Model: 3148

Check Valve

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
Flareless all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Mounting Facility
Bulkhead
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Seat Angle
12.0 degrees all ends
Opening Pressure Setting
5.0 pounds per square inch
Material
Steel comp 303 body
Material
Steel comp 416 flow control device
Media For Which Designed
Hydraulic fluid, petroleum base single response
Surface Treatment
Passivate
Style Designator
Tee
Thread Series Designator
Unjf all ends
NSN
4820-00-946-5481
Part Number
3148
Description
Valve,check
CAGE
70236

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part 3148 NSN 4820-00-946-5481

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
Concept No.:
1
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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481302090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of steel

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