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331901 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

331901: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include bore_diameter: 0.8205 INCHES MINIMUM AND 0.8210 INCHES MAXIMUM IN, special_features: ITEM IS USED ON A PUMP UNIT ON THE KC135 ACFT, surface_treatment: ANODIZE HOUSING, mounting_hole_type: ROUND, UNTHREADED, mounting_hole_diameter: 0.2170 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN, surface_treatment_document_and_classification: MIL-A-8625,TYPE 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HOUSING. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-307-9037, 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
331901
NSN: 3130-01-307-9037
NIINs: 013079037, 013480461
FSC: 3130 — Bearings, Mounted
CAGE: 58163 — MEGGITT (NORTH HOLLYWOOD), INC. DBA MEGGITT CONTROL SYSTEMS DIV MEGGITT DEFENSE SYSTEMS, INC. (USA)
SPECIFICATIONS
bore_diameter0.8205 INCHES MINIMUM AND 0.8210 INCHES MAXIMUM IN
special_featuresITEM IS USED ON A PUMP UNIT ON THE KC135 ACFT
surface_treatmentANODIZE HOUSING
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.2170 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN
surface_treatment_document_and_classificationMIL-A-8625,TYPE 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HOUSING
NSN3130-01-307-9037
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 331901 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HOUSING
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
MOUNTING HOLE DIAMETER: 0.2170 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ANODIZE HOUSING
•
BORE DIAMETER: 0.8205 INCHES MINIMUM AND 0.8210 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HOUSING
MOUNTING HOLE TYPEROUND, UNTHREADED
MOUNTING HOLE DIAMETER0.2170 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN
SPECIAL FEATURESITEM IS USED ON A PUMP UNIT ON THE KC135 ACFT
SURFACE TREATMENTANODIZE HOUSING
BORE DIAMETER0.8205 INCHES MINIMUM AND 0.8210 INCHES MAXIMUM IN
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 331901?
331901 is a BEARING,SLEEVE.
What is the NSN for 331901?
331901 is cataloged in the U.S. Government catalog under NSN 3130-01-307-9037. This indicates validated use in U.S. government and defense supply chains.
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