PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-50553Coupling,electrical Conduit

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5975-00-660-5809 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-660-5809 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-660-5809. Primary manufacturer part number: A-A-50553.
Features
  • Coupling,electrical Conduit — FSC 5975
  • Surface Treatment: CADMIUM OR ZINC
  • Item Accommodated Trade Size: 2.000 INCHES FIRST END IN
  • End Type: GLAND NUT W/INTERNAL THREAD FIRST END
  • Material: IRON MALLEABLE OR STEEL
  • Style Designator: COMPRESSION
  • End Type: SHOULDERED FERRULE W/ROUND NUT SECOND END
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL SECOND END
Applications
  • Applications requiring Iron Malleable or Steel construction
General Description

The Coupling,electrical Conduit, cataloged under National Stock Number 5975-00-660-5809, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5975-00-660-5809
Primary Part NumberA-A-50553
Item NameCoupling,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Surface TreatmentCADMIUM OR ZINC
Item Accommodated Trade Size2.000 INCHES FIRST END IN
End TypeGLAND NUT W/INTERNAL THREAD FIRST END
MaterialIRON MALLEABLE OR STEEL
Style DesignatorCOMPRESSION
End TypeSHOULDERED FERRULE W/ROUND NUT SECOND END
Conduit Type AccommodatedRIGID METALLIC THICKWALL SECOND END
Conduit Type AccommodatedRIGID METALLIC THICKWALL FIRST END
Item Accommodated Trade Size2.000 INCHES SECOND END IN
Nondefinitive Spec/std Data1 CLASS AND A KIND AND II TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4510-00-031-7634520 INTERCHANGEABLE
Faucet,double
Delta Faucet Co
5905-00-052-1981B12J20K INTERCHANGEABLE
Resistor,fixed,wire Wound
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5950-00-066-0927 INTERCHANGEABLE
Transformer,radio Frequency
5330-00-074-26008620 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
2940-00-075-016174995265 INTERCHANGEABLE
Filter Element,fluid
Kalmar AC Inc
5977-00-167-9226 INTERCHANGEABLE
Brush,electrical Contact
4330-00-218-5914 INTERCHANGEABLE
Holder,nozzle
6240-00-299-61261828 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
2530-00-357-5066176-5 INTERCHANGEABLE
Parts Kit,relay Valve,air Pressu
Sealco Air Controls Inc
4310-00-360-40761828 INTERCHANGEABLE
Intercooler,compressor
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Cross-Reference Index
Part NumberManufacturer
A-A-50553 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
1828 Raco, a Division of Hubbell Incorporated(delaware) (USA)
8620 Abb Installation Products Inc (USA)
WF408 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
NTCC-200 Egs Electrical Group Appleton Div (USA)
HK-406 Thomas and Betts Corp American Electric Div Oem Group Memphis Tn (USA)
30-200 Egs Electric Co Llc (USA)
AA50553-2-1-G-06-S Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
1765 Efcor Inc
8620 Thomas and Betts Corp (USA)
HK-406 Abb Installation Products Inc (USA)
Related Parts
4510-00-031-7634INTERCHANGEABLE
FAUCET,DOUBLE
520
5905-00-052-1981INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
B12J20K
5950-00-066-0927INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5330-00-074-2600INTERCHANGEABLE
SEAL,PLAIN ENCASED
8620
2940-00-075-0161INTERCHANGEABLE
FILTER ELEMENT,FLUID
74995265
5977-00-167-9226INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
4330-00-218-5914INTERCHANGEABLE
HOLDER,NOZZLE
6240-00-299-6126INTERCHANGEABLE
LAMP,INCANDESCENT
1828
2530-00-357-5066INTERCHANGEABLE
PARTS KIT,RELAY VALVE,AIR PRESSU
176-5
4310-00-360-4076INTERCHANGEABLE
INTERCOOLER,COMPRESSOR
1828
5915-00-390-8501INTERCHANGEABLE
FILTER,BAND PASS
293-1260-020
5950-00-439-6259INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
722849-1

Frequently Asked Questions

What is NSN 5975-00-660-5809?

NSN 5975-00-660-5809 is a Coupling,electrical Conduit, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-660-5809?

NSN 5975-00-660-5809 has 11 cross-referenced part numbers: A-A-50553 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 1828 (Raco, a Division of Hubbell Incorporated(delaware)), 8620 (Abb Installation Products Inc), WF408 (Federal Specifications Promulgated by General Services Administration Washington DC), NTCC-200 (Egs Electrical Group Appleton Div) and 6 more.

What NSN replaces 5975-00-660-5809?

There are 12 known substitutes for 5975-00-660-5809: 4510-00-031-7634, 5905-00-052-1981, 5950-00-066-0927 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-50553?

Key specifications for A-A-50553: Surface Treatment: CADMIUM OR ZINC; Item Accommodated Trade Size: 2.000 INCHES FIRST END IN; End Type: GLAND NUT W/INTERNAL THREAD FIRST END; Material: IRON MALLEABLE OR STEEL. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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