556-7015842-6

View detailed technical data, stock status, and sourcing information for: 556-7015842-6
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-991-3342

Item Name Code

22113

Assigment Date

01/01/1962 (64 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

0.625 inches nominal overall height, 3.625 inches nominal body outside diameter, radial seating surface shape, 0.625 inches nominal seat radius, 2.125 inches nominal body inside diameter

Product Characteristics

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

Overall Height: 0.625 inches nominal
Body Outside Diameter: 3.625 inches nominal
Body Inside Diameter: 2.125 inches nominal
Seat Radius: 0.625 inches nominal
Seating Surface Shape: radial
Material: plastic overall
Style Designator: plain

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
255553PC4	Valve Seat
255669PC8	Valve Seat
2640-801X2PC8	Valve Seat
516-4775898 ITEM 9	Valve Seat
516-4775912 ITEM 23	Valve Seat
556-7015842-6	Valve Seat
75765-40X2PC6	Valve Seat
87791-6201 ITEM 23	Valve Seat
H791-6201-9	Valve Seat
SS845-2115251PC6	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-991-3342?

The FSCG of the NSN 4820-00-991-3342 is 4820

Does the NSN 4820-00-991-3342 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-991-3342 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 4820-00-991-3342 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-991-3342 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 4820-00-991-3342 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962