National Item Identification Number

00-254-7255
002547255
4140-00-254-7255
4140002547255

National Stock Number

Item Name

FAN,CENTRIFUGAL

Federal Supply Class

4140

Description

A nonpositive displacement mechanical device having a centrifugal fan impeller inclosed within a housing. It is designed to move air or gas over a wide range of volumes and pressures. The air or gas is drawn in axially and discharged radially or drawn in radially and discharged axially by centrifugal force through an outlet in the housing.

Commercial and Government Entity Code (Supplier Data)

---

82877

---

ROTRON INCORPORATED
DBA AMETEK ROTRON
55 HASBROUCK LN
WOODSTOCK
NY
12498
845-679-1535

---

19070

---

EASTERN AIR DEVICES INC.
DBA EADMOTORS
1 PROGRESS DRIVE
DOVER
NH
03820
603-742-3330

---

04810

---

ASHLAND ELECTRIC PRODUCTS INC.
DBA
10 INDUSTRIAL WAY
ROCHESTER
NH
03867
603-335-1100

---

82877

---

ROTRON INCORPORATED
DBA AMETEK ROTRON
55 HASBROUCK LN
WOODSTOCK
NY
12498
845-679-1535

---

82877

---

ROTRON INCORPORATED
DBA AMETEK ROTRON
55 HASBROUCK LN
WOODSTOCK
NY
12498
845-679-1535

---

31550

---

---

Reference Numbers (Part Numbers)

A0-74665
B20J4R7
C5S2H-1C
DCPP-MS201CW-1268AF
024976
500627-1
500627-1

Required Categories

STYLE DESIGNATOR
WIDTH
LENGTH
OUTLET INSIDE DIAMETER
HEIGHT
MATERIAL
SURFA

Required Description

50A FIXED, ROUND OUTLETS
3.690 INCHES NOMINAL
3.880 INCHES MINIMUM AND
4.000