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Amphenol

Aerospace

117

MS3471 (MB13) – MIL-DTL-26482, Series 2

Cable Connecting Receptacle

MS3474 (MB14) – MIL-DTL-26482, Series 2

Jam Nut Receptacle

All dimensions for reference only.

MS3471

MB13

MS3474

MB14

Shell

Size

A

Max.

B Dia.

±.020

C Dia.

±.003

D Dia.

Max.

E

F

±.016

H

Accessory Thread

Class 2A

8

.828

.938

.471

.305

.462/.431

.062

.5000-20 UNF

10

.954

1.062

.588

.405

.462/.431

.062

.6250-24 UNEF

12

1.047

1.156

.748

.531

.462/.431

.062

.7500-20 UNEF

14

1.141

1.250

.873

.665

.462/.431

.062

.8750-20 UNEF

16

1.234

1.344

.998

.790

.462/.431

.062

1.0000-20 UNEF

18

1.328

1.438

1.123

.869

.462/.431

.062

1.0625-18 UNEF

20

1.453

1.562

1.248

.994

.587/.556

.094

1.1875-18 UNEF

22

1.578

1.688

1.373

1.119

.587/.556

.094

1.3125-18 UNEF

24

1.703

1.812

1.498

1.244

.620/.589

.094

1.4375-18 UNEF

Shell

Size

A

Max.

B

±.005

C Dia.

±.003

D Dia.

Max.

E

F

H

Accessory Thread

Class 2A

J

Mounting Thread

Class 2A

K

Max.

8

.954

.525

.471

.305

.707/.658

.113/.086

.5000-20 UNF

.5625-24 UNEF

.767

10

1.078

.650

.588

.405

.707/.658

.113/.086

.6250-24 UNF

.6875-24 UNEF

.892

12

1.266

.813

.748

.531

.707/.658

.113/.086

.7500-20 UNEF

.8750-20 UNEF

1.079

14

1.391

.937

.873

.665

.707/.658

.113/.086

.8750-20 UNEF

1.0000-20 UNEF

1.205

16

1.516

1.061

.998

.790

.707/.658

.113/.086

1.0000-20 UNEF

1.1250-18 UNEF

1.329

18

1.641

1.186

1.123

.869

.707/.658

.113/.086

1.0625-18 UNEF

1.2500-18 UNEF

1.455

20

1.828

1.311

1.248

.994

.772/.721

.148/.096

1.1875-18 UNEF

1.3750-18 UNEF

1.579

22

1.954

1.436

1.373

1.119

.772/.721

.148/.096

1.3125-18 UNEF

1.5000-18 UNEF

1.705

24

2.078

1.561

1.498

1.244

.772/.721

.148/.096

1.4375-18 UNEF

1.6250-18 UNEF

1.829

All dimensions for reference only.

A Max. Typ.

Master Keyway

B

K Max.

Ty

p.

.290 Min. Full Thread

.190

.130

Grommet

Extension

C

Dia.

1.405 Max

Shell 8 Thru 18

1.465 Max.

Shell 20, 22, & 24

E

F

H Accessory

Thread

D Dia. Max.

Grommet

Blue Color Band

Blue

Color

Band

J Mounting Thread

Lockwire Hole

3-Places Equally Spaced

3 Teeth

Equally Spaced

120 Apart

°

A Max. Typ.

Master

Keyway

B Dia.

Blue Color

Bands

C

Dia.

H Accessory Thread

.190

.130

Grommet

Extension

D Dia. Max

Grommet

1.405 Max.

Shell 8 Thru 18

1.465 Max.

Shell 20, 22, &24

E

F

.290 Min.

Full Thread

3 Teeth

Equally Spaced

120 Apart

°

Military

MS

3471

X

X-X

X

X

NA

Commercial

MB1

3

X

X-X

X

X

(XXX)

Connector

Type

Shell

Style

Service

Class

Shell Size

& Insert

Arrg

Contact

Type

Alternate

Rotation

of Insert

Modification

Number

*To complete, see how to order page 115.

PART #

Military

MS

3474

X

X-X

X

X

NA

Commercial

MB1

4

X

X-X

X

X

(XXX)

Connector

Type

Shell

Style

Service

Class

Shell Size

& Insert

Arrg

Contact

Type

Alternate

Rotation

of Insert

Modification

Number

*To complete, see how to order page 115.

PART #