8LT3-21F75SB datasheet, PDF - EEWORLD Datasheet

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8LT3-21F75SB: DescriptionMIL Series Connector, 4 Contact(s), Aluminum Alloy, Female, Crimp Terminal, Receptacle,; CategoryThe connector; File Size356KB，14 Pages; ManufacturerEsterline Technologies Corporation; Environmental Compliance

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8LT3-21F75SB Overview

MIL Series Connector, 4 Contact(s), Aluminum Alloy, Female, Crimp Terminal, Receptacle,

8LT3-21F75SB Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	Esterline Technologies Corporation
Reach Compliance Code	compliant
ECCN code	EAR99
Other features	STANDARD: MIL-C-38999
Back shell type	SOLID
Body/casing type	RECEPTACLE
Connector type	MIL SERIES CONNECTOR
Contact to complete cooperation	GOLD OVER NICKEL
Contact completed and terminated	Gold (Au) - with Nickel (Ni) barrier
Contact point gender	FEMALE
Contact material	COPPER ALLOY
Coupling type	BAYONET
DIN compliance	NO
empty shell	NO
Environmental characteristics	FLUID RESISTANT
Filter function	NO
IEC compliance	NO
JESD-609 code	e4
MIL compliance	YES
Plug information	MULTIPLE MATING PARTS AVAILABLE
Mixed contacts	NO
Installation type	CABLE AND PANEL
Options	GENERAL PURPOSE
Shell surface	NICKEL
Shell material	ALUMINUM ALLOY
Housing size	21
Termination type	CRIMP
Total number of contacts	4
Base Number Matches	1

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8LT Series

Applications

High density connectors for all military

and aeronautical purposes.

Description

• High density connector from 1 to

128 contacts

• Sizes 22D, 20, 16, 12, # 16 coax and

# 8 triax

• Bayonet locking system

• 100% scoop proof

Standards

MIL-C 38999 Series I - QPL approved

NFC 93422 HE 308

DTAT-C 5935 X 0005 (HE 308 standard)

GAM/T1 list

Characteristics

Mechanical

• Shell : aluminum alloy

• Plating :

- olive green cadmium (B)

- nickel (F)

• Insulator : thermoplastic

• Grommet and seal : silicone elastomer

• Contact : copper alloy

• Plating : gold over nickel

• Endurance : 500 cycles

• Shock : 300 g during 3 ms and MIL-S901

grade A

• Vibration : sine 10 to 2000 H 30 g random

100 to 300 Hz - 5 (g

/Hz)

• Contact retention : (mini force in N)

size 22 D : 45 N size 20 : 67 N

size 16 : 110 N size 12 : 110 N

size 8

: 110 N

Electrical

Test voltage (Vrms)

Service

sea level

1300

1800

2300

at 21000 m

800

1000

Climatic

• Temperature range :

- cadmium plating (B) : -65°C +175°C

- nickel plating (F)

: -65°C +200°C

• Sealing : mated connectors

- differential pressure 2 bars

- leakage

≤

16 cm

/hr

• Salt spray to :

MIL STD 1344 method 1001

- 500 hours (version B)

- 48 hours (version F)

NFC 93422

- 48 hours (version F)

• Damp heat :

MIL-C 38999 : 10 cycles 24 hrs

NFC 93422 : 56 days

• Contact resistance :

resistance of wire included in measurement :

size 22D : 14.6 mΩ

size 20 : 7.3 mΩ

size 16 : 3.8 mΩ

size 12 : 1.7 mΩ

• Insulation resistance :

≥

5000 MΩ (at 500 Vdc)

• Contact rating :

size 22D : 5 A

size 20 : 7.5 A

size 16 : 13 A

size 12 : 23 A

• Shell continuity :

- olive green plating : 2.5 mΩ

- nickel plating : 1 mΩ

• Shielding : - 90 dB to 100 MHz

- 50 dB to 10000 MHz

• Triaxial contact : # 8

- bandwidth : 0 - 20 MHz

- voltage rating : 500 Vac Max.

125 Vac at 21000 m

- voltage drop :

inner and middle contact

≤

55 mV under 1A

outer contact

≤

75 mV under 12A

Resistance to fluids

To MIL-C 38999 :

• MIL-L 7808

• MIL-H 5606

• MIL-C 25769

• hydraulic fluids

To NFC 93422 :

F46 - F54 - 0/180

•

MIL-L 23699

MIL-A 8243

MIL-T 5624 (JP5)

solvents

- H515 - H542 - XH45

Connectors ordering information

FCI Souriau part numbers

basic series

shell type

square flange receptacle

square flange receptacle (rear mounting)

square flange receptacle not accepting backshell

jam nut receptacle

cable connecting receptacle

plug with RFI shielding

receptacle

with

long spill (male and female # 22D)

short spill (male and female # 22D, # 20, # 16)

male contacts size 20 for wire wrap (2 wraps)

male contacts size 22 for wire wrap (3 wraps)

8LT

designator

—

- connectors with standard crimp contacts

shell size

plating

contact layout

contact type

09-11-13-15-17-19-21-23-25

- nickel

- olive green cadmium (MIL-C 38999 - HE 308)

- see table p 120

- male

- female

- male connector supplied less contact or with specific contacts

- female connector supplied less contact or with specific contacts

- normal

A-B-C-D

- see table p 77

polarization

Note : connectors supplied with standard contacts

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