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81494 — COVER,ACCESS

✓ Government record, cited
Jumbo · MOTOR
PRODUCT OVERVIEW

81494: COVER,ACCESS.

Electro has made learning fun for decades with a mix of educational themes and clever electronics. A fun way to learn about shapes, colours, numbers and lots more!. Key specifications include material: PLASTIC PHENOLIC, hole_diameter: 0.438 INCHES NOMINAL IN, body_thickness: 0.125 INCHES NOMINAL IN, flange_thickness: 0.125 INCHES NOMINAL IN, outside_diameter: 6.000 INCHES NOMINAL IN, body_outside_radius: 0.188 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 6105-01-229-6537, 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
81494
NSN: 6105-01-229-6537
NIINs: 012296537, 013127141, 013269592
FSC: 6105 — Motors, Electrical
CAGE: 50380 — RELIANCE ELECTRIC (USA)
SPECIFICATIONS
materialPLASTIC PHENOLIC
hole_diameter0.438 INCHES NOMINAL IN
body_thickness0.125 INCHES NOMINAL IN
flange_thickness0.125 INCHES NOMINAL IN
outside_diameter6.000 INCHES NOMINAL IN
body_outside_radius0.188 INCHES NOMINAL IN
bolt_circle_diameter5.000 INCHES NOMINAL IN
inside_corner_radius0.062 INCHES NOMINAL IN
securing_device_typeSPECIAL
outside_corner_radius0.125 INCHES NOMINAL IN
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity6
NSN6105-01-229-6537
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 81494 · Jumbo ⚠ VERIFY BEFORE ORDERING NEMA frame size determines mounting bolt pattern — not interchangeable. 56C ≠ 143T bolt pattern. C-face vs foot-mount vs flange — different mounting, same HP doesn't mean drop-in ✓ BROKER TIP TEFC = outdoor/washdown OK. ODP = dry indoor only. TENV = no external fan, explosion-proof areas. 1750 RPM = 4-pole (most common), 3450 RPM = 2-pole, 1150 RPM = 6-pole PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 1
801639-021Reference 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 81494?
81494 is a COVER,ACCESS manufactured by Jumbo.
What parts can replace 81494?
There is 1 known substitute for 81494: 801639-021. Substitute compatibility should be verified for your specific system.
What is the NSN for 81494?
81494 is cataloged in the U.S. Government catalog under NSN 6105-01-229-6537. This indicates validated use in U.S. government and defense supply chains.
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