Y Valve

NSN: 4820-00-019-3809 | Model: MC7657

A valve with one inlet and one outlet connection that provides unobstructed fluid flow. The flow is controlled by the action of a stem which lifts disk perpendicularly off center axis of its seat. The stem is at angle of less than 90 degrees (1.5708 radians) to parallel inlet and outlet flow. It may utilize a diaphragm as packing. Excludes valve, stop-check.

NSN Properties and Flags

NATO Stock Number

4820-00-019-3809

DEMIL

Thread Class

2a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Stem

Bonnet Type

Inside screw

Bonnet Attachment Method

Integral

Connection Style

Plain, optional en (pipe) 2nd end

Valve Operation Method

Manual

Connection Type

Threaded internal pipe 2nd end

Maximum Operating Pressure

3500.0 pounds per square inch single response

Thread Size

0.500 inches 1st end

Seat Angle

37.0 degrees 1st end

Material

Copper alloy

Style Designator

Straight through y-pattern

Thread Series Designator

Unf 1st end

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.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 4820-00-019-3809 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

MC7657

Cage Codes:

Eaton Aerospace Llc (CAGE 76050)

Schedule B & Trade:

Schedule B: 8481809050 (NAICS 332911)

Other taps, cocks, valves, etc., nesoi
SITC: 74780

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

127220 - Pressure reg/red/relief valves noi
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:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

P - 77.5
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $108.90 to $181.51..
Does NSN 4820-00-019-3809 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
What is the NIIN of NSN 4820-00-019-3809?
000193809 or 00-019-3809
Does NSN 4820-00-019-3809 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-019-3809?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1961