Hazardous Location & Naval Brakes
Dings | NEMA 7 & 9 Hazardous Location | Naval Service Duty
Dings Hazardous Location & Naval Brakes
Brakes for classified areas and naval service
Dings builds hazardous location brakes for NEMA 7 and 9 (Division 1) environments, and naval service duty brakes painted to MIL-E-917, including non-magnetic versions.
✔ 60 Series hazardous location: 1.5 to 15 lb-ft
✔ 70 Series hazardous location: 10 to 75 lb-ft
✔ 70 and 80 Series naval service duty: 3 to 180 lb-ft
✔ Ductile iron or non-magnetic cast aluminum naval enclosures
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Tell us the area classification (Class, Division and Group) when you request a quote, and we will confirm the right brake and certification.
Brake Styles
Every standard Hazardous & Naval brake style, with its torque range, motor frames, enclosure and manual. Specifications are from Dings published data.
| Brake style | Torque | Motor frames | Enclosure | Manual | |
|---|---|---|---|---|---|
![]() | 80 Series End Mount Naval Service Duty, Non-Magnetic Base models: 81025-51, 81035-51, 82050-51, 83075-51, 83090-51, 84135-51, 85180-51 | 25 to 180 lb-ft | 284TC/UC and 286TC/UC | Naval (NEMA 4X, MIL-E-917) | Ask us |
![]() | 80 Series End Mount Naval Service Duty Base models: 81025-27, 81035-27, 82050-27, 83075-27, 83090-27, 84135-27, 85180-27 | 25 to 180 lb-ft | 284TC/UC and 286TC/UC | Naval (NEMA 4X, MIL-E-917) | Ask us |
![]() | 60 Series End Mount Hazardous Location Base models: F8-61001-66B, F8-61003-66B, F8-62006-66B, F8-63010-66B, F8-63015-66B | 1.5 to 15 lb-ft | 56C, 143TC, 145TC | Hazardous location (NEMA 7 & 9) | BK4614 |
![]() | 70 Series End Mount Naval Service Duty Base models: 71003-42, 71010-42, 71015-42, 72025-42, 72035-42, 73050-42, 74075-42 | 3 to 75 lb-ft | 182TC through 256TC | Naval (NEMA 4X, MIL-E-917) | Ask us |
![]() | 70 Series End Mount Naval Service Duty, Non-Magnetic Base models: 71003-85, 71010-85, 71015-85, 72025-85, 72035-85, 73050-85, 74075-85 | 3 to 75 lb-ft | 182TC through 256TC | Naval (NEMA 4X, MIL-E-917) | Ask us |
![]() | 70 Series End Mount Hazardous Location Base models: FR71010-9, FR71015-9, FR72025-9, FR73035-9, FR74050-9, FR75075-9 | 10 to 75 lb-ft | 182TC through 256TC | Hazardous location (NEMA 7 & 9) | BK4606 |
Specifications & Options
| Torque range | 1.5 to 180 lb-ft |
|---|---|
| Reaction time | 20-25 milliseconds; 15-20 milliseconds (release and set) |
| Maximum speed | 2400 rpm; 3600 rpm |
| Thermal capacity | 6 HPS/Min |
| C-face register | 10.50 in. AK / 9.00 in. AJ; 4.50 in. AK / 5.88 in. AJ; 8.50 in. AK / 7.25 in. AJ |
| Coils | Single or three phase AC; Single phase AC |
| Enclosures | Naval (NEMA 4X, MIL-E-917), Hazardous location (NEMA 7 & 9) |
Design features
Direct acting design with no linkages to break Torque adjustable for specific applications Manual release with automatic reset Thermal switch to turn motor off before release mechanism trips Splined hub Spring set, electrically released
Available options
Adapter to Next larger Frame Size · Reverse Adapter · Foot Mounting Bracket · Heavy Duty Friction Disc(s) · Internal Space Heater · Vertical Over Motor Mounting · Vertical Under Motor Mounting · Microswitch Warning
Special voltages, hub bores and torques are available. Ask us.
Rebuilds & Replacement
Gordon Russell is an authorized Dings distributor and rebuilds Dings brakes in our shop: friction discs, coils, springs, seals and hubs, tested before they go back out. Send us the model number from the nameplate, or the motor HP, RPM, frame and voltage, and we will quote a rebuild or a new brake. We can also match a Dings brake to replace other makes.
Brake Selector
Filter all 78 Dings brake styles by torque, NEMA frame, enclosure and mounting.
Open the Brake Selector →Dings brakes: All Electric Motor Brakes | 40 & 50 Series | 60 Series | 70 Series | 80 & 90 Series | Double C-Face | Hazardous & Naval | Brake Selector
FAQ
They are built for NEMA 7 and 9 Division 1 hazardous locations. Confirm your Class and Group with us and we will match the brake.
A naval service duty brake with a cast aluminum enclosure instead of ductile iron, for applications that call for a non-magnetic brake.
Rebuilds of certified hazardous location equipment have special requirements. Contact us before any work so the certification is maintained.
Rating and compliance documents come from Dings with the brake. Tell us what your site requires when you request a quote.
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