Model: 1291-N-2.50 INCH

Check Valve

Properties:

Flow Control Device
Disk
Disk Loading Method
Weight
Bolt Hole Quantity
4 all ends
End Application
Waters class tags-45
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Mounting Position
Horizontal
Valve Size
2.500 inches
Maximum Operating Pressure
225.0 pounds per square inch single response
Opening Pressure Setting
0.500 pounds per square inch
Outside Diameter
6.000 inches all ends
Face To Face Distance
7.875 inches
Bolt Hole Diameter
0.750 inches all ends
Flange Face Design
Plain all ends
Material
Copper alloy body
Material Specification
Astm-b61 assn standard single material response body
Media For Which Designed
Water-oil-gas single response
Style Designator
Cross flanged ends
NSN
4820-01-464-0778
Part Number
1291-N-2.50 INCH
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 1291-N-2.50 INCH NSN 4820-01-464-0778

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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