1. Home /
  2. FSC NSN Catalog /
  3. Nonpowered Valves /
  4. 20249-4-817

NSN 20249-4-817

Safety Relief Valve

+2000.0 to 3000.0 pounds per square inch adjustable pressure range, spring disk loading method, unable to decode connection style, forrestal class cv end item identification, unable to decode connection type.

NSN 4820-01-022-8593 Datasheet

(NSN) National Stock Number
4820-01-022-8593
(FSG) Federal Supply Group
48 - Valves
(FSC) Federal Supply Classification
4820 - Nonpowered Valves
(NIIN) National Item Identification Number
01-022-8593
Requires Demilitarization
Yes
(INC) Item Name Code
05488
Date
Mon, Jun 7, 1976
Schedule B Code
8481400000
End Item Identification
forrestal class cv
Adjustable Pressure Range
+2000.0 to 3000.0 pounds per square inch
Connection Style
unable to decode
Connection Type
unable to decode
Disk Loading Method
spring
Flow Control Device
disk
Material Document And Classification
unable to decode
Material
unable to decode
Nominal Thread Size
unable to decode
Style Designator
angle
Thread Class
unable to decode
Thread Direction
unable to decode
Thread Quantity Per Inch
unable to decode
Thread Series Designator
unable to decode
Valve Operation Method
automatic

Identification

Demilitarization Code
A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Precious Metals Indicator
U - Precious metal content is unknown
Hazardous Metals Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Pseudo Item Name Code
0005488

Cross Reference

CAGE Codes

01343
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
U.s./canadian manufacturers
15187
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
U.s./canadian manufacturers
9009H
Jednolity Indeks Materialowy - Uniform Material Index
Government departments or units, including military organizations
65079
Danco Valve Company
U.s./canadian manufacturers
5P967
Dante Valve Company
U.s./canadian manufacturers
0AT62
Siemens Energy, Inc. Dba Dresser-Rand
U.s./canadian manufacturers
830Q4
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
U.s./canadian manufacturers
88663
Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture
U.s./canadian manufacturers
8FGX3
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
U.s./canadian manufacturers

Freight Information

Air Commodity
VZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
National Motor Freight Class Rating
P - 77.5
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
64490
Water Commodity
576 - Metal and metal products, nos, (less than 35 feet)
National Motor Freight Classification Item Number
127220

Schedule B & Trade

Schedule B
8481-40-0000
Description
safety or relief valves
End Use
21180 - Industrial machines, other
Unit of Quantity
NO
USDA
Yes
(SITC) Standard International Trade Classification
74740
(NAICS) North American Industrial Classification System
332911

Questions & Answers

  1. What is the FSCG of the NSN 4820-01-022-8593?

    The FSCG of the NSN 4820-01-022-8593 is 4820

  2. Does the NSN 4820-01-022-8593 have a Schedule B code assigned?

    Yes, the Schedule B code is 8481400000

  3. Does NSN 4820-01-022-8593 require demilitarization?

    Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

  4. Does NSN 4820-01-022-8593 contain precious materials?

    Precious metal content is unknown

  5. Does NSN 4820-01-022-8593 contain hazardous materials?

    Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

  6. When the NSN 4820-01-022-8593 was assigned to the Federal Catalog?

    It was assigned 50 years ago, on Mon, Jun 7, 1976

Globe Transparent
Get in Touch
Looking for technical parts, product details, or custom project planning? Our team has you covered with end-to-end support every step of the way.
Contact Us

Pricing & Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.