BL20578 — RETAINER,ELECTRON TUBE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

BL20578: RETAINER,ELECTRON TUBE.

The RETAINER,ELECTRON TUBE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 2.125 INCHES NOMINAL IN, overall_height: 4.375 INCHES NOMINAL IN, overall_length: 2.625 INCHES NOMINAL IN, style_designator: SPRING LOCK DUAL PILLAR HOLD DOWN, mounting_facility_type_and_quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY. This part is cataloged in the U.S.

Government catalog under NSN 5960-00-264-3016, 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

BL20578

NSN: 5960-00-264-3016
FSC: 5960 — Electron Tubes and Associated Hardware
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL
overall_width	2.125 INCHES NOMINAL IN
overall_height	4.375 INCHES NOMINAL IN
overall_length	2.625 INCHES NOMINAL IN
style_designator	SPRING LOCK DUAL PILLAR HOLD DOWN
mounting_facility_type_and_quantity	2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
accommodated_item_securing_device_type	SPRING CLIP
eia_electron_tube_envelope_accommodated	T12
distance_between_mounting_facility_centers	2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
NSN	5960-00-264-3016

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY

•

EIA ELECTRON TUBE ENVELOPE ACCOMMODATED: T12

•

STYLE DESIGNATOR: SPRING LOCK DUAL PILLAR HOLD DOWN

•

ACCOMMODATED ITEM SECURING DEVICE TYPE: SPRING CLIP

•

DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
OVERALL HEIGHT	4.375 INCHES NOMINAL IN
EIA ELECTRON TUBE ENVELOPE ACCOMMODATED	T12
STYLE DESIGNATOR	SPRING LOCK DUAL PILLAR HOLD DOWN
OVERALL LENGTH	2.625 INCHES NOMINAL IN
ACCOMMODATED ITEM SECURING DEVICE TYPE	SPRING CLIP
OVERALL WIDTH	2.125 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS	2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MATERIAL	STEEL

OTHER ITEMS IN FSC 5960 — Electron Tubes and Associated Hardware

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

5960-00-001-1620 5960-00-001-1632 5960-00-001-2995 5960-00-001-2997 5960-00-001-3039 5960-00-001-3099 5960-00-001-4686 5960-00-001-7279

SUBSTITUTES & CROSS-REFERENCES 1

D152617Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is BL20578?

BL20578 is a RETAINER,ELECTRON TUBE.

What parts can replace BL20578?

There is 1 known substitute for BL20578: D152617. Substitute compatibility should be verified for your specific system.

What is the NSN for BL20578?

BL20578 is cataloged in the U.S. Government catalog under NSN 5960-00-264-3016. This indicates validated use in U.S. government and defense supply chains.

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BL20578 — RETAINER,ELECTRON TUBE

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