Model: 303EF

Screw Stem Shutoff Cock

Properties:

Thread Class
3a 2nd end
Thread Direction
Right-hand all ends
Flow Control Device
Stem
Connection Style
Plain (pipe) 1st end
Connection Style
Plain (tube) 2nd end
Valve Operation Method
Manual
Connection Type
Threaded external pipe 1st end
Connection Type
Threaded external tube 2nd end
Maximum Operating Pressure
300.0 pounds per square inch single response
Thread Size
0.250 inches 1st end
Thread Size
0.562 inches 2nd end
Material
Copper alloy
Thread Series Designator
Nptf 1st end
Thread Series Designator
Unef 2nd end
Furnished Items And Quantity
1 ferrule and 1 nut
NSN
4820-00-288-9273
Part Number
303EF
Description
Cock,shutoff,screw Stem
CAGE
13174

A compact two-way type of valve mechanism having a one piece body and seat and a one piece stem and disk. It has no bonnet, and is not used for fine control of flow. It is used extensively in the automotive field.

Part 303EF NSN 4820-00-288-9273

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16990
FIIG:
A530C0
Concept No.:
App. Key:
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
050855
UFC:
29290
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481909090
  • SITC: 74790
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi

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