Check Valve

NSN: 4820-00-010-0446 | Model: 170306

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

NSN Properties and Flags

NATO Stock Number

4820-00-010-0446

DEMIL

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Disk Loading Method

Spring

Connection Style

External seat for gasket seal (boss) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external boss all ends

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

12 all ends

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

1.375 inches all ends

Outside Diameter Tube Accommodated

1.000 inches all ends

Material

Steel seat

Material Specification

66 federal standard single material response flow control device

Media For Which Designed

Air single response

Style Designator

Straight thru

Thread Series Designator

Unf all ends

Inventory Check

The last inventory check on this NSN was done on 06/17/2022. Due to rapid changes in inventory this may not be the current stock qty.

New Surplus: 2
New: 1

Pricing and 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.

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ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
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HAZMAT Certified
Worldwide Shipping

NSN 4820-00-010-0446 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

170306

Cage Codes:

Eaton Corporation (CAGE 77842)

Schedule B & Trade:

Schedule B: 8481302090 (NAICS 332911)

Check valves of steel
SITC: 74730

Check valves
End Use: 21180

Industrial machines, other

Identification:

HMIC

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

PMIC

U - Precious metal content is unknown

CRITL

- 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:

576 - Metal and metal products, nos, (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
S9c
AAC
V
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9c-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $338.94 to $564.91..
Does NSN 4820-00-010-0446 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Turkey
What is the NIIN of NSN 4820-00-010-0446?
000100446 or 00-010-0446
Does NSN 4820-00-010-0446 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-010-0446?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Apr 15, 1967