4820-00-288-7836

Description: Safety Relief Valve

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Quality Assurance

We are commited to quality and satisfaction as a certified supplier in the aerospace and military industries.

  • Certificate of Conformity
  • QC Inspection prior to shipping
  • On time delivery
  • International Shipping Available
  • Friendly service to back every order
MILSPEC: Nonpowered Valves

 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.)

4820-00-288-7836 Properties

  • NSN:
    4820-00-288-7836
  • Description:
    Safety Relief Valve
  • Shelf Life:
    N/A
  • DEMIL:
    NO
  • UOM:
    1 EA
  • Pipe Size Accommodated:
    0.500 inches 2nd end
  • Thread Direction:
    Right-hand 1st end
  • Flow Control Device:
    Poppet
  • Bonnet Type:
    Inside spring
  • Bonnet Attachment Method:
    Threaded
  • Disk Loading Method:
    Spring
  • Valve Discharge Flow Rate:
    274.0 pounds per hour
  • Renewable Seat Ring Type:
    Threaded
  • Maximum Operating Temp:
    450.0 degrees fahrenheit single response
  • Connection Style:
    Plain, optional en (pipe) 1st end
  • Valve Operation Method:
    Automatic or manual
  • Connection Type:
    Threaded internal pipe 1st end
  • Features Provided:
    Valve stem lock shield and bonnet packing and pressure tight outlet side
  • Adjustable Pressure Range:
    +76.0/+175.0 pounds per square inch
  • Maximum Operating Pressure:
    250.0 pounds per square inch single response
  • Thread Size:
    0.500 inches 2nd end
  • Material:
    Steel stem
  • Material Specification:
    Qq-c-390, alloyd4/d/ federal specification single material response body
  • Media For Which Designed:
    Steam single response
  • Style Designator:
    Angle
  • Thread Series Designator:
    Npt 1st end
  • Reference Number Differentiating Characteristics:
    As differentiated by valve size and relief pressure range
Manufacturers and Part Numbers
Part Number
Brand
K1-4900-1000250PCV26
Naval Ship Systems Command
214-4900-799264PCV1153
Naval Ship Systems Command
214-4900-799264REV3PCV1153
Naval Ship Systems Command
214-4900-799268PCV1039
Naval Ship Systems Command
222-4900-232701PCV668
Naval Ship Systems Command
222-4900-232701PCV688
Naval Ship Systems Command
313-4900-223400PCV624
Naval Ship Systems Command
313-4900-223400PCV634
Naval Ship Systems Command
313-4900-233405ALT11PCV1140
Naval Ship Systems Command
313-4900-233405PCV1140
Naval Ship Systems Command
319-4900-1188487ALT1PCV912
Naval Ship Systems Command
319-4900-1188487PCV912
Naval Ship Systems Command
340-4900-1000937PCV13
Naval Ship Systems Command
389588ALT6PCV785
Naval Ship Systems Command
271-4900-957265ALT2PCV876
Naval Ship Systems Command
271-4900-957265PCV870
Naval Ship Systems Command
271-4900-958181ALTAPCV668
Naval Ship Systems Command
271-4900-958181ALTAPCV688
Naval Ship Systems Command
271-4900-958181PCV1047
Naval Ship Systems Command
271-4900-958181PCV1062
Naval Ship Systems Command
271-4900-958181PCV668
Naval Ship Systems Command
271-4900-958581PCV1039
Naval Ship Systems Command
271-4900-958581PCV1062
Naval Ship Systems Command
271-4900-958581PCV688
Naval Ship Systems Command
389588ALT6PCV876
Naval Ship Systems Command
389588PCV785
Naval Ship Systems Command
389588PCV876
Naval Ship Systems Command
389609ALT7PCV1153
Naval Ship Systems Command
389609PCV1153
Naval Ship Systems Command
389669ALT8PCV1039
Naval Ship Systems Command
389669ALT8PCV1047
Naval Ship Systems Command
389669ALT8PCV1062
Naval Ship Systems Command
389669PCV1039
Naval Ship Systems Command
389669PCV1047
Naval Ship Systems Command
389669PCV1062
Naval Ship Systems Command
571-3801-1302533PCV12
Naval Ship Systems Command
571-3801-1302533REVAPCV12
Naval Ship Systems Command
571-3801-1302723PCV5
