Model: M81659-21B1-0052

Electrical Receptacle Connector

Properties:

Thread Class
2b
Thread Direction
Right-hand
Body Style
Straight shape
Overall Length
1.625 inches
Overall Height
Between 3.105 inches and 3.115 inches
Overall Width
Between 2.485 inches and 2.515 inches
Environmental Protection
Humidity resistant and shock proof and salt water resistant and vibration resistant
Center To Center Distance Between Mounting Facilities Parallel To Height
Between 2.782 inches and 2.786 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
Between 1.435 inches and 1.439 inches
Distance From Mounting Shoulder To Front Face
0.757 inches
Threaded Device Type
Mounting hole
Mating End Quantity
2
Contact Removability
Removable all mating ends all contact groupings
Polarization Method
2 polarization posts
Shell Type
Solid
Thread Size
0.112 inches
Terminal Location
Back all mating ends all contact groupings
Terminal Type
Crimp all mating ends all contact groupings
Shell Material
Aluminum alloy
Shell Surface Treatment
Cadmium
Shell Surface Treatment Specification
Qq-p-416, type 2 federal specification single treatment response
Included Contact Quantity
248 all mating ends all contact groupings
Included Contact Type
Round socket all mating ends all contact groupings
Test Data Document
81349-mil-c-81659 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
Unc
Specification Data
81349-mil-c-81659/21 government specification
NSN
5935-01-030-6251
Part Number
M81659-21B1-0052
Description
Connector,receptacle,electrical
CAGE
81349

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 M81659-21B1-0052 NSN 5935-01-030-6251

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:
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: 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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