4820-01-056-5341

Find complete technical information, availability, and procurement data for: 4820-01-056-5341
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-056-5341

Item Name Code

05488

Assigment Date

02/25/1978 (48 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

2a 2nd end thread class, goes on the howitzer,towed,med,155m,m198 end item identification, right-hand 2nd end thread direction, plain (pipe) 1st end connection style, right-hand 1st end thread direction

Product Characteristics

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

Thread Class: 2a 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
End Item Identification: goes on the howitzer,towed,med,155m,m198
Connection Style: plain (pipe) 1st end
Connection Style: plain (pipe) 2nd end
Valve Operation Method: manual
Connection Type: threaded external pipe 1st end
Connection Type: threaded external pipe 2nd end
Thread Quantity Per Inch: 32 2nd end
Nominal Thread Size: 0.125 inches 1st end
Nominal Thread Size: 0.302 inches 2nd end
Material: steel overall
Style Designator: straight thru note: to be used for valve bodies of separable sections.
Thread Series Designator: npt 1st end
Thread Series Designator: uns 2nd end

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
12008915	Safety Relief Valve
4820010565341	Safety Relief Valve
645-1 W/230H VALVE CORE	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-056-5341?

The FSCG of the NSN 4820-01-056-5341 is 4820

Does the NSN 4820-01-056-5341 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-056-5341 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 4820-01-056-5341 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-056-5341 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 4820-01-056-5341 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Feb 25, 1978