N1540 - Imperial Reinforced E Clips - MIL-R-21

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N1540 - Imperial Reinforced E Clips - MIL-R-21

Ring Dimensions Groove Dimensions Supplementary Data
Thickness  (s) Tolerance Max Outside Diameter Unstressed (d4) Groove Diameter (d2) Tolerance Groove Width (m) Outside Diameter When Fitted in Groove d2 (d42) Applicator

Note all values
are imperial

Unstressed

Note profiles may be different to that indicated on the diagrams
 

N1540-0009 0.015 ± 0.002 0.206 0.074 + 0.002 - 0.000 0.018 0.219 AM8
N1540-0012 0.015 ± 0.002 0.270 0.095 + 0.002 - 0.000 0.018 0.283 AM31
N1540-0015 0.025 ± 0.002 0.335 0.116 + 0.002 - 0.000 0.029 0.350 AM14
N1540-0018 0.025 ± 0.002 0.375 0.147 + 0.002 - 0.000 0.029 0.390 AM33
N1540-0021 0.025 ± 0.002 0.446 0.188 + 0.002 - 0.002 0.029 0.460 AM15
N1540-0025 0.025 ± 0.002 0.516 0.210 + 0.002 - 0.002 0.029 0.530 AM16
N1540-0031 0.035 ± 0.002 0.588 0.250 + 0.003 - 0.003 0.039 0.610 AM20
N1540-0037 0.035 ± 0.002 0.660 0.303 + 0.003 - 0.003 0.039 0.680 AM18
N1540-0043 0.035 ± 0.002 0.746 0.343 + 0.003 - 0.003 0.039 0.777 AM38
N1540-0050 0.042 ± 0.002 0.810 0.396 + 0.003 - 0.003 0.046 0.830 AM21
N1540-0056 0.042 ± 0.002 0.870 0.437 + 0.003 - 0.003 0.046 0.890 AM40