Valve Seat

NSN: 4820-00-012-3260 | Model: 45D63

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

4820-00-012-3260

DEMIL

Thread Class

3a single threaded portion

Thread Length

0.380 inches single threaded portion

Overall Height

Between 0.785 inches and 0.795 inches

Body Inside Diameter

Between 0.155 inches and 0.157 inches

Seal Accommodation Type

Grooved

Thread Size

0.438 inches single threaded portion

Seating Surface Shape

Flat

Material

Steel comp 303

Material Specification

Ams5640 assn standard 1st material response or qq-s-763 federal specification 2nd material response

Surface Treatment

Passivate

Style Designator

Plain threaded

Thread Series Designator

Unf single threaded portion

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 4820-00-012-3260 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

45D63

Cage Codes:

Grimes Aerospace Company (CAGE 72914)

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

A - Item does not contain precious metal.

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:

736 - Plumbing supplies
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
LCL:

S - 60.0
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
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 $79.10 to $131.83..
Does NSN 4820-00-012-3260 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 Army, Department Of The Air Force, Spain, Greece, and Turkey
What is the NIIN of NSN 4820-00-012-3260?
000123260 or 00-012-3260
Does NSN 4820-00-012-3260 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-012-3260?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 08, 1968