Note: Bushing can be "telescoped" to achieve a smaller sealing diameter.
| Dash No. |
Connector Shell Size (Ref ) |
A Thread Class 2B |
B Max |
Øe ±.031 (±0.79) |
F ±.031 (±0.79) |
G ±.031 (±0.79) |
Bushing (Ref ) (A) |
| -3 | 8S & 10S | .500-28 UNEF | .250 (6.35) | .688 (17.48) | .812 (20.62) | .812 (20.62) |
MS3420-3 |
| -4 | 10SL, 12S & 12 | .625-24 UNEF | .312 (7.92) | .812 (20.62) | .875 (22.22) | MS3420-4 | |
| -6 | 14S & 14 | .750-20 UNEF | .438 (11.13) | .969 (24.61) | 1.062 (26.97) | .875 (22.22) | MS3420-6 |
| -8 | 16S & 16 | .875-20 UNEF | .562 (14.27) | 1.094 (27.79) | 1.156 (29.36) | .938 (23.83) | MS3420-8 |
| -10 | 18 | 1.000-20 UNEF | .625 (15.87) | 1.188 (30.18) | 1.250 (31.75) | MS3420-10 | |
| -12 | 20 & 22 | 1.188-20 UNEF | .750 (19.05) | 1.375 (34.92) | 1.469 (37.31) | MS3420-12 | |
| -16 | 24 & 28 | 1.438-18 UNEF | .938 (23.83) | 1.656 (42.06) | 1.688 (42.88) | 1.031 (26.19) | MS3420-16 |
| -20 | 32 | 1.750-18 UNS | 1.250 (31.75) | 2.031 (51.59) | 2.031 (51.59) | 1.094 (27.79) | MS3420-20 |
| -24 | 36 | 2.000-18 UNS | 1.375 (34.92) | 2.219 (56.36) | 2.281 (57.94) | 1.156 (29.36) | MS3420-24 |
| -28 | 40 | 2.250-16 UN | 1.625 (41.27) | 2.500 (63.50) | 2.688 (68.28) | 1.688 (42.88) | MS3420-28 |
| -32 | 44 | 2.500-16 UN | 1.875 (47.62) | 2.781 (70.64) | 2.938 (74.63) | 1.750 (44.45) | MS3420-32 |
| -40 | 48 | 3.000-16 UN | 2.375 (60.32) | 3.281 (83.34) | 3.500 (88.90) | MS3420-40 |
|
Dash No. |
Conn. Shell Size (Ref ) |
C Max |
E Max Closed |
F +.020-.000 (+0.51 -0.00) |
K Max |
V Thread Class 2B |
Øz Approx. (Gland) |
Bushing (Ref ) (A) |
|
| Free | Closed | ||||||||
| -3 | 8S & 10S | .812 (20.62) | .217 (5.51) | .231 (5.87) | 1.375 (34.92) | .500-28 UNEF | .219 (5.56) | .031 (0.79) | MS3420-3A |
| -4 | 10SL, 12S & 12 | .937 (23.80) | .296 (7.52) | .315 (8.00) | 1.375 (34.92) | .625-24 UNEF | .312 (7.92) | .094 (2.39) | MS3420-4A |
| -6 | 14S & 14 | 1.062 (26.97) | .390 (9.91) | .440 (11.18) | 1.375 (34.92) | .750-20 UNEF | .438 (11.13) | .250 (6.35) | MS3420-6A |
| -8 | 16S & 16 | 1.188 (30.18) | .434 (11.02) | .515 (13.08) | 1.375 (34.92) | .875-20 UNEF | .531 (13.49) | .312 (7.92) | MS3420-8A |
| -10 | 18 | 1.312 (33.32) | .614 (15.60) | 1.437 (36.50) | 1.000-20 UNEF | .625 (15.87) | .375 (9.52) | MS3420-10A | |
| -12 | 20 & 22 | 1.562 (39.67) | .596 (15.14) | .738 (18.75) | 1.437 (36.50) | 1.188-20 UNEF | .750 (19.05) | .500 (12.70) | MS3420-12A |
| -16 | 24 & 28 | 1.750 (44.45) | .926 (23.52) | 1.562 (39.67) | 1.438-18 UNEF | .938 (23.83) | .594 (15.09) | MS3420-16A | |
| -20 | 32 | 2.250 (57.15) | .858 (21.79) | 1.200 (30.48) | 1.812 (46.02) | 1.750-18 UNS | 1.250 (31.75) | .938 (23.83) | MS3420-20A |
| -24 | 36 | 2.375 (60.32) | 1.363 (34.62) | 1.812 (46.02) | 2.000-18 UNS | 1.375 (34.92) | .969 (24.61) | MS3420-24A | |
| -28 | 40 | 2.625 (66.67) | 1.107 (28.12) | 1.611 (40.92) | 2.062 (52.37) | 2.250-16 UN | 1.625 (41.27) | 1.188 (30.18) | MS3420-28A |
| -32 | 44 | 2.812 (71.42) | 1.421 (36.09) | 1.865 (47.37) | 2.188 (55.58) | 2.500-16 UN | 1.875 (47.62) | 1.375 (34.92) | MS3420-32A |