6620-00-556-1976

Find complete technical information, availability, and procurement data for: 6620-00-556-1976
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-00-556-1976

Item Name Code

08260

Assigment Date

01/01/1963 (63 years ago)

5.000 inches nominal length, 3 contact quantity, ac current type, kc-135e, b52 and c-130 acft end item identification, 2.000 inches nominal diameter

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
Contact Quantity: 3
End Item Identification: kc-135e, b52 and c-130 acft
Contact Type: pin
Presentation Type: dial
Scale Range: +0.1 to 110.0 percent revolutions per minute single indicator single scale
Individual Marking: percent rpm
Electrical Connection Quantity: 1
Electrical Connection Identifying Number: ms33678-10sl-3p
Pointer Type: indicating single pointer
Part Name Assigned By Controlling Agency: percent rpm electric tachometer indicator
Special Features: indicator includes subdial scale with range 0 to 10% rpm; the major scale has range 0 to 100% rpm; total scale range of indicator 0 to 110% rpm; hermetically sealed case per ms33639; tach designed for use with a two pole tach generator conforming to mil-g-9398;weight approximately 1 lb; dial is screened with 100 percent at 9 o'clock; dull black background per fed-std-595
Supplementary Features: tech orders 1c-135(k)-4 fig 584 and 5e6-2-23-4

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
1559C4-06	Electrical Tachometer Indicator

FAQs

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

What is the FSCG of the NSN 6620-00-556-1976?

The FSCG of the NSN 6620-00-556-1976 is 6620

Does the NSN 6620-00-556-1976 have a Schedule B code assigned?

Yes, the Schedule B code is 9029900000

Does NSN 6620-00-556-1976 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 6620-00-556-1976 contain precious materials?

Item does not contain precious metal.

Does NSN 6620-00-556-1976 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 6620-00-556-1976 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963