Model: 2640-257ASSYRAL1

Check Valve

Properties:

Flow Control Device
Disk
Disk Loading Method
Weight
End Application
Valve chk swg 2.50ips 650psi flge nicop
Valve Operation Method
Automatic
Flange Shape
Round 1st end
Connection Type
Flange 1st end
Mounting Position
Horizontal
Criticality Code Justification
Zzzy
Outside Diameter
6.125 inches 1st end
Face To Face Distance
11.500 inches
Thickness
0.938 inches 1st end
Flange Face Design
Plain 1st end
Material
Nickel alloy body
Reference Number Differentiating Characteristics
Quaity control iaw navships 0948-045-7010 material identificaction and control instructions for level 1 items
Reference Number Differentiating Characteristics
To lrcjxg which is protected material as directed by navsea 08 for the nuclear propulsion training unit (nptu) for the moored training ships (mts)
NSN
4820-00-326-5797
Part Number
2640-257ASSYRAL1
Description
Valve,check
CAGE
03950

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 2640-257ASSYRAL1 NSN 4820-00-326-5797

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:
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
17.0 X 15.0 X 12.0
Paclk Weight:
65.7000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481309000
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of materials other than copper, iron or steel

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