PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1250Locknut,electrical Conduit

Raco, a Division of Hubbell Incorporated(delaware) · NSN 5975-01-048-4742 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-01-048-4742 — this item is cataloged by the U.S. Government under National Stock Number 5975-01-048-4742. Primary manufacturer part number: 1250.
Features
  • Locknut,electrical Conduit — FSC 5975
  • Thread Size: 2 1/2-8
  • Surface Treatment: ZINC
  • Material: IRON MALLEABLE
  • Drive Type: SPANNER
  • Conduit Size Accommodated: 2.500 INCHES NOMINAL IN
  • Thread Type: STRAIGHT
  • Overall Thickness: 0.281 INCHES NOMINAL IN
Applications
  • Applications requiring Iron Malleable construction
General Description

The Locknut,electrical Conduit, cataloged under National Stock Number 5975-01-048-4742, 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 Raco, a Division of Hubbell Incorporated(delaware). Government technical data includes 8 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
NSN5975-01-048-4742
Primary Part Number1250
Item NameLocknut,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerRaco, a Division of Hubbell Incorporated(delaware)
StatusACTIVE
Thread Size2 1/2-8
Surface TreatmentZINC
MaterialIRON MALLEABLE
Drive TypeSPANNER
Conduit Size Accommodated2.500 INCHES NOMINAL IN
Thread TypeSTRAIGHT
Overall Thickness0.281 INCHES NOMINAL IN
Outside Diameter3.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3020-00-138-921010606 INTERCHANGEABLE
Gear,antibacklash,spur
The Aeronautical Instrument and Radio Company Dba the Aeronautical Instrument and Radio Company Div the Aeronautical Instrument and
4320-00-148-777700149P-00 INTERCHANGEABLE
Link Assembly,valve Rod
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5120-00-191-6484 INTERCHANGEABLE
Key,socket Head Screw
4330-00-218-5565 INTERCHANGEABLE
Filter Element,fluid
5133-00-232-2866 INTERCHANGEABLE
Drill,twist
2920-00-353-739910606 INTERCHANGEABLE
Drive,engine,electrical Starter
Facet Enterprises Inc P and D Automotive Div
5330-00-454-965425800 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
2530-00-893-0568 INTERCHANGEABLE
Hub,wheel,vehicular
4470-01-066-6039 INTERCHANGEABLE
Pressure Switch,special
5120-01-076-7711 INTERCHANGEABLE
Key,socket Head Screw
Cross-Reference Index
Part NumberManufacturer
400-110-M Atlas Technologies Inc (USA)
GL-700 Neer Mfg Co Inc (USA)
LG-407 Abb Installation Products Inc (USA)
10606 Atlas Technologies Inc (USA)
16775 Neer Mfg Co Inc (USA)
GL17 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
107 Egs Electric Co Llc (USA)
127 Bridgeport Fittings Inc (USA)
1250 PRIMARY Raco, a Division of Hubbell Incorporated(delaware) (USA)
GL250 PRIMARY Egs Electrical Group Appleton Div (USA)
GL250 Efcor Inc
Related Parts
3020-00-138-9210INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
10606
4320-00-148-7777INTERCHANGEABLE
LINK ASSEMBLY,VALVE ROD
00149P-00
5120-00-191-6484INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
4330-00-218-5565INTERCHANGEABLE
FILTER ELEMENT,FLUID
5133-00-232-2866INTERCHANGEABLE
DRILL,TWIST
2920-00-353-7399INTERCHANGEABLE
DRIVE,ENGINE,ELECTRICAL STARTER
10606
5330-00-454-9654INTERCHANGEABLE
GASKET
25800
2530-00-893-0568INTERCHANGEABLE
HUB,WHEEL,VEHICULAR
4470-01-066-6039INTERCHANGEABLE
PRESSURE SWITCH,SPECIAL
5120-01-076-7711INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
3020-01-186-0900INTERCHANGEABLE
GEAR,SPUR
16775
7320-01-224-0913INTERCHANGEABLE
BRACKET,STEAM TABLE
1-6-775

Frequently Asked Questions

What is NSN 5975-01-048-4742?

NSN 5975-01-048-4742 is a Locknut,electrical Conduit, manufactured by Raco, a Division of Hubbell Incorporated(delaware), classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-01-048-4742?

NSN 5975-01-048-4742 has 11 cross-referenced part numbers: 400-110-M (Atlas Technologies Inc), GL-700 (Neer Mfg Co Inc), LG-407 (Abb Installation Products Inc), 10606 (Atlas Technologies Inc), 16775 (Neer Mfg Co Inc) and 6 more.

What NSN replaces 5975-01-048-4742?

There are 12 known substitutes for 5975-01-048-4742: 3020-00-138-9210, 4320-00-148-7777, 5120-00-191-6484 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1250?

Key specifications for 1250: Thread Size: 2 1/2-8; Surface Treatment: ZINC; Material: IRON MALLEABLE; Drive Type: SPANNER. 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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