National Item Identification Number

00-448-3631
004483631
2990-00-448-3631
2990004483631

National Stock Number

Item Name

CAP ASSEMBLY,PROTECTIVE,MUFFLER-EXHAUST PIPE

Federal Supply Class

2990

Description

An item designed to fit over the opening of an engine exhaust pipe or muffler to prevent the entrance of rain or foreign matter into the manifold section of a reciprocating engine while not in use. It is automatically opened when the engine is started by pressure exerted from the exhaust system. It is equipped with a hinging action and may or may not have a counter weight. Excludes CAP, PROTECTIVE, DUST AND MOISTURE SEAL.

Commercial and Government Entity Code (Supplier Data)

---

17284

---

MERCURY METAL PRODUCTS
1201 S MERCURY DR
SCHAUMBURG
IL
60193
847-524-4400

---

17284

---

MERCURY METAL PRODUCTS
1201 S MERCURY DR
SCHAUMBURG
IL
60193
847-524-4400

---

11083

---

---

30554

---

DEPARTMENT OF DEFENSE PROJECT
MANAGER-MOBILE ELECTRIC POWER
10205 BURBECK RD SUITE 105
FORT BELVOIR
VA
22060
703-704-3235

---

17284

---

MERCURY METAL PRODUCTS
1201 S MERCURY DR
SCHAUMBURG
IL
60193
847-524-4400

---

37562

---

MACLEOD INC
5928 HAMILTON CLEVES RD
MIAMITOWN
OH
45041
513-771-9560

---

NSN (National Stock Number) 2990-00-448-3631, 2990004483631 NIIN (National Identification Number) 00-448-3631, 004483631

Part Numbers (Reference Numbers)

FB5019
SIZE20
04306-0690
11021
11021
2870616
3R7698
70-4204
870-616
912

Required Categories

MATERIAL
PIPE OUTSIDE DIAMETER ACCOMMODATED

Required Description

STEEL CORROSION RESISTING
6.620 INCHES