Model: 251-16

Electrical Receptacle Connector

Properties:

Thread Class
2b
Thread Direction
Right-hand
Body Style
Straight shape, external coupling
Overall Length
1.187 inches
Bushing Diameter
0.436 inches
Overall Height
Between 0.682 inches and 0.692 inches
Overall Width
Between 0.682 inches and 0.692 inches
Environmental Protection
Corrosion resistant and vibration resistant and moisture resistant and thermal shock resistant
Center To Center Distance Between Mounting Facilities Parallel To Height
Between 0.496 inches and 0.504 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
Between 0.496 inches and 0.504 inches
Distance From Mounting Shoulder To Front Face
Between 0.605 inches and 0.645 inches
Threaded Device Type
Mounting hole
Mating End Quantity
1
Contact Position Arrangement Style
Bnc single mating end
Contact Removability
Nonremovable single mating end single contact grouping
Contact Maximum Ac Voltage Rating In Volts
500.0 single mating end single contact grouping
Shell Type
Solid
Connector Locking Method
Bayonet pin
Radio Frequency Type Contact Characteristic Impedance In Ohms
50.0 single mating end single contact grouping
Thready Qty Per Inch (tpi)
56
Thread Size
0.099 inches
Terminal Location
Back single mating end single contact grouping
Contact Surface Treatment
Gold single mating end single contact grouping
Contact Surface Treatment Specification
Mil-g-45204, type 2, cl 1 military specification single treatment response single mating end single contact grouping
Terminal Type
Solder well single mating end single contact grouping
Shell Material
Copper alloy
Shell Surface Treatment
Silver and copper
Shell Surface Treatment Specification
Qq-s-365 federal specification 1st treatment response
Included Contact Quantity
1 single mating end single contact grouping
Included Contact Type
Coaxial socket single mating end single contact grouping
Precious Material And Location
Contact surface gold and shell surface silver
Precious Material And Weight
0.005 gold grains, troy and 0.100 silver grains, troy
Precious Material
Gold and silver
Test Data Document
81349-mil-c-39012 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unf
Specification Data
81349-mil-c-39012/22 government specification
NSN
5935-00-838-8470
Part Number
251-16
Description
Connector,receptacle,electrical
CAGE
H0203

An electrical fitting with electrical contacts constructed to be affixed to the end of a cable, conduit, coaxial line, cord, wire (includes printed/etched), printed wiring board, or the like for convenience in joining with another electrical connector(s) or printed wiring board. It is designed to be mounted on a bulkhead, chassis, panel, wall, printed wiring board, or the like. Excludes lampholder; jack, telephone; jack, tip; insert electrical connector; insert module, electrical connector; connector body (as modified) and socket, plug-in electronic components. See also wiring harness (as modified) and cable assembly (as modified). For items with termination wires of more than four inches in length, see lead assembly, electrical. For items without inserts, see shell, electrical connector.

Part 251-16 NSN 5935-00-838-8470

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15093
FIIG:
A039B0
Concept No.:
App. Key:
K
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:
G
ESD:
ESD:
MMAC:
EH
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: 8538907080
  • SITC: 77282
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Parts suitable for use solely or principally with the apparatus for heading 8535, 8536,8537, nesoi

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