Model: W3-284B-2TS

Stop-check Valve

Properties:

Pipe Size Accommodated
0.500 inches 1st end
Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Renewable Seat Ring Type
Welded
Maximum Operating Temp
775.0 degrees fahrenheit single response
Connection Style
Socket (pipe) 1st end
Valve Operation Method
Manual
Connection Type
Unthreaded internal pipe 1st end
Mounting Position
Horizontal
Features Provided
Bonnet packing
Maximum Operating Pressure
600.0 pounds per square inch single response
Criticality Code Justification
Zzzy
Material
Steel comp xm-10 stem or steel comp xm-11 stem or steel comp xm-21 stem or steel comp xm-26 stem or steel comp xm-27 stem or steel comp 304 stem or steel comp 304l stem or steel comp 305 stem or steel comp 308 stem or steel comp 309 stem or steel comp 309s stem or steel comp 310 stem or steel comp 310s stem or steel comp 316 stem or steel comp 316l stem or steel comp 316n stem or steel comp 317 stem or steel comp 321 stem or steel comp 347 stem or steel comp 348 stem or steel comp 403 stem or steel comp 405 stem or steel comp 410 stem or steel comp 414 stem or steel comp 420 stem or steel comp 430 stem or steel comp 431 stem or steel comp 440a stem or steel comp 440b stem or steel comp 440c stem or steel comp 446 stem or stainless steel stem
Media For Which Designed
Steam single response
Style Designator
Straight thru
Nondefinitive Specification/std Data
D composition
Reference Number Differentiating Characteristics
Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items
NSN
4820-00-923-4585
Part Number
W3-284B-2TS
Description
Valve,stop-check
CAGE

Part W3-284B-2TS NSN 4820-00-923-4585

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05486
FIIG:
A530B0
Concept No.:
1
App. Key:
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 6.0 X 8.5
Paclk Weight:
14.0000lbs
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:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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