Model: 81551-50 1-4L1

Globe Valve

Properties:

Pipe Size Accommodated
0.250 inches 1st end
Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Maximum Operating Temp
975.0 degrees fahrenheit single response
Connection Style
Socket 1st end
Valve Operation Method
Manual
Connection Type
Unthreaded internal pipe 1st end
Maximum Operating Pressure
1500.0 pounds per square inch single response
Criticality Code Justification
Zzzy
Material
Cobalt alloy seat
Material
Steel body
Material
Stainless steel stem
Media For Which Designed
Steam single response
Nondefinitive Specification/std Data
B composition
Departure From Cited Designator
Schedule 80 pipe, usasi b16.11
Reference Number Differentiating Characteristics
Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items
NSN
4820-00-915-1657
Part Number
81551-50 1-4L1
Description
Valve,globe
CAGE
03950

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

Part 81551-50 1-4L1 NSN 4820-00-915-1657

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05485
FIIG:
A046B0
Concept No.:
1
App. Key:
AT
Cond. Code:
2
Status:
A

Material Classification

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
6.0 X 6.5 X 10.0
Paclk Weight:
13.6000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
A
SPI No.:
SPI Rev.:
SPC Mkg:
24
LVL_A:
E
LVL_B:
F

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
60.0
WCC:
736
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481803060
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Globe type taps, cocks and valves of steel, hand operated

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