-YP-0158, N-P04U-ADY1-0158, N-P04U-AGY1-0158, N-P04U-DBY1-0158, N-P04U-GGY1-0158, N-P04U-G-YP-0158, N-P04U-DGY1-0158, N-P04U-GDY1-0158, N-P04U-DDY1-0158, N-P04U-D-YP-0158, N-P04U-ABX1-0158, N-P04U-A-XP-0158, N-P04U-ADX1-0158, N-P04U-AGX1-0158, N-P04U-DBX1-0158, N-P04U-GGX1-0158, N-P04U-G-XP-0158, N-P04U-DGX1-0158, N-P04U-GDX1-0158, N-P04U-DDX1-0158, N-P04U-D-XP-0158, N-P04U-ABZ1-0158, N-P04U-A-ZP-0158, N-P04U-ADZ1-0158, N-P04U-AGZ1-0158, N-P04U-DBZ1-0158, N-P04U-GGZ1-0158, N-P04U-G-ZP-0158, N-P04U-DGZ1-0158, N-P04U-GDZ1-0158, N-P04U-DDZ1-0158, N-P04U-D-ZP-0158, N-P04U-ABY1-0160, N-P04U-A-YP-0160, N-P04U-ADY1-0160, N-P04U-AGY1-0160, N-P04U-DBY1-0160, N-P04U-GGY1-0160, N-P04U-G-YP-0160, N-P04U-DGY1-0160, N-P04U-GDY1-0160, N-P04U-DDY1-0160, N-P04U-D-YP-0160, N-P04U-ABX1-0160, N-P04U-A-XP-0160, N-P04U-ADX1-0160, N-P04U-AGX1-0160, N-P04U-DBX1-0160, N-P04U-GGX1-0160, N-P04U-G-XP-0160, N-P04U-DGX1-0160, N-P04U-GDX1-0160, N-P04U-DDX1-0160, N-P04U-D-XP-0160, N-P04U-ABZ1-0160, N-P04U-A-ZP-0160, N-P04U-ADZ1-0160, N-P04U-AGZ1-0160, N-P04U-DBZ1-0160, N-P04U-GGZ1-0160, N-P04U-G-ZP-0160, N-P04U-DGZ1-0160, N-P04U-GDZ1-0160, N-P04U-DDZ1-0160, N-P04U-D-ZP-0160, N-P04U-ABY1-0180, N-P04U-A-YP-0180, N-P04U-ADY1-0180, N-P04U-AGY1-0180, N-P04U-DBY1-0180, N-P04U-GGY1-0180, N-P04U-G-YP-0180, N-P04U-DGY1-0180, N-P04U-GDY1-0180, N-P04U-DDY1-0180, N-P04U-D-YP-0180, N-P04U-ABX1-0180, N-P04U-A-XP-0180, N-P04U-ADX1-0180, N-P04U-AGX1-0180, N-P04U-DBX1-0180, N-P04U-GGX1-0180, N-P04U-G-XP-0180, N-P04U-DGX1-0180, N-P04U-GDX1-0180, N-P04U-DDX1-0180, N-P04U-D-XP-0180, N-P04U-ABZ1-0180, N-P04U-A-ZP-0180, N-P04U-ADZ1-0180, N-P04U-AGZ1-0180, N-P04U-DBZ1-0180, N-P04U-GGZ1-0180, N-P04U-G-ZP-0180, N-P04U-DGZ1-0180, N-P04U-GDZ1-0180, N-P04U-DDZ1-0180, N-P04U-D-ZP-0180, N-P04U-ABY1-0191, N-P04U-A-YP-0191, N-P04U-ADY1-0191, N-P04U-AGY1-0191, N-P04U-DBY1-0191, N-P04U-GGY1-0191, N-P04U-G-YP-0191, N-P04U-DGY1-0191, N-P04U-GDY1-0191, N-P04U-DDY1-0191, N-P04U-D-YP-0191, N-P04U-ABX1-0191, N-P04U-A-XP-0191, N-P04U-ADX1-0191, N-P04U-AGX1-0191, N-P04U-DBX1-0191, N-P04U-GGX1-0191, N-P04U-G-XP-0191, N-P04U-DGX1-0191, N-P04U-GDX1-0191, N-P04U-DDX1-0191, N-P04U-D-XP-0191, N-P04U-ABZ1-0191, N-P04U-A-ZP-0191, N-P04U-ADZ1-0191, N-P04U-AGZ1-0191, N-P04U-DBZ1-0191, N-P04U-GGZ1-0191, N-P04U-G-ZP-0191, N-P04U-DGZ1-0191, N-P04U-GDZ1-0191, N-P04U-DDZ1-0191, N-P04U-D-ZP-0191, N-P04U-ABY1-0200, N-P04U-A-YP-0200, N-P04U-ADY1-0200, N-P04U-AGY1-0200, N-P04U-DBY1-0200, N-P04U-GGY1-0200, N-P04U-G-YP-0200, N-P04U-DGY1-0200, N-P04U-GDY1-0200, N-P04U-DDY1-0200, N-P04U-D-YP-0200, N-P04U-ABX1-0200, N-P04U-A-XP-0200, N-P04U-ADX1-0200, N-P04U-AGX1-0200, N-P04U-DBX1-0200, N-P04U-GGX1-0200, N-P