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20J909PC240 — REEL,MAGNETIC RECORDING TAPE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

20J909PC240: REEL,MAGNETIC RECORDING TAPE.

The REEL,MAGNETIC RECORDING TAPE is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.3075 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.3770 INCHES MINIMUM AND 0.3775 INCHES MAXIMUM IN, body_outside_diameter: 0.5005 INCHES MINIMUM AND 0.5015 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-293-9980, 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
20J909PC240
NSN: 3120-00-293-9980
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 90099 — NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.3075 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.3770 INCHES MINIMUM AND 0.3775 INCHES MAXIMUM IN
body_outside_diameter0.5005 INCHES MINIMUM AND 0.5015 INCHES MAXIMUM IN
nondefinitive_spec/std_data1 TYPE AND A COMPOSITION
material_document_and_classificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-293-9980
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 20J909PC240 · 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
•
BODY OUTSIDE DIAMETER: 0.5005 INCHES MINIMUM AND 0.5015 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.3770 INCHES MINIMUM AND 0.3775 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND A COMPOSITION
•
MATERIAL: COPPER ALLOY OVERALL
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.5005 INCHES MINIMUM AND 0.5015 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.3075 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.3770 INCHES MINIMUM AND 0.3775 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND A COMPOSITION
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES 2
1110231Reference document
Same NSN cross-reference
Reference document — Secondary reference
MILB5687Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20J909PC240?
20J909PC240 is a REEL,MAGNETIC RECORDING TAPE.
What parts can replace 20J909PC240?
There are 2 known substitutes for 20J909PC240: 1110231, MILB5687. Substitute compatibility should be verified for your specific system.
What is the NSN for 20J909PC240?
20J909PC240 is cataloged in the U.S. Government catalog under NSN 3120-00-293-9980. This indicates validated use in U.S. government and defense supply chains.
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