4820-01-269-1539
Find complete technical information, availability, and procurement data for: 4820-01-269-1539
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Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-269-1539
Item Name Code
05488
Assigment Date
12/12/1987 (38 years ago)
round with holes all ends flange shape, 4 all ends bolt hole quantity, automatic valve operation method, disk flow control device, spring disk loading method
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Flow Control Device
- disk
- Disk Loading Method
- spring
- Bolt Hole Quantity
- 4 all ends
- Valve Operation Method
- automatic
- Flange Shape
- round with holes all ends
- Connection Type
- flange all ends
- Valve Size
- 1.000 inches
- Adjustable Pressure Range
- +21.0 to 28.0 pounds per square inch
- Nominal Outside Diameter
- 4.250 inches all ends
- Nominal Thickness
- 0.562 inches all ends
- First Connection Face To Centerline Distance
- 4.500 inches
- Bolt Hole Nominal Diameter
- 0.625 inches all ends
- Second Connection Face To Centerline Distance
- 4.125 inches
- Bolt Circle Nominal Diameter
- 3.125 inches all ends
- Flange Face Design
- raised straight all ends
- Raised Face Nominal Height
- 0.062 inches all ends
- Raised Face Nominal Diameter
- 2.000 inches all ends
- Special Features
- open lever
- Material
- steel body
- Media For Which Designed
- water-oil-gas single response
- Style Designator
- angle flanged ends
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 1905DC-2/XDA1/0 | Safety Relief Valve |
| 1905DC-2/XDA1/OL 21T28PSI | Safety Relief Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-01-269-1539?
The FSCG of the NSN 4820-01-269-1539 is 4820
Does the NSN 4820-01-269-1539 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-269-1539 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.
Does NSN 4820-01-269-1539 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-269-1539 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.
When the NSN 4820-01-269-1539 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Sat, Dec 12, 1987
Professional Distribution
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Pricing
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