| ACCESSORIES - Hatch covers | |
Nylon inspection hatch covers in black, grey or white.
We have three different designs, A.137 and A.237 are non 'O' ring original design with exposed fixings, the A.337, A.537 and A.637 require a rubber 'O' ring and the more rigid A.737 and A.837 feature a fully threaded cover with integral seal.
Available in various sizes - please click on the picture to see the sizes and other relevent data. |
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| Part No. | Description | Fixing Hole size (mm) | Cut out size (mm) | Opening size (mm) | 'O' ring required | Weight (g) |
| A.137 | Grey hatch cover (non 'O' ring) | 3 | 109 | 99 | - | 42 |
| A.137W | White hatch cover (non 'O' ring) | 3 | 109 | 99 | - | 42 |
| A.237 | Grey hatch cover (non 'O' ring) | 3 | 159 | 144 | - | 117 |
| A.237W | White hatch cover (non 'O' ring) | 3 | 159 | 144 | - | 117 |
| A.337 | Small grey 'O' ring seal hatch cover | 3 | 110 | 100 | A.338 | 62 |
| A.337-BAG | Small grey cover and rim with hatch bag | 3 | 110 | 100 | A.338 | - |
| A.337W | Small white 'O' ring seal hatch cover | 3 | 110 | 100 | A.337 | 62 |
| A.337W-BAG | Small white cover and rim with hatch bag | 3 | 110 | 100 | A.338 | - |
| A.537 | Med. grey ring seal hatch cover | 3 | 157 | 145 | A.538 | 111 |
| A.537-BAG | Large grey cover and rim with hatch bag | 3 | 157 | 145 | A.538 | - |
| A.537W | Med. white 'O' ring seal hatch cover | 3 | 157 | 145 | A.538 | 111 |
| A.537W-BAG | Large white cover with rim and hatch bag | 3 | 157 | 145 | A.538 | - |
| A.637 | Large grey 'O' ring seal hatch cover | 3 | 241 | 223 | A.638 | 266 |
| A.637W | Large white 'O' ring seal hatch cover | 3 | 241 | 223 | A.638 | 266 |
| A.737 | Small black hatch cover rigid with integral seal | 4 | 108 | 100 | - | 84 |
| A.737W | Small white hatch cover ridgid with integral seal | 4 | 108 | 100 | - | 84 |
| A.837 | Medium black hatch cover rigid with integral seal | 4 | 138 | 130 | - | 117 |
| A.837W | Medium white hatch cover rigid with integral seal | 4 | 138 | 130 | - | 117 |
| A1037 | Large black hatch cover rigid with integral seal | 4 | 154 | 148 | - | 142 |
| A1037W | Large white hatch cover rigid with integral seal | 4 | 154 | 148 | - | 142 |
| A.338 | Rubber sealing ring for A.337/A.337W | - | - | - | - | - |
| A.538 | Rubber sealing ring for A.537/A.537W | - | - | - | - | - |
| A.638 | Rubber sealing ring for A.637/A.637W | - | - | - | - | - |
| A-BAG-KIT | Bag only with fixing screw | - | - | - | - | - |
| Allen Brothers | |||||||
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Hallmark Industrial Estate Southminster Essex CM0 7EH |
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