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8640-1 — RELAY,SOLID STATE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

8640-1: RELAY,SOLID STATE.

The RELAY,SOLID STATE is a the manufacturer solid-state storage device designed for enterprise environments demanding consistent performance and data integrity. Key specifications include material: COPPER ALLOY 606 OR COPPER ALLOY 614 OR COPPER ALLOY 630 OR COPPER ALLOY 642 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.1260 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN, surface_finish: 32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY, style_designator: SPLIT, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.1560 INCHES MINIMUM AND 0.1580 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-059-5440, 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
8640-1
NSN: 3120-01-059-5440
NIINs: 010595440, 011195402
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 81982 — HYDRO-AIRE AEROSPACE CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY 606 OR COPPER ALLOY 614 OR COPPER ALLOY 630 OR COPPER ALLOY 642 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.1260 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
style_designatorSPLIT, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.1560 INCHES MINIMUM AND 0.1580 INCHES MAXIMUM IN
body_outside_diameter0.2450 INCHES MINIMUM AND 0.2470 INCHES MAXIMUM IN
material_document_and_classificationQQ-C-465 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN3120-01-059-5440
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 8640-1 · 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: 63.0 MICROINCHES RIGHT END SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.2450 INCHES MINIMUM AND 0.2470 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPLIT, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-465 FED SPEC ALL MATERIAL RESPONSES OVERALL
TYPICAL APPLICATIONS
  • Enterprise storage arrays and SANs
  • Direct-attached storage (DAS) expansion
  • Database tier storage (OLTP, OLAP)
  • Virtual machine datastore expansion
  • Backup-to-disk and disaster recovery targets
  • Content delivery and media streaming storage
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH63.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.2450 INCHES MINIMUM AND 0.2470 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-465 FED SPEC ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH0.1260 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.1560 INCHES MINIMUM AND 0.1580 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8640-1?
8640-1 is a RELAY,SOLID STATE.
What is the NSN for 8640-1?
8640-1 is cataloged in the U.S. Government catalog under NSN 3120-01-059-5440. This indicates validated use in U.S. government and defense supply chains.
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