Home » FSC Catalog » Valves, Nonpowered » 4820-00-027-3405

Ball Valve

SKU: 4820000273405 | Model: SS845-2050575ASSYAT
NSN 4820-00-027-3405 NSN 4820-00-027-3405
International traffic in arms regulations registered company

4.000" 1ST end pipe size accommodated, packing retaining bonnet type, manual valve operation method, unthreaded internal pipe 1ST end connection type

Specifications from the Manufacturer

Nominal Pipe Size Accommodated:
4.000 inches 1st end
Bonnet Type:
Packing retaining
Valve Operation Method:
Connection Type:
Unthreaded internal pipe 1st end
Maximum Operating Pressure:
650.0 pounds per square inch single response
Criticality Code Justification:
Media For Which Designed:
Water, salt single response
Style Designator:
A1 straight thru
Style Designator:
Straight thru
Reference Number Differentiating Characteristics:
Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

Pricing and Availability

Request a Quote

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.


Order With Confidence

Certified quality parts supplier
  • MSDS Hazmat Certified
  • certified Committed to quality with 100% product inspection
  • on time delivery icon On-time delivery
Recently Updated in Valves, Nonpowered
NSN 4820-00-039-5197 Safety Relief Valve

Right-hand all ends , disk flow control device, 582.0 pounds per hour valve discharge flow rate, 550.0 degrees Fahrenheit single response operating temp

NSN 4820-00-039-5185 Check Valve

Disk flow control device, 8 2ND end bolt hole quantity, plain (tube) 1ST end connection style, automatic valve operation method

NSN 4820-00-039-5182 Globe Valve

Disk flow control device, inside screw bonnet type, threaded bonnet attachment method, socket (tube) 1ST end connection style

NSN 4820-00-039-5179 Globe Valve

Disk flow control device, inside screw bonnet type, threaded bonnet attachment method, socket (tube) 1ST end connection style

NSN 4820-00-027-3405 Datasheet

Supply Class:


Cross Reference:

  • SS845-2050575ASSYAT
  • 2640-339X2ASSYAT
  • 2640-339X2ASSYATL1
  • SS845-2050575ASSYATL1

Cage Codes:

  • Naval Ship Systems Command (CAGE 80064)
  • Electric Boat Corporation (CAGE 96169)
  • Naval Inventory Control Point (CAGE 03950)

Replaced or Cancelled:

4820-00-027-3405 is not a replacement of any national stock number and has not been cancelled or replaced itself.


NIIN: 000273405
NSN: 4820000273405
DEMIL Code Meaning: Usml items - mutilation to the point of scrap required worldwide.
ADPE: 0 (Represents items with no adp components)

Management Codes:

CTL: ------- (MOE: DN)
AAC: Not stocked, centrally procured # (non-stocked items). imm/service centrally managed but not stocked item. procurement will be initiated only after receipt of a requisition.
QUP: 1
SLC: 0

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 4820-00-027-3405 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
How is national stock number 4820-00-027-3405 defined?
A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. the flow is controlled by the rotation of a ported ball within a suitable ported seat(s). the ball is usually engaged by a stem. it is normally operated in an open or closed position. excludes valve, check.
What is the NIIN of NSN 4820-00-027-3405?
000273405 or 00-027-3405
Does this item require Demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Is NSN 4820000273405 ITAR controlled?
Yes. This item is subject to the international traffic in arms regulations (ITAR).
What is the most recent solicitation for NSN 4820000273405?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 06, 1967