PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-50563Conduit Outlet

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5975-00-644-3171 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-644-3171 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-644-3171. Primary manufacturer part number: A-A-50563.
Features
  • Conduit Outlet — FSC 5975
  • Style Designator: OBLONG
  • Hazardous Locations/environmental Protection: NOT RATED
  • Mounting Method: THREADED FASTENER COVER
  • Cover Opening Length: 3.812 INCHES NOMINAL IN
  • Cover Mounting Surface Type: FLAT
  • Conduit Entrance Type: HUB DRILLED AND TAPPED ALL ENTRANCE
  • Cover Opening Width: 1.125 INCHES NOMINAL IN
Applications
  • Applications requiring Iron Overall construction
General Description

The Conduit Outlet, cataloged under National Stock Number 5975-00-644-3171, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-644-3171
Primary Part NumberA-A-50563
Item NameConduit Outlet
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusCANCELLED
Style DesignatorOBLONG
Hazardous Locations/environmental ProtectionNOT RATED
Mounting MethodTHREADED FASTENER COVER
Cover Opening Length3.812 INCHES NOMINAL IN
Cover Mounting Surface TypeFLAT
Conduit Entrance TypeHUB DRILLED AND TAPPED ALL ENTRANCE
Cover Opening Width1.125 INCHES NOMINAL IN
Conduit Trade Size Accommodated0.750 INCHES ALL ENTRANCE IN
MaterialIRON OVERALL
Cover Mounting Hole Arrangement StyleLINE
Trade DesignationLB STYLE
Conduit Type AccommodatedRIGID METALLIC THICKWALL ALL ENTRANCE
Nondefinitive Spec/std Data1 DESIGN AND LB STYLE
Cover Quantity1
Cover Mounting Hole Quantity2
Functional Cover StyleBLANK
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2810-00-169-91797073 INTERCHANGEABLE
Retainer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5975-00-839-7282YLB5ANDL450 INTERCHANGEABLE
Conduit Outlet
Killark Electric Mfg Co
5975-00-839-7284YLB6ANDL60 INTERCHANGEABLE
Conduit Outlet
Killark Electric Mfg Co
5975-00-839-7286YLL1ANDL10 INTERCHANGEABLE
Conduit Outlet
Killark Electric Mfg Co
5975-00-839-9753FSC2 INTERCHANGEABLE
Conduit Outlet
Killark Electric Mfg Co
4730-00-946-52267073 INTERCHANGEABLE
Elbow,tube to Hose
Essex Industries, Inc. Dba Essex Industries
2540-01-098-18727073 INTERCHANGEABLE
Mirror Assembly,rearview
Gc/waldom Inc
6515-01-149-4077 INTERCHANGEABLE
Canister Assembly,suction,surgic
2540-01-165-8354412345000 INTERCHANGEABLE
Mirror Assembly,rearview
Ic Corporation
6240-01-262-0088 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
A-A-50563 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
WC586 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
WC586A Federal Specifications Promulgated by General Services Administration Washington DC (USA)
70-73 Efcor Inc
AA50563-101ALLBB Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
2810-00-169-9179INTERCHANGEABLE
RETAINER
7073
5975-00-839-7282INTERCHANGEABLE
CONDUIT OUTLET
YLB5ANDL450
5975-00-839-7284INTERCHANGEABLE
CONDUIT OUTLET
YLB6ANDL60
5975-00-839-7286INTERCHANGEABLE
CONDUIT OUTLET
YLL1ANDL10
5975-00-839-9753INTERCHANGEABLE
CONDUIT OUTLET
FSC2
4730-00-946-5226INTERCHANGEABLE
ELBOW,TUBE TO HOSE
7073
2540-01-098-1872INTERCHANGEABLE
MIRROR ASSEMBLY,REARVIEW
7073
6515-01-149-4077INTERCHANGEABLE
CANISTER ASSEMBLY,SUCTION,SURGIC
2540-01-165-8354INTERCHANGEABLE
MIRROR ASSEMBLY,REARVIEW
412345000
6240-01-262-0088INTERCHANGEABLE
LAMP,INCANDESCENT
6130-01-296-3282INTERCHANGEABLE
POWER SUPPLY
707-3
4940-01-478-1442INTERCHANGEABLE
SHOP EQUIPMENT,UTILITY
7073

Frequently Asked Questions

What is NSN 5975-00-644-3171?

NSN 5975-00-644-3171 is a Conduit Outlet, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-644-3171?

NSN 5975-00-644-3171 has 5 cross-referenced part numbers: A-A-50563 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), WC586 (Federal Specifications Promulgated by General Services Administration Washington DC), WC586A (Federal Specifications Promulgated by General Services Administration Washington DC), 70-73 (Efcor Inc), AA50563-101ALLBB (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).

What NSN replaces 5975-00-644-3171?

There are 12 known substitutes for 5975-00-644-3171: 2810-00-169-9179, 5975-00-839-7282, 5975-00-839-7284 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-50563?

Key specifications for A-A-50563: Style Designator: OBLONG; Hazardous Locations/environmental Protection: NOT RATED; Overall Depth: 3.350 INCHES NOMINAL IN; Mounting Method: THREADED FASTENER COVER. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-644-3171 still in active supply?

NSN 5975-00-644-3171 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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