
For compact electronics that need a thin, neutral-coloured housing, the 1551LGY is a light gray (RAL 7035) ABS miniature enclosure measuring 80 x 40 x 15 mm. Engineers use this style of box to mount small printed circuit boards or as a potting box.
The body and lid are general purpose ABS plastic with a UL94 HB flame rating, 2 mm (0.08 in) thick. They join with a lap joint, which protects against access of dust and splashing water; the enclosure is designed to meet IP54.
Standoffs molded into the box take #2 x 3/16 in self-tapping board screws (not supplied; see 1551ATS100). The lid is secured with the 2 included #4 x 1/2 in self-tapping screws, which are nickel plated as used on grey enclosures, at a recommended 35-43 ozf.in (25-30 cN.m).
The 1551LGY is RoHS and REACH compliant. The same size is also offered in black (1551LBK) and translucent blue (1551LTBU), and with a flanged lid as 1551LFLGY.
| Colour | Light Gray |
| Series | 1551 Series ABS Plastic Miniature Hand Held Enclosures |
| Description | grey plastic enclosure |
| Product Type | Miniature, general purpose |
| Ordering Table | Standard Enclosures |
| Manufacturer Short Description | 80 X 40 X 15MM ABS GREY |
| Width | 1.57 in (40 mm) |
| Length | 3.15 in (80 mm) |
| Inside Width | 35.17 mm [1.38 in] |
| Inside Height | 11.00 mm [0.43 in] |
| Inside Length | 75.17 mm [2.96 in] |
| Wall Thickness | 2 mm (0.08 in) |
| Size (L X W X H) | 3.15 in x 1.58 in x 0.59 in (80 mm x 40 mm x 15 mm) |
| Depth (Including Lid) | 0.59 in (15 mm) |
| PC Board Screws | 1551ATS100 (pack of 100) |
| Other Colours, Same Size | 1551LBK, 1551LTBU |
| Replacement Lid Screws (Black) | 1591TS100BK (pack of 100) |
| Replacement Lid Screws (Nickel Plated) | 1591TS100 (pack of 100) |
| UPC | 623980583273 |
| UNSPSC | 39121301 |
| Part Number | 1551LGY |
| PC Board Screws | #2 x 3/16 in (4.8 mm) self-tapping, not included |
| PC Board Standoffs | Molded into interior; accept #2 self-tapping screws |
| Max. P.C. Board Width (Mm) | 74.5 |
| Max. P.C. Board Length (Mm) | 34.5 |
| Maximum P.C. Board Size (Drawing) | 74.50 mm x 34.50 mm [2.93 in x 1.36 in] |
| Packaging Type | Bag |
| Shipping Weight | 0.05 lbs (0.02 kg) |
| Material | ABS Plastic (general purpose ABS) |
| Lid Screws | #4 x 1/2 in self-tapping |
| Solid Models | .stp or .x_t |
| Colour Reference | RAL 7035 |
| Lid Screw Finish | Nickel plated (colour matched) |
| Assembly Includes | Box, lid, 2 cover screws |
| Factory Modification | Milling, drilling, printing etc. available from the factory on quote |
| Recommended Screw Torque | 35-43 ozf.in / 25-30 cN.m |
| IP Rating | IP54 (designed to meet) |
| Flame Rating | UL94 HB |
| Chemical Resistance | Avoid acetone, ketones, ethers, aromatic and chlorinated hydrocarbons, thread-locking compounds, cutting/tapping fluid, water detection paste, anti-seize paste and strong solvents; check greases and oils for compatibility |
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
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80 x 40 x 15 mm (3.15 x 1.57 x 0.59 in) outside, including the lid. Inside it is 75.17 x 35.17 x 11.00 mm.
Nickel plated. Screws are colour matched, with nickel plated screws used on grey enclosures.
The general purpose ABS is rated UL94 HB.
Yes, the 1551LGY is listed as both RoHS and REACH compliant.
The nickel plated #4 x 1/2 in self-tapping cover screws are available as 1591TS100, a pack of 100.

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