Used on part no. 40e56-1-a. 2b single mounting facility thread class 2.500" overall length 1.250" overall width unc single mounting facility thread series
2a single mounting facility thread class 2.031" overall length 1.281" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2a single mounting facility thread class 1.620" overall length 1.430" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
Used on air route surveillance radar 2,arsr2. r-113, instruction book arsr-1d/e/f, vol 5, sec 10, pg 10-36; r-113, instruction book arsr-2, vol 5, sec 10, pg 10-44 axial terminal each end