Model: 1251-1777

Telephone Jack

Special Features:

Weapon system essential

Properties:

Thread Class
2a
Thread Direction
Right-hand
Electrical Insulation Feature
Insulated from panel
Body Style
Threaded bushing mounted
Overall Length
1.276 inches
Mounting Bushing Length
0.276 inches
Overall Diameter
0.750 inches
Bushing Accommodation Hole Shape
Round
Accommodated Finger Type
Three conductor, slender spherical 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
J2-1b
End Application
Helicopter, carrier based asw, sh-60f; virginia class cgn (41); ticonderoga class cg (47); usns henry j. Kaiser class tao; helicopter, search and rescue, hh-60h; sturgeon class ssn (637); computer display set, an/uyq-2 (v); missile, air intercept, sidewinder (aim-9); helicopter, uscg search and rescue, hh-60j; los angeles class ssn (688)
Mounting Facility Type And Quantity
1 bushing
Thready Qty Per Inch (tpi)
32
Thread Size
0.375 inches
Criticality Code Justification
Feat
Terminal Type
Tab, solder lug
Material
Brass bushing
Material
Brass body
Material
Nickel alloy spring
Material
Nickel alloy terminal
Material
Plastic, isocyanate insulator
Material
Silver contact
Material
Copper alloy body
Material
Copper alloy bushing
Material
Nickel alloy spring
Material
Nickel alloy terminal
Material
Silver contact
Precious Material And Location
Contact, spring and terminal surfaces silver
Precious Material
Silver
Surface Treatment
Silver spring
Surface Treatment
Silver terminal
Surface Treatment
Silver spring
Surface Treatment
Silver terminal
Thread Series Designator
Unef
NSN
5935-00-539-1192
Part Number
1251-1777
Description
Jack,telephone
CAGE
1LQK8

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 1251-1777 NSN 5935-00-539-1192

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:
S
ESD:
ESD:
MMAC:
EH
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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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