5920-21-881-2511
Telephone Protector
5920218812511 218812511 503B2
An item specifically designed to protect the phone circuits against high potentials, such as lightning and/or abnormal electrical currents. It may include an inclosure, but does not always include the protective components such as protector blocks, heat coils, and/or fuses. Excludes items which may be used in other than telephone circuits. See also ARRESTER, LIGHTNING and FUSEHOLDER. View more Telephone Protector
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Managed by Canada
NSN Created on 15 May 1979
Data Last Changed
January 2023
January 2023
NATO Update Count
1
1
NATO Data Quality

Marketplace 5920-21-881-2511
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JavaScript in your web browser . 2530-66-094-5418Nondriving Vehicular Axle2530660945418 660945418 503B2
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Restrictions 5920-21-881-2511
End Users 5920-21-881-2511
- Canada (ZC)
Approved Sources 5920-21-881-2511
- Part Number
- Manufacturer
- Status
- 503B2
- Manufacturer
- 22358 - Corning Cable Systems Llc Cac (Active)
- Primary Buy
- Primary Buy
- 503B2
- 62143 - Northern Telecom Inc Telecom (Obsolete)
- Primary Buy
- Primary Buy
- 503B2
- 71688 - Northern Telecom Inc (Replaced)
- NATO Reference
- NATO Reference
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