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Grayhill 53M1503803N Multi-Deck Rotary Switch

The Grayhill 53M15-03-8-03N is a robust multi-deck rotary switch designed for military and industrial applications. Qualified to MIL-DTL-3786/36, it boasts gold-plated contacts ensuring reliable performance with logic circuitry. Available in various deck and pole configurations, this switch provides flexibility for diverse control and switching needs. Its sealed construction (Style HS) offers protection against moisture and dust, making it suitable for harsh environments. The switch is marked to specification and offers a reliable solution for demanding applications.

Authorized Distributors
Source:Newark
Part No:53M15-03-8-03N
Stock:1
Inv Date:06-04-2026
Price: Unit price: $496.49
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Source:DigiKey
Part No:53M15-03-8-03N
Stock:0
Inv Date:06-04-2026
Price: Unit price: $345.986
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Source:DigiKey
Part No:53M15-03-8-03N
Stock:1
Inv Date:06-04-2026
Price: Unit price: $372.17
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Part No:53M15-03-8-03N
Stock:0
Inv Date:06-05-2026
Price: Unit price: $501.5
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Part No:53M15-03-8-03N
Stock:0
Inv Date:06-04-2026
Price: Unit price: $509.19
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Part No:53M15-03-8-03N
Stock:1
Inv Date:06-04-2026
Price: Unit price: $532.29
Buy/RFQ:
Part No:53M15-03-8-03N
Stock:1
Inv Date:06-04-2026
Price: Unit price: $532.29
Buy/RFQ:

Grayhill 53M1503803N Multi-Deck Rotary Switch Specifications:

  • Diameter: 1.125 inches (28.58 ± 0.25)
  • Current Capacity: 1/4 Amp
  • Military Qualification: MIL-DTL-3786/36
  • Contact System: Gold-plated
  • Style: M and HS (HS is sealed)
  • Shaft Seal: O-ring inside bushing (Style HS)
  • Panel Seal: O-ring at base of bushing (Style HS)
  • Mounting Hardware: Two nuts, lockwasher, and non-turn washer
  • Thread: 3/8-32 UNEF-2A
  • Decks (1): 0.916 (23.27)
  • Decks (2): 1.249 (31.72)
  • Decks (3): 1.582 (40.18)
  • Decks (4): 1.915 (48.64)
  • Decks (5): 2.248 (57.10)
  • Decks (6): 2.831 (71.91)
  • Max No. of Poles/Deck: 8 (Series 53), 4 (Series 57), 5 (Series 59)
  • Max No. Total Poles/Switch: 24 (Series 53), 16 (Series 57), 20 (Series 59)

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Frequently Asked Questions

Where can I buy Grayhill 53M1503803N?

You can click on the BUY or RFQ button to purchase 53M1503803N from an authorized Grayhill distributor.

How do I troubleshoot issues or seek technical support for part 53M1503803N?

You can download the 53M1503803N datasheet or visit the Grayhill website for support.

Who is the manufacturer of 53M1503803N?

Grayhill

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