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7021-94-242-2132 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

7021-94-242-2132: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 642 OVERALL, flange_width: 0.0300 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM IN, overall_length: 0.2100 INCHES MINIMUM AND 0.2300 INCHES MAXIMUM IN, body_inside_diameter: 0.4275 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN, body_outside_diameter: 0.6257 INCHES MINIMUM AND 0.6266 INCHES MAXIMUM IN, flange_outside_diameter: 0.7500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-256-9769, 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
7021-94-242-2132
NSN: 3120-01-256-9769
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY 642 OVERALL
flange_width0.0300 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM IN
overall_length0.2100 INCHES MINIMUM AND 0.2300 INCHES MAXIMUM IN
body_inside_diameter0.4275 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
body_outside_diameter0.6257 INCHES MINIMUM AND 0.6266 INCHES MAXIMUM IN
flange_outside_diameter0.7500 INCHES NOMINAL IN
NSN3120-01-256-9769
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7021-94-242-2132 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLANGE OUTSIDE DIAMETER: 0.7500 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.6257 INCHES MINIMUM AND 0.6266 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.4275 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.0300 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 642 OVERALL
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER0.7500 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.6257 INCHES MINIMUM AND 0.6266 INCHES MAXIMUM IN
OVERALL LENGTH0.2100 INCHES MINIMUM AND 0.2300 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.4275 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
FLANGE WIDTH0.0300 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 642 OVERALL
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7021-94-242-2132?
7021-94-242-2132 is a BUSHING,SLEEVE.
What is the NSN for 7021-94-242-2132?
7021-94-242-2132 is cataloged in the U.S. Government catalog under NSN 3120-01-256-9769. 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.