Model: S1659-2550-4

Electrical Conduit Adapter

Special Features:

Gold plated pins

Properties:

Thread Class
2b second end
Inside Diameter
1.312 inches second end
Furnished Items
Bushing and gland and gland nut and retaining ring and eyelett and screws and sleeve and taper pins
Overall Length
4.500 inches
Outside Diameter
1.875 inches second end
Conduit Type Accommodated
Flexible nonmetallic first end
End Type
Internal convolutions first end
End Type
Internal thread second end
Storage Type
General purpose warehouse
Thread Size
1.312 inches second end
Item Accommodated Trade Size
0.500 inches first end
Material
Aluminum alloy
Material Specification
Qq-a-225 federal specification single material response or qq-a-591 federal specification single material response
Surface Treatment
Cadmium and paint
Surface Treatment Specification
Qq-p-416, type ii, class 3 federal specification 1st treatment response and s1659 mfr ref 2nd treatment response
Style Designator
Reducer
Thread Series Designator
Unef second end
NSN
5975-01-058-3343
Part Number
S1659-2550-4
Description
Adapter,electrical Conduit
CAGE

An item designed to couple or join two different types or sizes of conduits, and/or to be inserted in the opening of a conduit outlet or box to accommodate a conduit of a larger or smaller size; or it may be designed with internal thread on one end for mating with an electrical connector and an external thread on the other end for mating with a conduit coupling nut; or to establish necessary mechanical accommodations between an electrical conduit, conduit assembly and an electrical connector. Excludes reducing washer, knockout and box connector, electrical. See also adapter, cable to connector; and chase nipple, conduit.

Part S1659-2550-4 NSN 5975-01-058-3343

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06935
FIIG:
A01800
Concept No.:
1
App. Key:
A
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062010
UFC:
34496
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8543909000
  • SITC: 77879
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Electrical machines and apparatus parts, nesoi

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