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48928 — BUSHING,SLEEVE

✓ Government record, cited
Hama · BALL BEARING
PRODUCT OVERVIEW

48928: BUSHING,SLEEVE.

- Modem connection cable - Fully pinned, therefore prepared for 56K modems - E. g. for US Robotics, Diamond Supra Express 56 e, etc.

- of course also for all other analogue modems with equal input This part is cataloged in the U.S. Government catalog under NSN 3120-00-580-4821, 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
48928
NSN: 3120-00-580-4821
NIINs: 005804821, 006400612
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 93712 — ALLIANT DEFENSE ELECTRONICS SYSTEMS INC DBA LUNDY TECHNICAL CENTER (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE INSIDE LEFT CORNER
flange_width0.0540 INCHES NOMINAL IN
overall_length0.6140 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
surface_treatmentCADMIUM OVERALL
body_inside_diameter0.1875 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
body_outside_diameter0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
flange_outside_diameter0.4976 INCHES MINIMUM AND 0.4986 INCHES MAXIMUM IN
surface_treatment_document_and_classificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN3120-00-580-4821
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 48928 · Hama ⚠ 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 INSIDE RIGHT CORNER
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
FLANGE OUTSIDE DIAMETER: 0.4976 INCHES MINIMUM AND 0.4986 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
FLANGE OUTSIDE DIAMETER0.4976 INCHES MINIMUM AND 0.4986 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
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 48928?
48928 is a BUSHING,SLEEVE manufactured by Hama.
What is the NSN for 48928?
48928 is cataloged in the U.S. Government catalog under NSN 3120-00-580-4821. This indicates validated use in U.S. government and defense supply chains.
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