4820-01-431-6675
Valve Seat
Find complete technical information, availability, and procurement data for NSN 4820-01-431-6675 All details are based on official government and industry records to support accurate and compliant procurement.
An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes:stem, faucet; and stem, needle valve.
0.400 inches nominal single threaded portion thread length, 2a single threaded portion thread class, 1.000 inches nominal body inside diameter, 1.620 inches nominal flange diameter, used on the fire fighting equipment end item identification
Characteristics
Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.
- Thread Class
- 2a single threaded portion
- Thread Length
- 0.400 inches nominal single threaded portion
- Flange Diameter
- 1.620 inches nominal
- Body Inside Diameter
- 1.000 inches nominal
- End Item Identification
- used on the fire fighting equipment
- Flange Seat To Disk End Height
- 0.250 inches nominal
- Under Flange Height
- 0.530 inches nominal
- Nominal Thread Size
- 1.312 inches single threaded portion
- Seating Surface Shape
- flat
- Material
- nickel alloy overall
- Surface Treatment Document And Classification
- mil-b-24480 mil spec single treatment response overall
- Style Designator
- threaded flanged
- Thread Series Designator
- unf single threaded portion
Related Parts & Specifications
This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.
| Part Number | Name |
|---|---|
| 6983468-PIECE 30 | Valve Seat |
| 803-6983468-PC030 | Valve Seat |
Classification Data
Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.
- Type of Item Identification
- Demilitarization
- Criticality
- Federal Item Identification Guide
- Precious Metals Indicator
- Pseudo Item Name Code
- Hazardous Material Indicator
- Schedule B Code
- 4 - Partial descriptive item identification (type 1 concept)
- A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
- A15500
- A - Item does not contain precious metal.
- 0022113
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- 8481909090
Freight Information
Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.
- Major Organizational Entity
- National Motor Freight Classification Item Number
- National Motor Freight Classification Sub-Item Number
- Uniform Freight Classification Item Number
- National Motor Freight Class Rating
- Water Commodity
- Type of Cargo
- Special Hand
- Air Dimension
- Air Commodity
- National Motor Freight Description
- AX
- 051080
- Z
- 29300
- W - Rating variable
- 594 - Pumps and parts, (machinery and parts),(less than 35 feet)
- Z - No special type of cargo code applicable
- 9 - Other or no special handling required (sh)
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- VZ -
- faucets,bibcocks,gates valves
FAQs
Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 4820-01-431-6675
What is the FSCG of the NSN 4820-01-431-6675?
Does the NSN 4820-01-431-6675 have a Schedule B code assigned?
Does NSN 4820-01-431-6675 require demilitarization?
Does NSN 4820-01-431-6675 contain precious materials?
Does NSN 4820-01-431-6675 contain hazardous materials?
When the NSN 4820-01-431-6675 was assigned to the Federal Catalog?
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