Model: 7957A1

Check Valve

Properties:

Thread Class
3b 2nd end
Thread Direction
Right-hand all ends
Flow Control Device
Disk
Connection Style
Flare (tube) 2nd end
Connection Style
Plain (hose) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external hose 1st end
Connection Type
Threaded internal tube 2nd end
Mounting Position
Horizontal or vertical
Thready Qty Per Inch (tpi)
11-1/2 1st end
Thread Size
0.562 inches all ends
Material
Copper alloy body
Media For Which Designed
Oxygen, gaseous single response
Style Designator
Straight thru
Thread Series Designator
Nh 1st end
Thread Series Designator
Unf 2nd end
NSN
4820-01-195-8422
Part Number
7957A1
Description
Valve,check
CAGE
39428

Part 7957A1 NSN 4820-01-195-8422

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:
A
ESD:
ESD:
MMAC:
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:
050855
UFC:
29290
LTL:
70.0
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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