GMU-28A/A

View detailed technical data, stock status, and sourcing information for: GMU-28A/A
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6680 Mechanical Motion Measuring Instruments, Liquid Level and Liquid and Gas Flow

National Stock Number

6680-00-937-0429

Item Name Code

03377

Assigment Date

10/28/1966 (59 years ago)

An indicator which indicates the amount of liquid contained in a tank, vessel, chamber, and like items.

ac current type, 2.000 inches nominal diameter, 115.0 volts nominal ac voltage rating, 400.0 hertz nominal frequency rating, 5.000 inches nominal length

Product Characteristics

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

Diameter: 2.000 inches nominal
Length: 5.000 inches nominal
Current Type: ac
Ac Voltage Rating: 115.0 volts nominal
Frequency Rating: 400.0 hertz nominal
Contact Quantity: 7
Contact Type: pin
Presentation Type: dial
Scale Range: +0.1 to 25.0 liters single indicator single scale
Individual Marking: liquid oxygen liters
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: 182-1-1000
Pointer Type: indicating single pointer
Illumination Color Generation Method: fluorescence
Part Name Assigned By Controlling Agency: indicator,liquid oxygen quantity
Phase: single
Special Features: cover glass coated with antireflection coating
Color: white marker overall
Supplementary Features: tech order 15x4-4-1-104

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
9A360HEA	Liquid Quantity Indicator
GMU-28A/A	Liquid Quantity Indicator

FAQs

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

What is the FSCG of the NSN 6680-00-937-0429?

The FSCG of the NSN 6680-00-937-0429 is 6680

Does the NSN 6680-00-937-0429 have a Schedule B code assigned?

Yes, the Schedule B code is 9026105000

Does NSN 6680-00-937-0429 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 6680-00-937-0429 contain precious materials?

Item does not contain precious metal.

Does NSN 6680-00-937-0429 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 6680-00-937-0429 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Oct 28, 1966