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401979 — SLEEVE-RETAINER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

401979: SLEEVE-RETAINER.

The SLEEVE-RETAINER is a the manufacturer industrial component. Key specifications include fastener_length: 1.750 INCHES NOMINAL IN, end_item_identification: TL-1 CEKTL ENCLOSURE KIT, nominal_thread_diameter: 0.250 INCHES IN, thread_quantity_per_inch: 40, thread_series_designator: UNS, part_name_assigned_by_controlling_agency: BHCS 1/4-20X1-3/4. This part is cataloged in the U.S.

Government catalog under NSN 1650-00-522-6494, 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
401979
NSN: 1650-00-522-6494
NIINs: 005226494, 016212364
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
fastener_length1.750 INCHES NOMINAL IN
end_item_identificationTL-1 CEKTL ENCLOSURE KIT
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch40
thread_series_designatorUNS
part_name_assigned_by_controlling_agencyBHCS 1/4-20X1-3/4
NSN1650-00-522-6494
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SLEEVE-RETAINER TITLE COMPONENT PN 401979 MFR SLEEVE-RETAINER
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 0.860 IN. O/A LG,0.922 IN. MIN,0.923 IN. MAX OD IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION0.860 IN. O/A LG,0.922 IN. MIN,0.923 IN. MAX OD IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 401979?
401979 is a SLEEVE-RETAINER.
What is the NSN for 401979?
401979 is cataloged in the U.S. Government catalog under NSN 1650-00-522-6494. 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.