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67178 1.25IPS SEAT

View detailed technical data, stock status, and sourcing information for: 67178 1.25IPS SEAT

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67178 1.25IPS SEAT
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-137-8218
Item Name Code
22113
Assigment Date
09/02/1982 (43 years ago)

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.

0.055 inches nominal flange seat to disk end height, 2.000 inches nominal body outside diameter, 1.036 inches nominal body inside diameter, 2.056 inches nominal flange diameter, 0.245 inches nominal under flange height

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Flange Diameter
2.056 inches nominal
Body Outside Diameter
2.000 inches nominal
Body Inside Diameter
1.036 inches nominal
Flange Seat To Disk End Height
0.055 inches nominal
Under Flange Height
0.245 inches nominal
Seating Surface Shape
flat
Material
nickel alloy overall
Style Designator
plain flanged

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
028696DC Valve Seat
67178 1.25IPS SEAT Valve Seat

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-137-8218?
The FSCG of the NSN 4820-01-137-8218 is 4820
Does the NSN 4820-01-137-8218 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-137-8218 require demilitarization?
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.
Does NSN 4820-01-137-8218 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-137-8218 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-137-8218 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Thu, Sep 2, 1982

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