Valve Seat

NSN: 4820-00-909-1358 | Model: 803-5001004-X5XX-07

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

4820-00-909-1358

DEMIL

Flange Diameter

Between 7.427 inches and 7.432 inches

Body Outside Diameter

Between 7.052 inches and 7.057 inches

Body Inside Diameter

4.438 inches

Flange Seat To Disk End Height

0.237 inches

Under Flange Height

Between 0.383 inches and 0.388 inches

Seat Angle In Deg

Between 68.000 and 70.000

Seating Surface Shape

Angular

Material

Plastic, tetrafluroethylene

Style Designator

Plain flanged

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE7MC19T6196	2019-03-22	PMCMU	49 EA

Inventory Check

The last inventory check on this NSN was done on 06/13/2024. Due to rapid changes in inventory this may not be the current stock qty.

New Surplus: 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.

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 4820-00-909-1358 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

803-5001004-X5XX-07
218-60-01
803-5001004
2620-926X10PC6

Cage Codes:

Naval Sea Systems Command (CAGE 53711)
Circor Intl Inc (CAGE 16626)
Electric Boat Corporation (CAGE 96169)

Replacements:

4820-00-909-1358 replaces 4820-00-872-4793

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:

000000 - No nmfc freight description
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:

Z - No rating
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
Z
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 $295.61 to $492.68..
Does NSN 4820-00-909-1358 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 Thailand
What is the NIIN of NSN 4820-00-909-1358?
009091358 or 00-909-1358
Does NSN 4820-00-909-1358 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-909-1358?
Solicitation SPE7MC19T6196 for qty 49 on 02/19/2019
When was this national stock number assigned to the federal catalog?
Jul 06, 1966