National Item Identification Number
01-522-0881
015220881
4820-01-522-0881
4820-01-522-0881
National Stock Number
Item Name
STEM,NEEDLE VALVE
Federal Supply Class
4820
Description
A metallic, needle shaped item having a one-piece stem threaded for securing to, or positioning into, a mating part. The point may be of various angles or shapes, such as conical or tapered, to correspond with the mating seat. The item is designed for the fine control flow or restriction of liquids or gases in a given system. It may be provided with a knurled head for rotation by thumbs and fingers, or be driven with either a wrench, handle, or inserted driver. Excludes VALVE, FUEL-AIR MIXTURE CONTROL, AUTOMATIC.
Commercial and Government Entity Code (Supplier Data)
02570
Reference Numbers (Part Numbers)
SS-3-12NR-CRH
Required Categories
MATERIAL
SURFACE TREATMENT
SPECIAL FEATURES
Required Description
STEEL COMP 316
CHROMIUM
SEVERE SERVICE SS REGULATING STEM
0.50 IPS
4130 PSI;