4820-01-110-3273

Description: Safety Relief Valve

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MILSPEC: MIL-S-7720

 Export Restrictions

Any part(s) quoted or sold by MilSpec.parts and re-sold (to a third party) CANNOT be sold to a USA embargoed country, company, entity, or person(s). Depending on the ECCN, these commodities may require export license or exception. Diversion contrary to U.S. law is prohibited. Unless otherwise noted, this sale, order or quote may include Munitions List Items (MLI) or Commerce Controlled List Items (CCLI). MLI/CCLI property is controlled by the US Government and in many cases cannot be transferred (exported, sold or given) to a foreign country, a non-US Citizen/National or a non- Permanent US Resident without a valid State/Commerce Department export authorization. It is the responsibility of (the Purchaser) to determine what the applicable requirements may be, to obtain all necessary authorizations, licenses or approvals and are subject to both review and acceptance by MilSpec.parts. The use, disposition, export and re-export of the property covered or included in this sale, order or quote is subject to the provisions of law referenced in End-Use Certificate DLA form 1822, DEC 2001, including, but not limited to, the Arms Export Control Act (22 USC 2751 et seq.); Export Administration Act of 1979 (50 USC App. 2401 et seq.) as contained under Executive Order 12924; International Traffic in Arms Regulations (22 CFR 120 et seq.); Export Administration Regulations (15 CFR 730 et seq.); Foreign Assets Control Regulations (31 CFR 500 et seq.) and the Espionage Act (18 USC 793 et seq.)

More MIL-S-7720 Parts

MIL-S-7720 Safety Relief Valve

Spec. Type Spec. Color Gloss Size
Material document and classification MIL-S-7720

Array Properties

  • NSN:
    Array
  • Description:
    Safety Relief Valve
  • Shelf Life:
    N/A
  • DEMIL:
    NO
  • UOM:
    --
  • Thread Class:
    3a 1st end
  • Thread Direction:
    Right-hand 1st end
  • Flow Control Device:
    Poppet
  • Bonnet Type:
    Packing retaining
  • Disk Loading Method:
    Spring
  • Maximum Operating Temp:
    65.0 degrees fahrenheit 1st response
  • Connection Style:
    G42 flared (tube) 1st end
  • Valve Operation Method:
    Automatic
  • Connection Type:
    Threaded external tube 1st end
  • Thread Size:
    0.562 inches 1st end
  • Seat Angle:
    37.0 degrees 1st end
  • Outside Diameter Tube Accommodated:
    0.969 inches 1st end
  • Material:
    Steel comp 630 body
  • Material Specification:
    Nas 1613 assn standard single material response packing
  • Media For Which Designed:
    Hydraulic fluid, phosphate-ester base 2nd response
  • Style Designator:
    Err-090
  • Thread Series Designator:
    Unf 1st end
Manufacturers and Part Numbers
Part Number
Brand
3R1558
Crissair
Major Organizational Entities (MOE)
Entity
MOE Code
MOE Rule
PICA
DSOR
User:
KUWAIT Kuwait
MOE_CD:
YK
MOE_RL:
YK01
PICA:
YK
DSOR:
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
Material and Special Handling
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
Hazmat (HMIC): N
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Precious Metals (PMIC): U
Precious metal content is unknown
Criticality (CRITL): X
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Packaging and Dimensions
Package Size
Package Weight
Part Weight
Part Dimensions (approx.)
Pack Size:
--
Pack Weight:
--
Item Weight:
--
Item Dim:
--
Container
OPI
SPI No.
SPI Rev.
Container:
OPI:
SPI No.:
SPI Rev.:
SPC Mkg.
LVL A
LVL B
LVL C
SPC Mkg.:
LVL A:
LVL B:
LVL C:
CUSH
MOP
CATEG.
PRESS MAT
CUSH:
MOP:
CATEG.:
PRESS MAT:
WRAP MAT
ICQ
THK
TOS
UCL
WRAP MAT:
ICQ:
THK:
TOS:
UCL:
Packaging Code Definitions
LVL A Code (LVL_A):
LVL B Code (LVL_B):
Procedure Indicator Code (OPI):
Special Markings Code (SPC MKG):
Method of Preservation (MOP):
Cushion Material (CUSH):
Preservation Material (PRESS MAT):