Valve Seat

NSN: 4820-00-019-0636 | Model: 20-07844

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

NSN Properties and Flags

NATO Stock Number

4820-00-019-0636

DEMIL

Overall Height

1.062 inches

Body Outside Diameter

Between 5.617 inches and 5.622 inches

Body Inside Diameter

4.500 inches

Seat Angle In Deg

0.667

Seating Surface Shape

Angular

Material

Plastic polyamide

Style Designator

Plain

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 4820-00-019-0636 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

20-07844
V7844
V7844

Cage Codes:

Tyco Fire Products Lp (CAGE 03670)
Portland Valve Llc (CAGE 53154)

Schedule B & Trade:

Schedule B: 8481909090 (NAICS 332911)

Parts of taps, cocks, valves and similar appliances, nesoi
SITC: 74790

Parts for taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, etc.
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:

133300 - Machinery/machines noi
WCC:

772 - Food sercive equipment, (mkt), field ranges, vacuum cans, beverage containers, etc
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
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 $2,510.96 to $4,184.93..
Does NSN 4820-00-019-0636 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 4820-00-019-0636?
000190636 or 00-019-0636
Does NSN 4820-00-019-0636 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-019-0636?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1961