Watertight Enclosure End Caps, Domes, and Flange Caps - 75 mm (3") Dome - Optically Clear Acrylic - 750m

Watertight Enclosure End Caps, Domes, and Flange Caps - 75 mm (3") Dome - Optically Clear Acrylic - 750m

£30.99
End caps and flange caps for the 2″, 3″, 4″, 5″, 6″, and 8″ Series Watertight Enclosures. These are the second generation of these end caps and flange caps with precision machined O-ring interfaces, a locking cord, anti-rotation feature, and optional M10 holes for cable penetrators. Rated to depths up to 1000 meters.
£30.99

Product Description

A variety of end cap and flange cap options for the 2″, 3″, 4″, 5″, 6″, and 8″ Series Watertight Enclosures allow you to customize your enclosure for your application. End caps require an O-ring sealing flange to be installed on the enclosure and flange caps have the O-ring sealing flange built-in so that one is not necessary.

The acrylic end caps and polycarbonate domes offer optically clear ports for cameras, lights, and other applications where optical clarity is important. They install to the O-ring sealing flange with included screws.

The flange caps are anodized aluminum and include the same features as the O-ring sealing flange including dual radial O-rings for reliable high-pressure sealing, a locking cord gland, and an anti-rotation feature. The flange caps are available with a solid blank end, which can be machined with custom hole patterns, as well as M10 threaded holes for our cable penetrators. The flange caps do not require any screws, eliminating the need for stainless steel near the enclosures and preventing galvanic corrosion.

The end caps and flange caps are available individually here, but you can configure a complete watertight enclosure from the watertight enclosure configuration page.

Technical Specifications

End Caps

Series DiameterMaterialHole ConfigurationEnd Cap ScrewsEnd Cap Screw Hole Circle (K)Thickness ¹ (L)WeightDepth Rating ²Part Number
50 mm
(2")
Cast AcrylicBlank (No holes)M2x0.4-10Ø50.8 ± 0.1 mm6 mm [+0.63, -1.15]17 g500 mBR-100094
Aluminum 6061-T6, type III anodizedBlank (No holes)Note: flange integral to end cap, does not
require separate flange.
63 g1000 mBR-100276-999
2x M10 Thru59 gBR-100276-002
4x M10x1.5 Threaded58 gBR-100276-004
1x M10 Thru
8x M06x1 Threaded
60 gBR-100276-009
75 mm
(3")
Cast AcrylicBlank (No holes)M3x0.5-12Ø82.6 ± 0.1 mm9 mm [+0.75, -1.53]58 g400 mBR-100949-998
Aluminum 6061-T6, type II anodizedBlank (No holes)Ø82.6 ± 0.1 mm6 mm102 g1000 mBR-100949-999
4x M10 Thru6 mm97 gBR-100949-004
7x M10 Thru6 mm93 gBR-100949-007
100 mm
(4")
Cast AcrylicBlank (No holes)M3x0.5-16Ø108.0 ± 0.1 mm12.7 mm [+0.05, -2.5]135 g300 mBR-102993-998
Aluminum 6061-T6, type II anodizedBlank (No holes)M3x0.5-1210 mm234 g1000 mBR-102993-999
5x M10 Thru10 mm223 gBR-102993-005
10x M10 Thru10 mm212 gBR-102993-002
7x M10 Thru
11x M10x1.5 Threaded
10 mm196 gBR-102993-003
1x M10 Thru
4x M14 Thru
10 mm215 gBR-102993-004
2x M10 Thru
8x M14 Thru
10 mm195 gBR-102993-006
5x M10 Thru
2x M10x1.5 Threaded
8x M14x1.5 Threaded
10 mm186 gBR-102993-007
130 mm
(5")
Aluminum 7075-T6, type II anodizedBlank (No holes)M3x0.5-12Ø133.0 ± 0.1 mm10 mm427 g1000 mBR-102203-001
5x M14 Thru
5x M10 Thru
393 gBR-102203-002
10x M14 Thru
7x M10 Thru
367 gBR-102203-003
11x M10 Thru
15x M10x1.5 Threaded
369 gBR-102203-004
150 mm
(6")
Cast AcrylicBlank (No holes)M3x0.5-16158.7
± 0.1 mm
12.7 mm [+0.05, -2.5]331 g150 mBR-102205-007
Aluminum 6061-T6, type
II anodized
Blank (No holes)M3x0.5-126 mm359 g150 mBR-102205-006
5x M10 Thru353 gBR-102205-005
15x M10 Thru339 gBR-102205-004
Aluminum 7075-T6, type III anodizedBlank (No holes)M3x0.5-12158.7 ± 0.1 mm12 mm687 g1000 mBR-102205-001
Aluminum 7075-T6, type II anodized5x M10 Thru
5x M14 Thru
647 gBR-102205-002
16x M14 Thru
13x M10 Thru
566 gBR-102205-003
200 mm
(8")
Cast AcrylicBlank (No holes)M3x0.5-16209.1
± 0.1
12.7 mm [+0.05, -2.5]564 g75 mBR-102206-007
Aluminum 6061-T6, type
II anodized
Blank (No holes)M3x0.5-126 mm599 g75 mBR-102206-006
5x M10 Thru592 gBR-102206-005
Aluminum 7075-T6, type II anodizedBlank (No holes)M3x0.5-12209.1 ± 0.116 mm1458 g1000 mBR-102206-001
5x M10 Thru
5x M14 Thru
1370 gBR-102206-002
10x M10 Thru
10x M14 Thru
1283 gBR-102206-003
16x M14 Thru
14x M10 Thru
1191 gBR-102206-004
¹ Overall thickness tolerance ± 0.1 mm.
² The depth ratings for cast acrylic components are applicable only for short-term submersions lasting less than two weeks. For longer submersion, we suggest using aluminum components only.

Domes

Series DiameterMaterialDome Internal Radius (M)Dome Wall Thickness (N)ScrewsWeightDepth RatingPart Number
50 mm (2")Hardened polycarbonate dome,
polycarbonate retaining ring
18.0 ± 0.1 mm2.50 ± 0.10 mmM2x0.4-1015 g1000 mBR-100859
75 mm (3")31.25 ± 0.10 mm3.1 ± 0.1 mmM3x0.5-1239 g750 mBR-101059
100 mm (4")43.5 ± 0.1 mm3.75 ± 0.10 mmM3x0.5-1281 g500 mBR-100495
130 mm (5")53.5 ± 0.057.00 ± 0.05M3x0.5-12195 g600 mBR-102597

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