
The 1591XXCSFLBK is the economy flanged-lid version of the 1591XXC enclosure: a black general purpose ABS case (flame rating UL94 HB, not flame retardant) whose lid is fastened with self-tapping screws into fully plastic posts. It gives OEM engineers and hobby or production builders a cost-conscious housing for a horizontally mounted printed circuit board, designed to meet IP54 against dust and splashing water.
Nominal enclosure size is 4.76 in (121 mm) long, 2.64 in (67 mm) wide and 1.57 in (40 mm) deep; the drawing gives overall dimensions of 121.44 mm [4.78 in] x 66.94 mm [2.64 in] x 40.00 mm [1.57 in], with an inside length of 115.15 mm [4.53 in], inside width of 60.65 mm [2.39 in] and inside height of 36.00 mm [1.42 in] over a 2.00 mm [0.08 in] wall. A PC board up to 114.50 mm x 60.50 mm [4.51 in x 2.38 in] fits in the box or in the lid. The integrated lid flange extends the overall length to 145.16 mm [5.72 in].
The purchased assembly includes the box, lid and four #4 x 1/2" self-tapping cover screws in black, with a recommended torque of 35-43 ozf.in (25-30 cN.m). Replacement lid screws come in packs of 100 as 1591TS100BK (black) or 1591TS100 (nickel plated). Integral PCB standoffs in both the box and lid accept #4 x 1/4" self-tapping screws, which are not supplied (packs 1593ATS50 and 1593ATS100).
Mounting flanges are integrated into the lid, with four molded countersunk holes (4X 5.00 mm thru, 9.00 mm x 82°) for installing the 1591XXCSFLBK on a wall or shelf, and an oval hole in each side of the flange so the unit can be strapped or hung with tie wraps. Internal sides are smooth for easy connector installation. The enclosure is REACH and RoHS compliant, ships shrink wrapped at 0.17 lbs (0.08 kg), and can be factory modified (milling, drilling, printing).
| Mounting Flanges | Integrated into the lid |
| Tie-Wrap Mounting | Oval hole in each side of flange for strapping or hanging via tie wraps |
| Flange Hole Spacing | 133.40 mm x 44.40 mm [5.25 in x 1.75 in] |
| Flange Mounting Holes | 4X 5.00 mm thru, 9.00 mm x 82° countersink (four molded countersunk holes) |
| Type | general purpose, flanged |
| Series | 1591XX Series ABS Plastic Multi-Purpose Enclosures w/ PC Board Standoffs |
| Version | General Purpose ABS w/ Self Tapping Screws |
| Description | enclosure - plastic |
| Part Number | 1591XXCSFLBK |
| Ordering Table | Enclosures With Mounting Flanges |
| Short Description | GP ABS PLASTIC CASE |
| Box Height | 37.25 mm [1.47 in] |
| Lid Height | 6.50 mm [0.26 in] |
| Inside Width | 60.65 mm [2.39 in] |
| Inside Height | 36.00 mm [1.42 in] |
| Inside Length | 115.15 mm [4.53 in] |
| Wall Thickness | 2.00 mm [0.08 in] |
| Nominal Size (Depth) | 1.57 in (40 mm) |
| Nominal Size (Width) | 2.64 in (67 mm) |
| Nominal Size (Length) | 4.76 in (121 mm) |
| Overall Width (Drawing) | 66.94 mm [2.64 in] |
| Overall Height (Drawing) | 40.00 mm [1.57 in] |
| Overall Length (Drawing) | 121.44 mm [4.78 in] |
| Size L X W X H (Part Data) | 4.7 in x 2.6 in x 1.4 in (119 mm x 66 mm x 36 mm) |
| Overall Length Including Flange | 145.16 mm [5.72 in] |
| UPC | 623980031132 |
| UNSPSC | 39121301 |
| Board Orientation | Suited to mounting printed circuit boards horizontally |
| Max. PC Board Size (Drawing) | 114.50 mm x 60.50 mm [4.51 in x 2.38 in], fits in box or in lid |
| Max. P.C. Board Width (Part Data) | 114.5 mm |
| PC Board Screws (Sold Separately) | 1593ATS50 (pack of 50), 1593ATS100 (pack of 100) |
| Max. P.C. Board Length (Part Data) | 60.5 mm |
| Screw Posts | Fully plastic posts |
| Cover Screws | 4 x #4 x 1/2" self-tapping, black |
| Recommended Torque | (35-43) ozf.in / (25-30) cN.m |
| Replacement Cover Screws | 1591TS100BK (black, pack of 100), 1591TS100 (nickel plated, pack of 100) |
| Included | Box, lid and 4 cover screws |
| Packaging Type | shrink wrap |
| Shipping Weight | 0.17 lbs (0.08 kg) |
| Color | Black |
| Finish | Textured |
| Material | ABS Plastic |
| CAD Models | STEP or IGES solid models available |
| Plastic Grade | General purpose ABS (GPABS), not flame retardant |
| Internal Sides | Smooth, for easy connector installation |
| Factory Modification | Milling, drilling, printing available from factory |
| IP Rating | IP54 |
| Protection | Against access of dust and splashing water |
| Flame Rating | UL94 HB |
| Chemical Resistance | Avoid acetone, ketones, ethers, aromatic and chlorinated hydrocarbons, thread locking compounds, cutting/tapping fluid, water detection or anti-seize paste, strong solvents, and some greases and oils |
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
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No. The 1591XXCSFLBK is molded from general purpose plastic that is not flame retardant; its flame rating is UL94 HB. The black and gray standard 1591XX versions are the UL94 V-0 flame retardant options.
A board up to 114.50 mm x 60.50 mm [4.51 in x 2.38 in] fits in the box or in the lid. PCB standoffs in both halves accept #4 x 1/4" self-tapping screws, which are not supplied with the enclosure.
Inside length is 115.15 mm [4.53 in], inside width 60.65 mm [2.39 in] and inside height 36.00 mm [1.42 in], with a 2.00 mm [0.08 in] wall.
With four #4 x 1/2" self-tapping screws into fully plastic posts. Recommended torque is 35-43 ozf.in (25-30 cN.m). Replacements: 1591TS100BK (black) or 1591TS100 (nickel plated), packs of 100.
The lid has integrated mounting flanges with four molded countersunk holes (5.00 mm thru, 9.00 mm x 82°) spaced 133.40 mm x 44.40 mm [5.25 in x 1.75 in] for wall or shelf installation, plus an oval hole in each side of the flange for tie wraps.
The enclosure is designed to meet IP54, providing protection against access of dust and splashing water.

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