161294

View detailed technical data, stock status, and sourcing information for: 161294

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161294
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-595-3191
Item Name Code
16990
Assigment Date
01/01/1963 (63 years ago)

A compact two-way type of valve mechanism having a one piece body and seat and a one piece stem and disk. It has no bonnet, and is not used for fine control of flow. It is used extensively in the automotive field.

right-hand 2nd end thread direction, right-hand 1st end thread direction, 0.250 inches 1st end nominal pipe size accommodated, 2a 2nd end thread class, disk flow control device

Product Characteristics

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

Nominal Pipe Size Accommodated
0.250 inches 1st end
Thread Class
2a 2nd end
Thread Direction
right-hand 1st end
Thread Direction
right-hand 2nd end
Flow Control Device
disk
End Item Identification
firefinder (an/tpq-36) radar set. shipboard material handling equipment (mhe). 200kw/ mep009a diesel generator set. 10kw, 60hz, skid-mounted (2id)(mep0003a.
Connection Style
flared (tube) 2nd end
Connection Style
plain (pipe) 1st end
Valve Operation Method
manual
Connection Type
threaded external pipe 1st end
Connection Type
threaded external tube 2nd end
Thread Quantity Per Inch
18 1st end
Thread Quantity Per Inch
20 2nd end
Nominal Thread Size
0.125 inches 1st end
Nominal Thread Size
0.500 inches 2nd end
Seat Angle
45.0 degrees 2nd end
Criticality Code Justification
feat
Nominal Outside Diameter Tube Accommodated
0.313 inches 2nd end
Special Features
weapon system essential; body style: straight through
Material
copper alloy overall
Thread Series Designator
nptf 1st end
Thread Series Designator
unf 2nd end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-952-0111 No Name Available 03/01/1980

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
00372-0249 Screw Stem Shutoff Cock
1021A137 Screw Stem Shutoff Cock
15V5L Screw Stem Shutoff Cock
161294 Screw Stem Shutoff Cock
372-0249 Screw Stem Shutoff Cock
504-84 Screw Stem Shutoff Cock
504P84 Screw Stem Shutoff Cock
6161294 Screw Stem Shutoff Cock
70-4059 Screw Stem Shutoff Cock
72-5101 Screw Stem Shutoff Cock
9056977 Screw Stem Shutoff Cock

FAQs

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

What is the FSCG of the NSN 4820-00-595-3191?
The FSCG of the NSN 4820-00-595-3191 is 4820
Does the NSN 4820-00-595-3191 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-595-3191 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 4820-00-595-3191 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-595-3191 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 4820-00-595-3191 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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