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163937 — WIRING HARNESS

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

163937: WIRING HARNESS.

The WIRING HARNESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, corner_shape: ROUND LEFT FLANGE BODY CORNER, flange_width: 0.1240 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN, hole_diameter: 0.3440 INCHES NOMINAL FIRST IN, overall_length: 0.8430 INCHES MINIMUM AND 0.8450 INCHES MAXIMUM IN, surface_finish: 200.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-662-3708, 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
163937
NSN: 3120-00-662-3708
NIINs: 006623708, 013090123
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
corner_shapeROUND LEFT FLANGE BODY CORNER
flange_width0.1240 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN
hole_diameter0.3440 INCHES NOMINAL FIRST IN
overall_length0.8430 INCHES MINIMUM AND 0.8450 INCHES MAXIMUM IN
surface_finish200.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
style_designatorSOLID, EXTERNAL FLANGE ONE END
termination_typeTERMINAL LUG SECOND END FIRST CONDUCTOR
surface_treatmentCADMIUM OVERALL
body_inside_diameter1.2505 INCHES MINIMUM AND 1.2510 INCHES MAXIMUM IN
body_outside_diameter1.5110 INCHES MINIMUM AND 1.5120 INCHES MAXIMUM IN
flange_outside_diameter1.7400 INCHES MINIMUM AND 1.7600 INCHES MAXIMUM IN
NSN3120-00-662-3708
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 163937 · 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 FINISH: 200.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
TECHNICAL CHARACTERISTICS
SURFACE FINISH200.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
SURFACE FINISH200.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH200.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH200.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE FINISH130.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH67.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
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 163937?
163937 is a WIRING HARNESS.
What is the NSN for 163937?
163937 is cataloged in the U.S. Government catalog under NSN 3120-00-662-3708. 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.