Plastic Membrane Boxes Suspend in Air Store/Ship/Transfer delicate, sensitive articles between soft elastic membranes Plastic boxes with thin membranes top and bottom. The plastic membranes deform around the enclosed object and hold it securely. Small products or large may be held firmly within various box sizes. Semiconductor, machine parts, electron microscopy parts or materials, and many other applications. Note: Membrane area listed is actual area. The item(s) held in the membrane area must be smaller than the membrane area, depending on the thickness of the item(s) held. <= Shown holding silicon chips

Prod. No’s 139-56 and 139-58 are hinged with a yellow clip (see above); Prod. No 139-51 has two clear clips, 180° apart (see left); Prod. No’s 139-50, 139-52, 139-59 and 139-60 have a separable membrane lid that forms a snug fit when pushed onto the membrane base, no hinges, latches or clips are used.

Prod #	Description	Unit	Qty	Price	Order / Quote
Outside Dimensions: 38 x 38 x 16mm H (1.52" x 1.52" x .67" H) Membrane Area: 31.8 x 31.8mm (1.25" x 1.25")
139-50	Membrane Box, 38mm Square x 16mm H	pkg/12	1-4	$25.40	Qty:
			5-8	21.60
			9-41	20.30
			42+	19.00
Outside Dimensions: 82mm dia. x 40mm H (3.22" dia. x 1.57" H) Membrane Area: 69.9mm dia. (2.75" dia.)
139-51	Membrane Box, Round, 82mm dia. x 40mm H	each	1-9	15.00	Qty:
			10-49	13.50
			50+	12.00
Outside Dimensions: 82mm dia. x 17.5mm H (3.22" dia. x .69" H) Membrane Area: 69.9mm dia. (2.75" dia.)
139-52	Membrane Box, Round, 82mm dia. x 17.5mm H	each	1-9	15.00	Qty:
			10-49	13.50
			50+	12.00
Outside Dimensions: 71 x 71 x 12mm H (2.8" x 2.8" x .47" H) Membrane Area: 60 x 60mm (2.36" x 2.36")
139-59	Membrane Box, 71mm Square x 12mm H	each	1+	9.50	Qty:
Outside Dimensions: 39.6 x 79.4 x 19mm H (1.56" x 3.125" x .75" H) Membrane Area: 25.4 x 66.7mm (1" x 2.625")
139-60	Membrane Box, Rectangular, 39.6 x 79.4 x 19mm H	each	1+	9.50	Qty:
Outside Dimensions: 75 x 124 x 26.7mm H (3" x 4.87" x 1.05" H) Membrane Area: 60.5 x 114.3mm (2.38" x 4.5")
139-56	Membrane Box, Hinged, Rectangular, 75 x 124 x 26.7mm H	each	1-9	16.00	Qty:
			10-49	14.40
			50+	12.80
Outside Dimensions: 149 x 149 x 51.8mm H (5.87" x 5.87" x 2.04" H) Membrane Area: 133.4 x 138.2mm (5.25" x 5.44")
139-58	Membrane Box, Hinged, 149mm Square x 51.8mm H	each	1-9	17.00	Qty:
			10-49	15.30
			50+	13.60
Replacement Yellow Clips and Hinges for Hinged Boxes
139-57	Yellow Clips for Hinged Boxes	pkg/10	1+	3.00	Qty:
139-54	Clear Hinges for Hinged Boxes	pkg/10	1+	3.00	Qty: