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BUCNPPA
Unit of Measure
Items BUCNPPA
NPPA 204
NPPA Standard Housings
BUCNPPA
NPPA 205
NPPA Standard Housings
BUCNPPA
NPPA 206
NPPA Standard Housings
BUCNPPA
NPPA 207
NPPA Standard Housings
BUCNPPA
NPPA 208
NPPA Standard Housings
H - Dimension N/A 1 5/16 Inch33.3 mm N/A 1 7/16 Inch36.5 mm N/A 1 11/16 Inch42.9 mm N/A 1 7/8 Inch47.6 mm N/A 1 15/16 Inch49.2 mm
A - Dimension N/A 2 7/8 Inch73 mm N/A 3 Inch76 mm N/A 4 Inch102 mm N/A 4 1/4 Inch108 mm N/A 4 5/8 Inch117 mm
E - Dimension N/A 2 Inch50.8 mm N/A 2 Inch50.8 mm N/A 3 Inch76.2 mm N/A 3 1/4 Inch82.6 mm N/A 3 1/2 Inch88.9 mm
B - Dimension N/A 1 1/2 Inch38 mm N/A 1 1/2 Inch38 mm N/A 1 1/2 Inch38 mm N/A 1 7/8 Inch48 mm N/A 1 7/8 Inch48 mm
W - Dimension N/A 2 9/16 Inch65 mm N/A 2 13/16 Inch71 mm N/A 3 3/8 Inch86 mm N/A 3 3/4 Inch95 mm N/A 3 15/16 Inch100 mm
F - Tapped Holes N/A 3/8-16 UNC N/A 3/8-16 UNC N/A 7/16-14 UNC N/A 1/2-13 UNC N/A 1/2-13 UNC
D - Min Tap Depth N/A 1/2 Inch13 mm N/A 1/2 Inch13 mm N/A 5/8 Inch16 mm N/A 3/4 Inch19 mm N/A 3/4 Inch19 mm