2a single mounting facility thread class 0.437" single mounting facility thread length 1.899" overall length tap, circular, bushing mount unef single mounting facility thread series
2b single mounting facility thread class 2.250" overall length 1.120" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2b single mounting facility thread class 6.438" overall length 4.812" overall width 20 single mounting facility thread quantity per inch unc single mounting facility thread series
2b single mounting facility thread class 2.250" overall length 1.370" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2b single mounting facility thread class 1.310" overall length 0.870" overall width 48 single mounting facility thread quantity per inch unc single mounting facility thread series
Used on los angeles class ssn(688),sturgeon class(637)trident electric power conversion equipment,seawolf class ssn,trident electric plant,deep submergence systems programs(dssp). 1.187" overall length 0.400" overall width weapon system essential
Used on dmars class t-afs 1, forrestal class cv, nimitz class cvn, iwo jima class lph, blue ridge class lcc-19, supply class aoe, refrigeration systems, whidbey island class lsd, chilled water a/c systems.. weapon system essential