20877-21 — ELECTRON TUBES,MATCHED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

20877-21: ELECTRON TUBES,MATCHED.

The ELECTRON TUBES,MATCHED is a the manufacturer industrial component. Key specifications include material: GLASS ENVELOPE, controlling_agency: HICKOK ELECTRICAL INSTRUMENT CO., identifying_number: 20877-21 DRAWING NO., tube_size_designation: 7733, matched_characteristic: AMPLIFICATION, manufacturer_classification: WIDE BAND PENTODE. This part is cataloged in the U.S.

Government catalog under NSN 5960-00-023-8976, 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

20877-21

NSN: 5960-00-023-8976
FSC: 5960 — Electron Tubes and Associated Hardware
CAGE: 28569 — HICKOK WAEKON LLC (USA)

SPECIFICATIONS

material	GLASS ENVELOPE
controlling_agency	HICKOK ELECTRICAL INSTRUMENT CO.
identifying_number	20877-21 DRAWING NO.
tube_size_designation	7733
matched_characteristic	AMPLIFICATION
individual_tube_quantity	2
manufacturer_classification	WIDE BAND PENTODE
NSN	5960-00-023-8976

COMPONENT DIAGRAM

KEY FEATURES

•

TUBE SIZE DESIGNATION: 7733

•

CONTROLLING AGENCY: HICKOK ELECTRICAL INSTRUMENT CO.

•

IDENTIFYING NUMBER: 20877-21 DRAWING NO.

•

INDIVIDUAL TUBE QUANTITY: 2

•

MANUFACTURER CLASSIFICATION: WIDE BAND PENTODE

•

MATCHED CHARACTERISTIC: AMPLIFICATION

•

MATERIAL: GLASS ENVELOPE

TECHNICAL CHARACTERISTICS

TUBE SIZE DESIGNATION	7733
CONTROLLING AGENCY	HICKOK ELECTRICAL INSTRUMENT CO.
IDENTIFYING NUMBER	20877-21 DRAWING NO.
INDIVIDUAL TUBE QUANTITY	2
MANUFACTURER CLASSIFICATION	WIDE BAND PENTODE
MATCHED CHARACTERISTIC	AMPLIFICATION
MATERIAL	GLASS ENVELOPE

SUBSTITUTES & CROSS-REFERENCES 1

12BY7ASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 20877-21?

20877-21 is a ELECTRON TUBES,MATCHED.

What parts can replace 20877-21?

There is 1 known substitute for 20877-21: 12BY7A. Substitute compatibility should be verified for your specific system.

What is the NSN for 20877-21?

20877-21 is cataloged in the U.S. Government catalog under NSN 5960-00-023-8976. This indicates validated use in U.S. government and defense supply chains.

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20877-21 — ELECTRON TUBES,MATCHED

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