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Technical Data Sheet
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56705 — CUTTER,MILLING,METAL SLITTING

✓ Government record, cited
Tactic · BALL BEARING
PRODUCT OVERVIEW

56705: CUTTER,MILLING,METAL SLITTING.

Put together a big puzzle with big pieces! Can you count the animals among the flowers?. Key specifications include end_item_identification: GENERATOR SET, part_name_assigned_by_controlling_agency: SPEED SENSOR.

This part is cataloged in the U.S. Government catalog under NSN 3120-00-089-3024, 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
56705
NSN: 3120-00-089-3024
NIINs: 000893024, 004760463, 004888554, 015833966, 016911377
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 02121 — GOODRICH AEROSPACE CANADA LTD (CAN)
SPECIFICATIONS
end_item_identificationGENERATOR SET
part_name_assigned_by_controlling_agencySPEED SENSOR
NSN3120-00-089-3024
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 56705 · Tactic ⚠ 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 FINISH: 63.0 MICROINCHES RIGHT END SURFACE OF BODY
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH63.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPEROUND OUTSIDE LEFT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
CORNER SHAPEROUND OUTSIDE RIGHT CORNER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE LEFT END SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE DIAMETER SURFACE OF BODY
SUBSTITUTES & CROSS-REFERENCES 1
KJN70-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 56705?
56705 is a CUTTER,MILLING,METAL SLITTING manufactured by Tactic.
What parts can replace 56705?
There is 1 known substitute for 56705: KJN70-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 56705?
56705 is cataloged in the U.S. Government catalog under NSN 3120-00-089-3024. 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.