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4M4644 — CABLE ASSEMBLY,SPECIAL PURPOSE,E

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

4M4644: CABLE ASSEMBLY,SPECIAL PURPOSE,E.

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: STEEL OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.1250 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN, special_features: PLATING OPTIONAL ON BORE, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-420-5755, 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
4M4644
NSN: 3120-00-420-5755
NIINs: 004205755, 011780675
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.1250 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
special_featuresPLATING OPTIONAL ON BORE
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
surface_treatmentCADMIUM OVERALL
body_inside_diameter0.2495 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM IN
body_outside_diameter0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN3120-00-420-5755
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4M4644 · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
BODY OUTSIDE DIAMETER: 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 0.2495 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
BODY OUTSIDE DIAMETER0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.1250 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.2495 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM IN
SPECIAL FEATURESPLATING OPTIONAL ON BORE
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
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 4M4644?
4M4644 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What is the NSN for 4M4644?
4M4644 is cataloged in the U.S. Government catalog under NSN 3120-00-420-5755. This indicates validated use in U.S. government and defense supply chains.
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