MIL-STD-276 Spec. Parts

Irreg shape,has 2 holes 0.375 cbore 0.040 dp,0.089 (no. 43) 0. 11 x 90 deg csk 0.112- 40 unc-2b 0.140 cbore 0.050 dp farside; 18 holes 0.089 (no.43) 0.11 x 90 deg csk 0.112- 40 unc-2b 0.140 cbore 0.050 dp far side; 3 holes dia 0.190 in.; 18 holes 0.120 (no. 31) 0.250 dp 0.16 x 120 deg csk 0.112-40 unc-2b helical coil thds 0.140 in. Dp,requiring 18 inserts p/n ms 122076; has 4 warning decals,1 decal p/n 290233-7 located 5.250 in. Porm 0.100 in. From edge along lg,1 decal p/n 290331-9 located 4.100 in. Porm 0.100 in. From edge along width,1 decal p/n 2902331-12 located 1.600 in. Porm 0.100 in. From edge along lg & 9.250 in. From edge along width,1 decal p/n 2902331-16 located 6.400 in. Porm 0.100 in. From edge along width & 1.600 in. Porm 0.100 in. From edge along lg; item has addtl impregnation process per mil-std-276 (f-74,method 05,using 30 psi for 10 minutes)

Cast aluminum astm b26 356-t6 or 355-t6; impregnated per mil-std-276; black-anodized; rectangular block w/trough-like flange one end; block 1.500 in. Lg x 1.090 in. W x 1.000 in. H; 0.880 in. Dia hole 1.280 in. Deep; 0.562-24unef-2b hole through end opposite flange; flange 1.880 in. Lg x 1.000 in. W x 0.125 in. Thk; 2 holes 0.086-56unc-2b 0.562 in. C-to-c 0.406 in. From flange one end 0.152 in. From edge alongwidth one end; 3 holes 0.112-40unc-2b x 0.310 in. Deep marked e5 e6 e7 in white; 2 holes 0.086-56unc-2b x 0.250 in. Deep marked cr2