Check Valve

NSN: 4820-00-902-4500 | Model: 265896

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

4820-00-902-4500

DEMIL

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Disk Loading Method

Spring

Connection Style

Flared (tube) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external tube all ends

Mounting Position

Vertical

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.750 inches all ends

Seat Angle

37.0 degrees 1st end

Outside Diameter Tube Accommodated

0.500 inches 1st end

Special Features

Bulkhead thd 3/4 in.-16 thd size, 0.358 in. Min, 0.425 in. Max thd lg on outlet flow end connection

Material

Stainless steel seat or steel comp 303 seat or steel comp 304 seat or steel comp 321 seat

Material Specification

Qq-s-763, type 303 federal specification 1st material response seat or qq-s-763, class 304 federal specification 2nd material response seat or qq-s-763, class 321 federal specification 3rd material response seat

Media For Which Designed

Hydraulic fluid, mineral base single response

Surface Treatment

Passivate

Surface Treatment Specification

Ss-8435, united aircraft corp, sikorsky aircraft div mfr ref single treatment response

Style Designator

Straight thru

Thread Series Designator

Unf all ends

Specification Data

78286-ss50-833l8c manufacturers specification

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 4820-00-902-4500 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

265896
SS50-833L8C
SS50-833L8C

Cage Codes:

Crissair, Inc. (CAGE 99240)
Sikorsky Aircraft Corporation (CAGE 78286)
Parker Hannifin Corporation (CAGE 92003)

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:

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

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
V
Quantity per pack
No qup
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
J2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $2,147.11 to $3,578.51..
Does NSN 4820-00-902-4500 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 4820-00-902-4500?
009024500 or 00-902-4500
Does NSN 4820-00-902-4500 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-902-4500?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1960