PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA52028-TYPE IIDrain,floor

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 4510-00-273-1092 · FSC 4510 · No Item Name Available
Verified by PartsTable
NSN 4510-00-273-1092 — this item is cataloged by the U.S. Government under National Stock Number 4510-00-273-1092. Primary manufacturer part number: AA52028-TYPE II.
Features
  • Drain,floor — FSC 4510
  • Attachment Method: BOLTED
  • Outlet Connection Joint Type: THREADED
  • Open Strainer Dimension: 9 IN. BY 9 IN. IN
  • Outlet Location: BOTTOM
  • Open Strainer: INCLUDED
  • Outlet Pipe Size Accommodated: 4.000 INCHES IN
  • Unit Type: FLUSH
Applications
  • Applications requiring Iron Cast Location Not Otherwise Specified construction
General Description

The Drain,floor, cataloged under National Stock Number 4510-00-273-1092, is classified within Federal Supply Class 4510 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4510-00-273-1092
Primary Part NumberAA52028-TYPE II
Item NameDrain,floor
FSC / FSG4510 / 45 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Attachment MethodBOLTED
Outlet Connection Joint TypeTHREADED
Open Strainer Dimension9 IN. BY 9 IN. IN
Outlet LocationBOTTOM
Open StrainerINCLUDED
Outlet Pipe Size Accommodated4.000 INCHES IN
Unit TypeFLUSH
Design ConfigurationSLOTTED
Surface TreatmentENAMEL BODY
Surface TreatmentENAMEL LOCATION NOT OTHERWISE SPECIFIED
MaterialIRON CAST LOCATION NOT OTHERWISE SPECIFIED
ShapeSQUARE
MaterialIRON CAST BODY
Nondefinitive Spec/std Data9 SIZE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4510-00-273-1091 INTERCHANGEABLE
Drain,floor
Cross-Reference Index
Part NumberManufacturer
AA52028-TYPE II Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-52028 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
SIZE9INSQW4IN0UTLET Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILD3156 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4510-00-273-1091INTERCHANGEABLE
DRAIN,FLOOR

Frequently Asked Questions

What is NSN 4510-00-273-1092?

NSN 4510-00-273-1092 is a Drain,floor, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 4510 (No Item Name Available). Status: active.

What are the part numbers for NSN 4510-00-273-1092?

NSN 4510-00-273-1092 has 4 cross-referenced part numbers: AA52028-TYPE II (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-52028 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), SIZE9INSQW4IN0UTLET (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILD3156 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4510-00-273-1092?

There is 1 known substitute for 4510-00-273-1092: 4510-00-273-1091. Verify interchangeability with system specifications before substitution.

What are the specifications of AA52028-TYPE II?

Key specifications for AA52028-TYPE II: Attachment Method: BOLTED; Outlet Connection Joint Type: THREADED; Open Strainer Dimension: 9 IN. BY 9 IN. IN; Outlet Location: BOTTOM. 14 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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