20274K51M

Safety Relief Valve

NSN 4820-00-166-8791

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
001668791

Technical Specifications of NSN

Pipe Size Accommodated:
0.500 inches all ends
Flow Control Device:
Disk
Bonnet Type:
Inside spring
Bonnet Attachment Method:
Threaded
Disk Loading Method:
Spring
Valve Discharge Flow Rate:
101.0 cubic feet per minute
Maximum Operating Temp:
400.0 degrees fahrenheit single response
Connection Style:
Socket all ends
Valve Operation Method:
Automatic
Connection Type:
Unthreaded internal pipe all ends
Features Provided:
Pressure tight outlet side
Adjustable Pressure Range:
+46.0/+72.0 pounds per square inch
Maximum Operating Pressure:
400.0 pounds per square inch single response
Opening Pressure Setting:
72.0 pounds per square inch
Material:
Nickel alloy seat
Material:
Nickel alloy stem
Material:
Nickel alloy body
Material:
Nickel alloy flow control device and plastic polytetrafluoroethylene flow control device
Material Specification:
Qq-n-281 federal specification 1st material response body or qq-n-288 federal specification 2nd material response body
Material Specification:
Qq-n-281 federal specification 1st material response seat or qq-n-288 federal specification 2nd material response seat
Material Specification:
Qq-n-281 federal specification 1st material response stem or qq-n-288 federal specification 2nd material response stem
Media For Which Designed:
Air single response
Style Designator:
Angle
Test Data Document:
81349-mil-s-901 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Furnished Items And Quantity:
2 nut and 1 lever and 2 tailpiece
Specification Data:
81349-mil-v-22549 government specification
NSN:
4820-00-166-8791
Item Name:
Multi-float Switch
Cage Code:
01343

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
MIL-V-22549
Cage Code:
81349
RNCC:
4
RNVC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MIL-V-22549G1-2 400-46T072SBU
Cage Code:
03950
RNCC:
5
RNVC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
20274K51MC1D883116768
Cage Code:
15187
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
20274K51MC1D883116768
Cage Code:
01343
RNCC:
5
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
Cond. Code:
1
Status:
A

Part Materials

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:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
11.5000lbs
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:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Multi-float Switch"

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Safety or relief valves


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