Model: 2S2994

Check Valve

Special Features:

Cracking pressure is rated at 4 inches h20 (water)

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Renewable Seat Ring Type
Pressed-in
Maximum Operating Temp
250.0 degrees fahrenheit single response
Minimum Operating Temp
-65.0 degrees fahrenheit
End Application
Helicopter, apache ah-64
Connection Style
Flareless all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Mounting Position
Horizontal
Maximum Operating Pressure
300.0 pounds per square inch single response
Thread Size
0.875 inches all ends
Seat Angle
12.0 degrees all ends
Outside Diameter Tube Accommodated
0.625 inches all ends
Material
Aluminum alloy
Media For Which Designed
Air 2nd response
Media For Which Designed
Fuel/oil, hydrocarbon 1st response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625 military specification single treatment response
Style Designator
Straight thru
Thread Series Designator
Unjf all ends
NSN
4820-01-182-5129
Part Number
2S2994
Description
Valve,check
CAGE
99240

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 2S2994 NSN 4820-01-182-5129

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:
0.2000lbs
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:
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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