2B1APR0TECT0RUNIT — PROTECTOR,TELEPHONE

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

2B1APR0TECT0RUNIT: PROTECTOR,TELEPHONE.

The PROTECTOR,TELEPHONE is a the manufacturer industrial component. Key specifications include usage_design: OUTDOOR, overall_length: 1.125 INCHES NOMINAL IN, overall_diameter: 0.562 INCHES NOMINAL IN, special_features: PROVIDES 500 VOLTS PROTECTION, enclosure_feature: BOX WITH SLIP-OVER COVER, protective_component_name: INCOMING CABLE. This part is cataloged in the U.S.

Government catalog under NSN 5920-00-162-8772, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

MRO→ MRO_GENERAL→ 2B1APR0TECT0RUNIT

NSN: 5920-00-162-8772
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)

SPECIFICATIONS

usage_design	OUTDOOR
wire_quantity	1
overall_length	1.125 INCHES NOMINAL IN
overall_diameter	0.562 INCHES NOMINAL IN
special_features	PROVIDES 500 VOLTS PROTECTION
enclosure_feature	BOX WITH SLIP-OVER COVER
protective_component_name	INCOMING CABLE
accessory_controlling_agency	WESTERN ELECTRIC CO.
accessory_identifying_number	2B2A TYPE NO.
protective_component_quantity	2
NSN	5920-00-162-8772

COMPONENT DIAGRAM

KEY FEATURES

•

USAGE DESIGN: OUTDOOR

•

WIRE QUANTITY: 1

•

PROTECTIVE COMPONENT QUANTITY: 2

•

ACCESSORY IDENTIFYING NUMBER: 2B2A TYPE NO.

•

OVERALL DIAMETER: 0.562 INCHES NOMINAL IN

•

ACCESSORY CONTROLLING AGENCY: WESTERN ELECTRIC CO.

TECHNICAL CHARACTERISTICS

USAGE DESIGN	OUTDOOR
WIRE QUANTITY	1
PROTECTIVE COMPONENT QUANTITY	2
ACCESSORY IDENTIFYING NUMBER	2B2A TYPE NO.
OVERALL DIAMETER	0.562 INCHES NOMINAL IN
OVERALL LENGTH	1.125 INCHES NOMINAL IN
ACCESSORY CONTROLLING AGENCY	WESTERN ELECTRIC CO.
SPECIAL FEATURES	PROVIDES 500 VOLTS PROTECTION
ENCLOSURE FEATURE	BOX WITH SLIP-OVER COVER
PROTECTIVE COMPONENT NAME	INCOMING CABLE

OTHER ITEMS IN FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5920-00-001-3111 5920-00-001-3260 5920-00-001-3261 5920-00-001-3262 5920-00-001-3263 5920-00-001-3264 5920-00-001-3296 5920-00-001-3840

SUBSTITUTES & CROSS-REFERENCES 2

2B2A-500VReference document

Same NSN cross-reference

Reference document — Design control — primary reference

2B1APR0TECT0RUN1Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 2B1APR0TECT0RUNIT?

2B1APR0TECT0RUNIT is a PROTECTOR,TELEPHONE. It is classified as a MRO (MRO_GENERAL).

What parts can replace 2B1APR0TECT0RUNIT?

There are 2 known substitutes for 2B1APR0TECT0RUNIT: 2B2A-500V, 2B1APR0TECT0RUN1. Substitute compatibility should be verified for your specific system.

What is the NSN for 2B1APR0TECT0RUNIT?

2B1APR0TECT0RUNIT is cataloged in the U.S. Government catalog under NSN 5920-00-162-8772. This indicates validated use in U.S. government and defense supply chains.

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