2640-398X1

View detailed technical data, stock status, and sourcing information for: 2640-398X1

DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 2640-398X1 to receive an up to date pricing and availability quote by email.

2640-398X1
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-958-1704
Item Name Code
05490
Assigment Date
05/20/1966 (60 years ago)

4.000 inches 1st end nominal pipe size accommodated, 650.0 pounds per square inch single response maximum operating pressure, two-way one port bottom outlet 360 degree plug turn flow style, manual valve operation method, butt weld pipe 1st end connection type

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Nominal Pipe Size Accommodated
4.000 inches 1st end
Flow Style
two-way one port bottom outlet 360 degree plug turn
Valve Operation Method
manual
Connection Type
butt weld pipe 1st end
Maximum Operating Pressure
650.0 pounds per square inch single response
Criticality Code Justification
zzzy
Media For Which Designed
water, salt single response
Reference Number Differentiating Characteristics
quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

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
2640-398X1 Plug Valve
2641-398-01ASSYIRBT Plug Valve
2641-398-01ASSYIRBTL1 Plug Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-00-958-1704?
The FSCG of the NSN 4820-00-958-1704 is 4820
Does NSN 4820-00-958-1704 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-00-958-1704 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-958-1704 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 4820-00-958-1704 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Fri, May 20, 1966

Professional Distribution

Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.

  • ITAR Registered
  • DDTC Registered
  • HAZMAT Certified
  • AS9120 Quality Standards
  • 100% Quality Inspections

You May Also Like

Browse other in-demand NSN parts sourced by professionals in defense, aerospace, and manufacturing sectors. Each component meets strict standards for quality and performance.

Pricing

Submit your request below and our team will respond quickly with up-to-date pricing, delivery estimates, and stock information:

ITAR Registered

Featured Parts

Explore our most requested parts, carefully selected based on customer demand and sourcing activity. Each listing provides current specifications, availability status, and item condition:

337907-112
1560-01-371-2821
Aircraft Structural Panel
337907-3L
1560-01-685-0519
Aircraft Structural Panel
337907-501L
1560-01-097-6149
Center Wing Trail Panel Assembly
337907-501R
1560-01-098-5032
Aircraft Structural Panel
337907-94
1560-01-589-1307
Aircraft Skin
337909-1
5935-01-408-0086
Connector Adapter
33791
2530-01-118-2342
Hydraulic Brak Cylinder Assembly
3379101
5330-01-610-2632
Door Seal Replacement Parts Kit
337912
6625-01-127-5414
Shunt
337915-1
6625-01-456-6834
Decode Ti Generator
3379154
4820-00-399-4188
Valve Body
337916-1
5935-01-408-0092
Connector Adapter
3379175
5330-00-306-1717
Gasket
33792
2530-01-154-5918
Wheel Hydraulic Brake Cylinder
33792/54-111F ITEM NO. 6
5330-01-503-6579
Gasket