

Raised Manhole Hatches
Raised 15 x 23 20-Bolt Manhole
Sinooutput’s complete line of multi-bolt manholes serve as a great option for applications where frequent access to a compartment is not required. These manholes feature simple designs, utilize high strength steel and are available in different configurations and hardware combinations to meet your requirements.
- Models
- UMC-501 · UMC-501-5 · UMC-501-12 · UMC-501-5-HD · UMC-501-12-HD
- Part no.
- 02570-101A · 02570-102A · 02570-102B · 02570-103A · 02570-103B
- Material
- Steel (ASTM A36) · Painted Primer Grey
- Category
- Raised Manhole Hatches
Overview
Sinooutput’s complete line of multi-bolt manholes serve as a great option for applications where frequent access to a compartment is not required. These manholes feature simple designs, utilize high strength steel and are available in different configurations and hardware combinations to meet your requirements.
Specifications
| Model Number | Part Number | Description | Clear Opening In. (mm) | Weight Total Lbs (Kgs.) |
|---|---|---|---|---|
| UMC-501 | 02570-101A | Raised 15×23 20-Bolt Manhole w/ 2.5″ Coaming | 15 x 23 (380 x 584) | 85 (39) |
| UMC-501-5 | 02570-102A | Raised 15×23 20-Bolt Manhole w/ 5″ Coaming | 15 x 23 (380 x 584) | 103 (47) |
| UMC-501-12 | 02570-102B | Raised 15×23 20-Bolt Manhole w/ 12″ Coaming | 15 x 23 (380 x 584) | 153 (70) |
| UMC-501-5-HD | 02570-103A | Heavy Duty Raised 15×23 20-Bolt Manhole w’/ 5″ Coaming | 15 x 23 (380 x 584) | 144 (65) |
| UMC-501-12-HD | 02570-103B | Heavy Duty Raised 15×23 20-Bolt Manhole w/ 12″ Coaming | 15 x 23 (380 x 584) | 214 (97) |
Hardware
- Hex Head Bolt – Zinc Plated Steel
- Hex Nut – Stainless Steel
- Washer – Brass
- Gasket – Nitrile Rubber
Features
- Various hardware options available upon request.
- High-quality UV resistant BUNA-N Rubber gaskets ensure a water tight seal resistant to cracking and memory fatigue.
- Meets ABS (American Bureau of Shipping) requirements for design and materials.
Application
Raised Manholes are typically found along the gunnels of a barge as well as on the bow/ stern and on top of cargo compartments or tanks. They are used to access wing tanks, the rake compartment, cargo compartments/ tanks, etc. They can also be mounted vertically to bulkheads. Ideal for tank top covers, inspection access, clean outs and more.
Material
- Steel (ASTM A36)
- Painted Primer Grey
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