Model: 1291N-800

Check Valve

Special Features:

Non-asbestos

Properties:

Flow Control Device
Disk
Flange Shape
Round all ends
Connection Type
Flange all ends
Mounting Position
Horizontal
Valve Size
8.000 inches
Maximum Operating Pressure
150.0 pounds per square inch single response
Outside Diameter
13.500 inches all ends
Face To Face Distance
19.500 inches
Flange Face Design
Plain all ends
Part Name Assigned By Controlling Agency
Swing check valve
Material
Copper alloy 922 body
Material
Copper alloy 922 flow control device
Material Specification
Astm b61 assn standard single material response body
Material Specification
Stmb61 assn standard single material response flow control device
Media For Which Designed
Water-oil-gas single response
Special Test Features
Test pressures are 300 pso for shell and 50 psi for seat
Style Designator
Straight through flanged ends
NSN
4820-01-467-1661
Part Number
1291N-800
Description
Valve,check
CAGE
76364

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 1291N-800 NSN 4820-01-467-1661

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:
--
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:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481301090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of copper having a pressure rating of 850 kpa or over

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