21022341-101

Safety Relief Valve

NSN 4820-01-087-9970

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
010879970

Product Features

Body, steel per federal standard 66, flow control device, steel per federal standard 66, spring, stainless steel type 302, inert lockscrew, stainless steel type 316, adjusting screw, stainless steel type 316

Detail Specifications

Thread Direction:
Right-hand 1st end
Flow Control Device:
Poppet
Disk Loading Method:
Spring
Connection Style:
Plain (pipe) 1st end
Connection Type:
Threaded external pipe 1st end
Connection Type:
Threaded external pipe 2nd end
Adjustable Pressure Range:
+3.0/+50.0 pounds per square inch
Maximum Operating Pressure:
600.0 pounds per square inch single response
Thread Size:
0.250 inches 1st end
Style Designator:
Straight thru
Thread Series Designator:
Npt 1st end
NSN:
4820-01-087-9970
Item Name:
Valve,relief,pressure
Cage Code:
81395

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
SS-4CPA2-350-DC
Cage Code:
02570
RNCC:
3
RNVC:
2
RNAAC:
9Z
Status:
A
MSDS:
SADC:
Part Number:
SS-4CPA2-350-DC
Cage Code:
18034
RNCC:
5
RNVC:
9
RNAAC:
9Z
Status:
A
MSDS:
SADC:
Part Number:
SS-4CPA2-350-DC
Cage Code:
3T9T9
RNCC:
3
RNVC:
2
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

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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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Pressure Relief Valve"

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.

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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