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639356 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

639356: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, body_width: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 1.280 INCHES MAXIMUM IN, corner_shape: SQUARE INSIDE RIGHT CORNER, flange_width: 0.0300 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-028-0864, 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
639356
NSN: 3120-01-028-0864
NIINs: 010280864, 015375496
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 17765 — THE BOEING COMPANY DIV COMMERCIAL (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
body_width0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length1.280 INCHES MAXIMUM IN
corner_shapeSQUARE INSIDE RIGHT CORNER
flange_width0.0300 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM IN
overall_length0.4900 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
special_featuresMADE FROM UNPROGRAMED MICROCIRCUIT 5962-8867005LA CAGE 67268
style_designatorSOLID, EXTERNAL FLANGE ONE END
features_providedELECTROSTATIC SENSITIVE AND PROGRAMMED
output_logic_formCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
inclosure_materialCERAMIC
NSN3120-01-028-0864
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 639356 · 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 INSIDE RIGHT CORNER
•
FLANGE OUTSIDE DIAMETER: 1.0000 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.5990 INCHES MINIMUM AND 0.6000 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
FLANGE OUTSIDE DIAMETER1.0000 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.5990 INCHES MINIMUM AND 0.6000 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE 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 639356?
639356 is a MICROCIRCUIT,DIGITAL.
What is the NSN for 639356?
639356 is cataloged in the U.S. Government catalog under NSN 3120-01-028-0864. 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.