27641 Valve Seat
4820-01-212-5259
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Official Item Classification
- Name
- Valve Seat
- Part Number
- 27641
- (NSN) National Stock Number
- 4820-01-212-5259
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 22113
- (FIIG) Federal Item Identification Guide
- A15500
- Date
- 07/12/1985 (41 years ago)
0.187 inches nominal body inside diameter, 0.419 inches minimum and 0.420 inches maximum flange diameter, cartridge valve,p/n 13172 end item identification, 0.309 inches minimum and 0.310 inches maximum body outside diameter, 0.1315 inches nominal flange seat to disk end height
Specs & Compatibility
0.419 inches minimum and 0.420 inches maximum
0.309 inches minimum and 0.310 inches maximum
0.187 inches nominal
cartridge valve,p/n 13172
0.1315 inches nominal
0.099 inches nominal
38.0 rockwell c minimum and 45.0 rockwell c maximum overall
flat
body od 0.025 x 30 deg cham,0.187 in. id tapering to 0.077 - 0.078 in.bore thru 0.126 in. od boss 0.0300 in. h w/16 michroinch finish,lower seat
steel comp 17-4ph overall
ams5643 assn std single material response overall
passivate overall
plain flanged
acft eng fuel system components
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0022113
Related Hardware Products
| Part Number | Description |
|---|---|
| 27641 | Valve Seat |