255721 PIECE 28L1

View detailed technical data, stock status, and sourcing information for: 255721 PIECE 28L1
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-938-8530

Item Name Code

77777

Assigment Date

03/25/1967 (59 years ago)

A device primarily designed to control the supply circuit(s) of a motor in order to accelerate the motor from rest to normal speed. Includes manual starters with overload protection and manual, automatic or semiautomatic starters consisting of combinations of items such as relays, resistors, switches, circuit breakers, and the like. Excludes:relay-switch; circuit breaker; switch (as modified) and relay (as modified). For devices, which in addition to starting and stopping, reverse, select and/or regulate the speed of a motor, see controller (as modified).

quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items reference number differentiating characteristics, zzzy criticality code justification

Product Characteristics

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

Criticality Code Justification: zzzy
Reference Number Differentiating Characteristics: quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

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
255721 PIECE 28	Valve Stem
255721 PIECE 28L1	Valve Stem
2640-405X3PC28L1	Valve Stem
2640-405X4PC28	Valve Stem
2640-405X4PC28L1	Valve Stem
SS845-2050967PC28	Valve Stem
SS845-2050967PC28L1	Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-00-938-8530?

The FSCG of the NSN 4820-00-938-8530 is 4820

Does the NSN 4820-00-938-8530 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-938-8530 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 4820-00-938-8530 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-938-8530 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 4820-00-938-8530 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Sat, Mar 25, 1967