PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2057Bushing,electrical Conductor

Heyco Inc Dba Heyco Products · NSN 5975-01-120-0297 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-01-120-0297 — this item is cataloged by the U.S. Government under National Stock Number 5975-01-120-0297. Primary manufacturer part number: 2057.
Features
  • Bushing,electrical Conductor — FSC 5975
  • Material: PLASTIC POLYAMIDE NYLON BODY
  • Accommodation Hole Inside Diameter: 0.250 INCHES NOMINAL IN
  • Body Outside Diameter: 0.562 INCHES NOMINAL IN
  • Style Designator: SNAP
  • Material Document and Classification: MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE BODY
  • 3 verified cross-references
  • Primary manufacturer: Heyco Inc Dba Heyco Products
Applications
  • Applications requiring Plastic Polyamide Nylon Body construction
General Description

The Bushing,electrical Conductor, cataloged under National Stock Number 5975-01-120-0297, 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 Heyco Inc Dba Heyco Products. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5975-01-120-0297
Primary Part Number2057
Item NameBushing,electrical Conductor
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerHeyco Inc Dba Heyco Products
StatusCANCELLED
MaterialPLASTIC POLYAMIDE NYLON BODY
Accommodation Hole Inside Diameter0.250 INCHES NOMINAL IN
Body Outside Diameter0.562 INCHES NOMINAL IN
Style DesignatorSNAP
Material Document and ClassificationMIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-113-3955 INTERCHANGEABLE
Wrench,open End
5340-00-302-59462057 INTERCHANGEABLE
Handle,bow
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
6105-00-308-2753 INTERCHANGEABLE
Motor,alternating Current
5935-00-549-33132057 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Bogen Communications Inc
5325-00-598-14412057 INTERCHANGEABLE
Ring,retaining
Lebus International, Inc.
2520-00-734-90062057 INTERCHANGEABLE
Lug Shift
Clark Material Handling Company
4320-01-022-7633 INTERCHANGEABLE
Vane,pump,rotary
5935-01-028-027820-64 INTERCHANGEABLE
Dummy Connector,plug
Ted Manufacturing Corp Div Ted Manufacturing Corporation
6625-01-045-50062057 INTERCHANGEABLE
Termination
Cinch Connectivity Solutions Inc
5930-01-111-57582057 INTERCHANGEABLE
Switch,code Indicating Wheel
Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch
Cross-Reference Index
Part NumberManufacturer
K500-250 Heyco Inc Dba Heyco Products (USA)
C5114364-3 Signals Warfare Project Manager (USA)
2057 PRIMARY Heyco Inc Dba Heyco Products (USA)
Related Parts
5120-00-113-3955INTERCHANGEABLE
WRENCH,OPEN END
5340-00-302-5946INTERCHANGEABLE
HANDLE,BOW
2057
6105-00-308-2753INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
5935-00-549-3313INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
2057
5325-00-598-1441INTERCHANGEABLE
RING,RETAINING
2057
2520-00-734-9006INTERCHANGEABLE
LUG SHIFT
2057
4320-01-022-7633INTERCHANGEABLE
VANE,PUMP,ROTARY
5935-01-028-0278INTERCHANGEABLE
DUMMY CONNECTOR,PLUG
20-64
6625-01-045-5006INTERCHANGEABLE
TERMINATION
2057
5930-01-111-5758INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
2057
6240-01-157-0636INTERCHANGEABLE
LAMP,INCANDESCENT
2057
3040-01-290-1090INTERCHANGEABLE
LEVER,MANUAL CONTROL

Frequently Asked Questions

What is NSN 5975-01-120-0297?

NSN 5975-01-120-0297 is a Bushing,electrical Conductor, manufactured by Heyco Inc Dba Heyco Products, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-01-120-0297?

NSN 5975-01-120-0297 has 3 cross-referenced part numbers: K500-250 (Heyco Inc Dba Heyco Products), C5114364-3 (Signals Warfare Project Manager), 2057 (Heyco Inc Dba Heyco Products).

What NSN replaces 5975-01-120-0297?

There are 12 known substitutes for 5975-01-120-0297: 5120-00-113-3955, 5340-00-302-5946, 6105-00-308-2753 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2057?

Key specifications for 2057: Overall Height: 0.438 INCHES NOMINAL IN; Material: PLASTIC POLYAMIDE NYLON BODY; Accommodation Hole Inside Diameter: 0.250 INCHES NOMINAL IN; Body Outside Diameter: 0.562 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-01-120-0297 still in active supply?

NSN 5975-01-120-0297 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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