Model: M28731/31

Electr Receptacle Connector Body

Properties:

Thread Class
2a and 2a and 2b
Thread Direction
Right-hand and right-hand and right-hand
Body Style
Straight shape, rectangular
Overall Length
3.372 inches
Overall Height
0.870 inches
Overall Width
2.592 inches
Unthreaded Mounting Hole Diameter
0.125 inches
Center To Center Distance Between Mounting Facilities Parallel To Height
0.468 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
2.280 inches
Threaded Device Type
Coupling facility and back shell
Mating End Quantity
12
Polarization Method
Mating end and 2 polarization posts
Connector Locking Method
Jackscrew
Thready Qty Per Inch (tpi)
32 and 32 and 40
Thread Size
0.138 inches and 0.138 inches and 0.138 inches
Insert Material
Plastic diallyl phthalate single mating end or plastic polyester single mating end
Insert Material Specification
Mil-m-14, type sdg-f or gdi-30f military specification single material response single mating end
Test Data Document
81349-mil-c-28731 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 and unc and unc
Specification Data
81349-mil-c-28731/31 government specification
NSN
5935-01-273-7944
Part Number
M28731/31
Description
Connector Body,receptacle,electr
CAGE
81349

The main or principal part of a connector, receptacle, electrical which includes insert(s) designed to accommodate but does not include removable contacts. It may have a hood or shell, a jackscrew and jacksocket, or other means for polarizing and aligning. It is designed to be mounted on a bulkhead, chassis, panel, wall, or the like. Excludes connector body, modular receptacle, electrical. For items without inserts, see shell, electrical connector.

Part M28731/31 NSN 5935-01-273-7944

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
61925
FIIG:
A039B0
Concept No.:
App. Key:
E
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
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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