Valve Seat

NSN: 4820-00-005-7396 | Model: 383V304

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.

Description

Steel material, seat angle in deg: 0.75

NSN Properties and Flags

NATO Stock Number

4820-00-005-7396

DEMIL

Flange Diameter

1.62 inches minimum and 1.63 inches maximum

Body Outside Diameter

1.845 inches minimum and 1.87 inches maximum

Body Inside Diameter

0.875 inches

Flange Seat To Disk End Height

0.834 inches

Under Flange Height

1.433 inches minimum and 1.443 inches maximum

Seat Angle In Degree

0.75

Hardness Rating

25 rockwell c minimum and 30 rockwell c maximum

Seating Surface Shape

Angular

Special Features

Four 0.506 in. diameter holes equally spaced in boyd

Material

Steel corrosion resisting

Surface Treatment

Passivate

Style Designator

Plain flanged

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 4820-00-005-7396 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

383V304

Cage Codes:

Grimes Aerospace Co (CAGE 00672)

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:

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
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 $331.13 to $551.88..
Does NSN 4820-00-005-7396 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, Poland, Spain, Australia, Republic Of Korea, and Turkey
What is the NIIN of NSN 4820-00-005-7396?
000057396 or 00-005-7396
Does NSN 4820-00-005-7396 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-005-7396?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 11, 1972