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911321 — RETAINER,ELECTRON TUBE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

911321: RETAINER,ELECTRON TUBE.

The RETAINER,ELECTRON TUBE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, overall_length: 0.810 INCHES NOMINAL IN, style_designator: FRUSTRUM OF CONE, large_end_diameter: 3.250 INCHES NOMINAL IN, small_end_diameter: 2.500 INCHES NOMINAL IN, mounting_facility_type_and_quantity: 2 TAB ALL MOUNTING FACILITIES. This part is cataloged in the U.S.

Government catalog under NSN 5960-00-402-6426, 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
911321
NSN: 5960-00-402-6426
NIINs: 004026426, 011168039
FSC: 5960 — Electron Tubes and Associated Hardware
CAGE: 81860 — HUTCHINSON AEROSPACE & INDUSTRY, INC. DBA BARRY WRIGHT CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
overall_length0.810 INCHES NOMINAL IN
style_designatorFRUSTRUM OF CONE
large_end_diameter3.250 INCHES NOMINAL IN
small_end_diameter2.500 INCHES NOMINAL IN
mounting_facility_type_and_quantity2 TAB ALL MOUNTING FACILITIES
material_document_and_classificationQQ-A-327,T6 FED SPEC SINGLE MATERIAL RESPONSE
distance_between_mounting_facility_centers3.380 INCHES NOMINAL ALL MOUNTING FACILITIES ALL CENTER GROUPINGS IN
NSN5960-00-402-6426
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINER,ELECTRON TUBE TITLE COMPONENT PN 911321 MFR RETAINER,ELECTRON TUBE
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 TAB ALL MOUNTING FACILITIES
•
LARGE END DIAMETER: 3.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FRUSTRUM OF CONE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-327,T6 FED SPEC SINGLE MATERIAL RESPONSE
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 3.380 INCHES NOMINAL ALL MOUNTING FACILITIES ALL CENTER GROUPINGS IN
•
SMALL END DIAMETER: 2.500 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY2 TAB ALL MOUNTING FACILITIES
LARGE END DIAMETER3.250 INCHES NOMINAL IN
STYLE DESIGNATORFRUSTRUM OF CONE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-327,T6 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.810 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS3.380 INCHES NOMINAL ALL MOUNTING FACILITIES ALL CENTER GROUPINGS IN
SMALL END DIAMETER2.500 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
84746Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 911321?
911321 is a RETAINER,ELECTRON TUBE.
What parts can replace 911321?
There is 1 known substitute for 911321: 84746. Substitute compatibility should be verified for your specific system.
What is the NSN for 911321?
911321 is cataloged in the U.S. Government catalog under NSN 5960-00-402-6426. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.