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Angle Valve

NSN: 4820-01-313-4535 | Model: F-838-31
ITAR Registered seal

A valve with one inlet and one outlet connection with outlet flow at an angle to inlet flow. The flow is controlled by the action of a stem which lifts disks perpendicularly off the center axis of its seat. It may be inline or cartridge (manifold) design. Excludes valve (1), y; valve, stop-check and cock, shutoff, screw stem.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Flow Control Device
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolt Hole Quantity
8 all ends
Maximum Operating Temp
550.0 degrees Fahrenheit 1ST response
Valve Operation Method
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Features Provided
Bonnet packing
Valve Size
4.000 inches
Maximum Operating Pressure
250.0 pounds per square inch 2ND response
Outside Diameter
9.000 inches all ends
0.938 inches all ends
First Connection Face To Centerline Distance
5.750 inches
Bolt Hole Diameter
0.750 inches all ends
Second Connection Face To Centerline Distance
5.750 inches
Bolt Circle Diameter
7.500 inches all ends
Flange Face Design
Raised straight all ends
Raised Face Height
0.062 inches all ends
Raised Face Diameter
6.188 inches all ends
Plastic polytetrafluoroethylene packing
Material Specification
Astm B-61 assn standard single material response flow control device
Media For Which Designed
Water-oil-gas 2ND response
Style Designator
Supplementary Features
This item has been ref viewed for asbestos material; the current approved sources; 12168 have indicated their part number contained asbestos prior to 1984, they continue to manufacture the same part number without asbestos material after 1984
Furnished Items And Quantity
1 hand wheel
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE7MC18Q0274 2018-03-20 PMCM1 4 EA

Pricing and Availability

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NSN 4820-01-313-4535 Datasheet

Supply Class (FSC):
Nonpowered Valves
Cross Reference:
  • F-838-31
  • F-838-31-4IN
Cage Codes:
  • Northern Indiana Business Services (CAGE 12168)
Schedule B & Trade:
  • Schedule B: 8481803040 (NAICS 332919)

    Taps, cocks and valves, nesoi, of iron, hand operated

  • SITC: 74780

    Taps, cocks, valves and similar appliances, n.E.S.

  • End Use: 21180

    Industrial machines, other


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


A - Item does not contain precious metal.


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    051080 - Faucets, bibcocks, gates valves

  • WCC:

    594 - Pumps and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $4,173.20 to $6,955.34..
Does NSN 4820-01-313-4535 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy, and Portugal
What is the NIIN of NSN 4820-01-313-4535?
013134535 or 01-313-4535
Does NSN 4820-01-313-4535 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-01-313-4535?
Solicitation SPE7MC18Q0274 for qty 4 on 03/06/2018
When was this national stock number assigned to the federal catalog?
Jan 09, 1990