PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1253Adapter,electrical Conduit

Abb Installation Products Inc · NSN 5975-00-803-1299 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-803-1299 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-803-1299. Primary manufacturer part number: 1253.
Features
  • Adapter,electrical Conduit — FSC 5975
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL SECOND END
  • Item Accommodated Trade Size: 1.250 INCHES SECOND END IN
  • Material: IRON MALLEABLE
  • Style Designator: THREAD TO THREAD REDUCER
  • End Type: INTERNAL THREAD SECOND END
  • End Type: EXTERNAL THREAD FIRST END
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL FIRST END
Applications
  • Applications requiring Iron Malleable construction
General Description

The Adapter,electrical Conduit, cataloged under National Stock Number 5975-00-803-1299, 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 Abb Installation Products Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5975-00-803-1299
Primary Part Number1253
Item NameAdapter,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerAbb Installation Products Inc
StatusACTIVE
Conduit Type AccommodatedRIGID METALLIC THICKWALL SECOND END
Item Accommodated Trade Size1.250 INCHES SECOND END IN
MaterialIRON MALLEABLE
Style DesignatorTHREAD TO THREAD REDUCER
End TypeINTERNAL THREAD SECOND END
End TypeEXTERNAL THREAD FIRST END
Conduit Type AccommodatedRIGID METALLIC THICKWALL FIRST END
Item Accommodated Trade Size1.500 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6240-00-272-8601 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
630 Efcor Inc
327R Egs Electric Co Llc (USA)
1253 PRIMARY Abb Installation Products Inc (USA)
Related Parts
6240-00-272-8601INTERCHANGEABLE
LAMP,INCANDESCENT

Frequently Asked Questions

What is NSN 5975-00-803-1299?

NSN 5975-00-803-1299 is a Adapter,electrical Conduit, manufactured by Abb Installation Products Inc, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-803-1299?

NSN 5975-00-803-1299 has 3 cross-referenced part numbers: 630 (Efcor Inc), 327R (Egs Electric Co Llc), 1253 (Abb Installation Products Inc).

What NSN replaces 5975-00-803-1299?

There is 1 known substitute for 5975-00-803-1299: 6240-00-272-8601. Verify interchangeability with system specifications before substitution.

What are the specifications of 1253?

Key specifications for 1253: Conduit Type Accommodated: RIGID METALLIC THICKWALL SECOND END; Item Accommodated Trade Size: 1.250 INCHES SECOND END IN; Material: IRON MALLEABLE; Style Designator: THREAD TO THREAD REDUCER. 9 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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