04U-G-XP-0200, N-P04U-DGX1-0200, N-P04U-GDX1-0200, N-P04U-DDX1-0200, N-P04U-D-XP-0200, N-P04U-ABZ1-0200, N-P04U-A-ZP-0200, N-P04U-ADZ1-0200, N-P04U-AGZ1-0200, N-P04U-DBZ1-0200, N-P04U-GGZ1-0200, N-P04U-G-ZP-0200, N-P04U-DGZ1-0200, N-P04U-GDZ1-0200, N-P04U-DDZ1-0200, N-P04U-D-ZP-0200, N-P04U-ABY1-0220, N-P04U-A-YP-0220, N-P04U-ADY1-0220, N-P04U-AGY1-0220, N-P04U-DBY1-0220, N-P04U-GGY1-0220, N-P04U-G-YP-0220, N-P04U-DGY1-0220, N-P04U-GDY1-0220, N-P04U-DDY1-0220, N-P04U-D-YP-0220, N-P04U-ABX1-0220, N-P04U-A-XP-0220, N-P04U-ADX1-0220, N-P04U-AGX1-0220, N-P04U-DBX1-0220, N-P04U-GGX1-0220, N-P04U-G-XP-0220, N-P04U-DGX1-0220, N-P04U-GDX1-0220, N-P04U-DDX1-0220, N-P04U-D-XP-0220, N-P04U-ABZ1-0220, N-P04U-A-ZP-0220, N-P04U-ADZ1-0220, N-P04U-AGZ1-0220, N-P04U-DBZ1-0220, N-P04U-GGZ1-0220, N-P04U-G-ZP-0220, N-P04U-DGZ1-0220, N-P04U-GDZ1-0220, N-P04U-DDZ1-0220, N-P04U-D-ZP-0220, N-P04U-ABY1-0222, N-P04U-A-YP-0222, N-P04U-ADY1-0222, N-P04U-AGY1-0222, N-P04U-DBY1-0222, N-P04U-GGY1-0222, N-P04U-G-YP-0222, N-P04U-DGY1-0222, N-P04U-GDY1-0222, N-P04U-DDY1-0222, N-P04U-D-YP-0222, N-P04U-ABX1-0222, N-P04U-A-XP-0222, N-P04U-ADX1-0222, N-P04U-AGX1-0222, N-P04U-DBX1-0222, N-P04U-GGX1-0222, N-P04U-G-XP-0222, N-P04U-DGX1-0222, N-P04U-GDX1-0222, N-P04U-DDX1-0222, N-P04U-D-XP-0222, N-P04U-ABZ1-0222, N-P04U-A-ZP-0222, N-P04U-ADZ1-0222, N-P04U-AGZ1-0222, N-P04U-DBZ1-0222, N-P04U-GGZ1-0222, N-P04U-G-ZP-0222, N-P04U-DGZ1-0222, N-P04U-GDZ1-0222, N-P04U-DDZ1-0222, N-P04U-D-ZP-0222, N-P04U-ABY1-0240, N-P04U-A-YP-0240, N-P04U-ADY1-0240, N-P04U-AGY1-0240, N-P04U-DBY1-0240, N-P04U-GGY1-0240, N-P04U-G-YP-0240, N-P04U-DGY1-0240, N-P04U-GDY1-0240, N-P04U-DDY1-0240, N-P04U-D-YP-0240, N-P04U-ABX1-0240, N-P04U-A-XP-0240, N-P04U-ADX1-0240, N-P04U-AGX1-0240, N-P04U-DBX1-0240, N-P04U-GGX1-0240, N-P04U-G-XP-0240, N-P04U-DGX1-0240, N-P04U-GDX1-0240, N-P04U-DDX1-0240, N-P04U-D-XP-0240, N-P04U-ABZ1-0240, N-P04U-A-ZP-0240, N-P04U-ADZ1-0240, N-P04U-AGZ1-0240, N-P04U-DBZ1-0240, N-P04U-GGZ1-0240, N-P04U-G-ZP-0240, N-P04U-DGZ1-0240, N-P04U-GDZ1-0240, N-P04U-DDZ1-0240, N-P04U-D-ZP-0240, N-P04U-ABY1-0250, N-P04U-A-YP-0250, N-P04U-ADY1-0250, N-P04U-AGY1-0250, N-P04U-DBY1-0250, N-P04U-GGY1-0250, N-P04U-G-YP-0250, N-P04U-DGY1-0250, N-P04U-GDY1-0250, N-P04U-DDY1-0250, N-P04U-D-YP-0250, N-P04U-ABX1-0250, N-P04U-A-XP-0250, N-P04U-ADX1-0250, N-P04U-AGX1-0250, N-P04U-DBX1-0250, N-P04U-GGX1-0250, N-P04U-G-XP-0250, N-P04U-DGX1-0250, N-P04U-GDX1-0250, N-P04U-DDX1-0250, N-P04U-D-XP-0250, N-P04U-ABZ1-0250, N-P04U-A-ZP-0250, N-P04U-ADZ1-0250, N-P04U-AGZ1-0250, N-P04U-DBZ1-0250, N-P04U-GGZ1-0250, N-P04U-G-ZP-0250, N-P04U-DGZ1-0250, N-P04U-GDZ1-0250, N-P04U-DDZ1-0250, N-P04U-D-ZP-0250