401F4Q3

Safety Relief Valve

NSN 4820-01-092-6121

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
010926121

Technical Specifications of NSN

Thread Direction:
Right-hand all ends
Flow Control Device:
Poppet
Disk Loading Method:
Spring
Maximum Operating Temp:
225.0 degrees fahrenheit single response
Connection Style:
G9 plain, optional en (pipe) all ends
Valve Operation Method:
Automatic
Connection Type:
Threaded internal pipe all ends
Features Provided:
Pressure tight outlet side
Maximum Operating Pressure:
650.0 pounds per square inch single response
Thread Size:
0.250 inches all ends
Opening Pressure Setting:
630.0 pounds per square inch
Material:
Rubber synthetic seat
Material:
Steel comp 303 body
Material:
Steel comp 303 flow control device
Material Specification:
Qq-s-763, class 303 federal specification single material response body
Media For Which Designed:
Air single response
Surface Treatment:
Passivate
Thread Series Designator:
Npt all ends
NSN:
4820-01-092-6121
Item Name:
Lock Valve Assembly
Cage Code:
04190

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
631AS104-1
Cage Code:
30003
RNCC:
5
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
S665-6-1/4SS2
Cage Code:
86768
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
631AS104
Cage Code:
30003
RNCC:
D
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
401F4S3
Cage Code:
04190
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
5159T-2PP-630
Cage Code:
91816
RNCC:
5
RNVC:
9
RNAAC:
AX
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:
0.5000lbs
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:
Construction Materials

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Lock Valve Assembly"

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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