Naval Ship Systems Command
571-3801-1302723REVBPCV5
Naval Ship Systems Command
533115ALT27MODIFICATION5PCV838
Naval Sea Systems Command
533115ALT27MODIFICATION5PCV871
Naval Sea Systems Command
533115PCV838
Naval Ship Systems Command
533115PCV871
Naval Ship Systems Command
533131ALT8PCV1015
Naval Ship Systems Command
533131PCV1015
Naval Ship Systems Command
571-4900-1302763PCV21
Naval Ship Systems Command
571-4900-1302763REVAPCV21
Naval Ship Systems Command
575-4900-1442961PCV17
Naval Ship Systems Command
575-4900-1442961REVBPCV17
Naval Ship Systems Command
3664-71REVAPCV12
Electric Boat Corporation
3664-77REVBPCV5
Electric Boat Corporation
3676-12REVAPCV21
Electric Boat Corporation
3776-10PCV17
Electric Boat Corporation
3776-10REVBPCV17
Electric Boat Corporation
214-4900-799251PCV668
Naval Ship Systems Command
214-4900-799251REVBPCV668
Naval Ship Systems Command
214-4900-799254PCV876
Naval Ship Systems Command
533115ALT27M0DIFICATI0N5PCV838
Naval Ship Systems Command
K1-4900-1000248ALT1PCV21
Naval Ship Systems Command
K1-4900-1000248ALT1PCV28
Naval Ship Systems Command
K1-4900-1000248PCV21
Naval Ship Systems Command
K1-4900-1000248PCV28
Naval Ship Systems Command
K1-4900-1000250ALT8PCV6
Naval Ship Systems Command
K1-4900-1000252ALT6PCV3
Naval Ship Systems Command
K1-4900-1000254ALT7PCV17
Naval Ship Systems Command
K1-4900-1000254PCV17
Naval Ship Systems Command
44-1-2-76-175
Lunkenheimer Co
FIG44-1-2
Lunkenheimer Co
533115ALT27M0DIFICATI0N5PCV871
Naval Ship Systems Command
214-4900-799254PC876
Naval Ship Systems Command
2076-308PCV668
Electric Boat Corporation
2076-37ALT7PCV1153
Electric Boat Corporation
2076-97ALT8PCV1039
Electric Boat Corporation
2076-97ALT8PCV1047
Electric Boat Corporation
2076-97ALT8PCV1062
Electric Boat Corporation
2476-06ALT15M0DIFICATI0N4PCV624
Electric Boat Corporation
2476-06ALT15M0DIFICATI0N4PCV634
Electric Boat Corporation
2476-16ALT27M0DIFICATI0N5PCV838
Electric Boat Corporation
2476-16ALT27M0DIFICATI0N5PCV871
Electric Boat Corporation
2476-32ALT8PCV1015
Electric Boat Corporation
3076-08PCV21
Electric Boat Corporation
3076-08PCV28
Electric Boat Corporation
3376-12-1PCV912
Electric Boat Corporation
3076-10PCV26
Electric Boat Corporation
3076-12PCV3
Electric Boat Corporation
3076-14PCV17
Electric Boat Corporation
2076-16ALT6PCV785
Electric Boat Corporation
2076-16ALT6PCV876
Electric Boat Corporation
2476-37ALT11PC1140
Electric Boat Corporation
Major Organizational Entities (MOE)
Entity
MOE Code
MOE Rule
PICA
DSOR
User:
SPAIN Spain
MOE_CD:
YB
MOE_RL:
YB01
PICA:
YB
DSOR:
User:
TURKEY Turkey
MOE_CD:
ZW
MOE_RL:
ZW01
PICA:
ZW
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:
XX
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg.
LVL A
LVL B
LVL C
SPC Mkg.:
00
LVL A:
Q
LVL B:
Q
LVL C:
CUSH
MOP
CATEG.
PRESS MAT
CUSH:
XX
MOP:
ZZ
CATEG.:
41ZZ
PRESS MAT:
XX
WRAP MAT
ICQ
THK
TOS
UCL
WRAP MAT:
XX
ICQ:
AAA
THK:
X
TOS:
UCL:
Packaging Code Definitions
LVL A Code (LVL_A):Q
Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with applicable specification for shipping container.
LVL B Code (LVL_B): Q
Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with the appropriate shipping container specification.
Procedure Indicator Code (OPI): O
Options can be exercised as to specific method of preservation or dod approved packaging materials to be used. however, basic preservation method shall be retained, supplemental data shall be complied with, and unit package dimensions shall not be increased by more than one inch. equal or better protection shall be given the item and there shall be no increase in the package cost.
Special Markings Code (SPC MKG): 00
No special marking.
Method of Preservation (MOP): ZZ
See j.4.1.B.
Cushion Material (CUSH): XX
Preservation Material (PRESS MAT): XX