309A — ELECTRON TUBE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

309A: ELECTRON TUBE.

The ELECTRON TUBE is a the manufacturer industrial component. Key specifications include width: 9.000 INCHES NOMINAL IN, length: 9.000 INCHES NOMINAL IN, material: STEEL OVERALL, nut_style: CASTELLATED, HEXAGON, tube_type: PENTODE, nut_height: 0.328 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5960-00-188-3588, 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

309A

NSN: 5960-00-188-3588
NIINs: 001883588, 002084777, 012146083, 014603232, 016925025
FSC: 5960 — Electron Tubes and Associated Hardware
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

width	9.000 INCHES NOMINAL IN
length	9.000 INCHES NOMINAL IN
material	STEEL OVERALL
nut_style	CASTELLATED, HEXAGON
tube_type	PENTODE
nut_height	0.328 INCHES NOMINAL IN
cloth_weight	5.000 OUNCES PER SQUARE YARD NOMINAL OZ
thread_class	3B
thread_series	UNF
treatment_type	ABSORPTION
special_features	BLACK; FOR RE20, RE27N/D AND RE320 MICROPHONES
style_designator	IRREGULAR
NSN	5960-00-188-3588

COMPONENT DIAGRAM

KEY FEATURES

•

TUBE TYPE: PENTODE

•

NONDEFINITIVE SPEC/STD DATA: 309A TYPE A

TECHNICAL CHARACTERISTICS

TUBE TYPE	PENTODE
NONDEFINITIVE SPEC/STD DATA	309A TYPE A
SPECIAL FEATURES	ENVELOPE MATERIAL: GLASS

SUBSTITUTES & CROSS-REFERENCES 1

MILE1-452Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 309A?

309A is a ELECTRON TUBE.

What parts can replace 309A?

There is 1 known substitute for 309A: MILE1-452. Substitute compatibility should be verified for your specific system.

What is the NSN for 309A?

309A is cataloged in the U.S. Government catalog under NSN 5960-00-188-3588. This indicates validated use in U.S. government and defense supply chains.

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309A — ELECTRON TUBE

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