Model: 278

Telephone Jack

Properties:

Thread Class
2a
Thread Direction
Right-hand
Electrical Insulation Feature
Insulated completely
Body Style
Threaded bushing mounted
Overall Length
1.250 inches
Mounting Bushing Length
0.250 inches
Overall Diameter
0.875 inches
Bushing Accommodation Hole Shape
Round
Maximum Voltage Rating In Volts
1200.0 ac
Accommodated Finger Type
Three conductor, cone tip single finger
Finger Accommodation Diameter
0.250 inches single finger
Finger Accommodation Length
1.188 inches single finger
Bushing Thru-hole Accommodation Diameter
0.375 inches
Jack Contact Arrangement Designator
J9
Current Rating In Amps
10.0
Mounting Facility Type And Quantity
1 bushing
Thready Qty Per Inch (tpi)
32
Thread Size
0.375 inches
Terminal Type
Tab, solder lug
Material
Brass bushing
Material
Brass body
Material
Nickel alloy spring
Material
Nickel alloy terminal
Material
Nickel alloy contact
Material
Plastic, phenol-formaldehyde insulator
Material
Copper alloy body
Material
Copper alloy bushing
Material
Nickel alloy contact
Material
Nickel alloy spring
Material
Nickel alloy terminal
Material
Plastic phenol-formaldehyde insulator
Surface Treatment
Tin terminal
Surface Treatment
Tin terminal
Thread Series Designator
Unef
NSN
5935-00-670-3808
Part Number
278
Description
Jack,telephone
CAGE
91967

A contact spring type electrical fitting of two or more conductors, which is arranged for the insertion of a plug, telephone. One conductor may be grounded. Does not include separable telephone jacks which are termed, jack assembly, telephone. Excludes jack, tip.

Part 278 NSN 5935-00-670-3808

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00124
FIIG:
A03400
Concept No.:
App. Key:
B
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061680
UFC:
34570
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8517700000
  • SITC: 76418
  • End Use: Telecommunications equipment
  • NAICS: 334220
  • USDA: 1

Freight Class: Parts for apparatus for transmission or reception of voice, images or other data, including apparatus for communication in a wired or wireless network

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