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A21179 — BEARING,SLEEVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A21179: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include flange_width: 0.8000 INCHES NOMINAL IN, overall_length: 0.8000 INCHES NOMINAL IN, special_features: MATERIAL IS STEATITE (SOAPSTONE), style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 0.3850 INCHES NOMINAL IN, body_outside_diameter: 0.6560 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 6640-00-765-4685, 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
A21179
NSN: 6640-00-765-4685
NIINs: 007654685, 015740319
FSC: 6640 — Laboratory Equipment and Supplies
CAGE: 58455 — SUPERIOR AIR PRODUCTS CO (USA)
SPECIFICATIONS
flange_width0.8000 INCHES NOMINAL IN
overall_length0.8000 INCHES NOMINAL IN
special_featuresMATERIAL IS STEATITE (SOAPSTONE)
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.3850 INCHES NOMINAL IN
body_outside_diameter0.6560 INCHES NOMINAL IN
end_item_identificationRESISTOR ASSY 1; RESISTOR ASSY; DBLWIDEMF MOBILE MAINT FACILITY, DOUBLE WIDE; MFTURNKEYA MOBILE MAINT FACILITY, TURNKEY A; SOMFA MOBILE MAINT FACILITY,SIDE OPENING A
flange_outside_diameter1.1250 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyINAVY AND DRAWING: SUPPORT ROD BUSHING
NSN6640-00-765-4685
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BEARING,SLEEVE TITLE COMPONENT PN A21179 MFR BEARING,SLEEVE
KEY FEATURES
•
SIDE CONNECTION TYPE: ELASTIC TUBING
•
MOUTH TYPE: SMOOTH
•
CLOSURE SIZE FOR WHICH DESIGNED: NO. 3 STD RUBBER STOPPER
•
CAPACITY RATING: 250.0 MILLILITERS
•
MATERIAL: GLASS
TECHNICAL CHARACTERISTICS
SIDE CONNECTION TYPEELASTIC TUBING
MOUTH TYPESMOOTH
CLOSURE SIZE FOR WHICH DESIGNEDNO. 3 STD RUBBER STOPPER
CAPACITY RATING250.0 MILLILITERS
MATERIALGLASS
SUBSTITUTES & CROSS-REFERENCES 1
02-972BReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A21179?
A21179 is a BEARING,SLEEVE.
What parts can replace A21179?
There is 1 known substitute for A21179: 02-972B. Substitute compatibility should be verified for your specific system.
What is the NSN for A21179?
A21179 is cataloged in the U.S. Government catalog under NSN 6640-00-765-4685. 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.