BENDIX PNU-127 User Manual

Part Number Update

Bulletin No: PNU-127-000 Effective Date: January 26, 2009 Cancels: N/A Page: 1 of 1

Subject: Bendix® Convac Vacuum Pump Service Parts

The Bendix® Convac Vacuum Pump is a vacuum source for the operation of vacuum-powered devices, e.g. vacuum powered
brakes. See below for Original Equipment (OE) part numbers and the available service replacement number.

Shaft

Bendix

Length

A

Vacuum Port

(Oil Inlet Port)

“A"

Shaft

Length

Oil-Air Outlet

Note: Many OE part numbers are no longer
available as direct service replacements. We
show here a full listing of the available vacuum
pumps, but in some instances modifi cations (e.g.
extra fi ttings, etc.) may also be required.

Weight - 15 lbs.
VMRS No. 13-008-032
Device Code - 6610
All available units are clockwise rotation.

Lubricated

Separator* 372820 WW 2500948 .250" 2.28" Non Threaded Side
Separator * 373089 VV 2501028 .250" 1.66" Non Threaded Side
Separator * 2500948 4W 2500948 .250" 2.24" .375" plugged Side
Separator * 2501028 3V 2503780 .250" 1.61" .375" plugged Side
Separator * 2513127 3127 2500948 .250" 2.24" .375" plugged Side
Separator * 2513173 3173 2503780 .250" 1.61" .375" plugged Side

End Cover Engine 2503780 3AK 2503780 .250" 1.61" .375" Side
End Cover Engine 2504057 3AL 2500948 .250" 2.24" .375" Side
End Cover Engine 2504145 4GA 2500948 .125" 2.24" .375" Side
End Cover Engine 2513131 3131 2503780 .250" 1.61" .375" Side
End Cover Engine 2513132 3132 2500948 .125" 2.24" .375" Side
End Cover Engine 2513177 3177 2500948 .250" 2.24" .375" Side
End Cover Engine 375246 AB 2501018 .250" 1.65" Non Threaded Base
End Cover Engine 2501018 2AB 2501018 .250" 1.61" Non Threaded Base
End Cover Engine 2501454** 4GA 2501454 .250" 2.24" Non Threaded Base
End Cover Engine 2504179 4GB 2501454 .250" 2.24" .375" Base
End Cover Engine 2513128 3128 2501018 .250" 1.61" .375" Base
End Cover Engine 2513129 3129 2501454 .250" 2.24" Non Threaded Base
End Cover Engine 2513133 3133 2501454 .250" 2.24" .375" Base
End Cover Engine 2513134 3134 2501454 .250" 2.24" Non Threaded Base

Base 372819 GG 2501020 Non Threaded 2.28" .375" plugged Base
Base 373156 AA 2500948 Non Threaded 3.16" .375" plugged Base
Base 2501018 2AB 2501018 Non Threaded 1.61" Non Threaded Base
Base 2501020 3G 2501020 Non Threaded 2.24" .375" plugged Base
Base 2503199 3G 2501020 Non Threaded 2.24" .375" plugged Base
Base 2513117 3117 2501020 Non Threaded 2.24" .375" plugged Base

OE

Number

Identifi cation

Code

Service

Number

Vacuum Port

(Oil/Air Inlet Port)

Oil-Air Outlet

Port (Side)

Outlet

Situated

* Used in conjunction with an oil/air separator and must not be interchanged with Convac vacuum pumps that are lubricated by engine oil pressure.
** Requires the re-use of OE wide fl ange base plate.

©2009 Bendix Commercial Vehicle Systems LLC 1/09. All Rights Reserved. Printed in U.S.A.