PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18-16HBackshell,electrical Connector

Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation · NSN 5935-00-578-2358 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-578-2358 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-578-2358. Primary manufacturer part number: 18-16H.
Features
  • Backshell,electrical Connector — FSC 5935
  • Thread Class: 2B
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.687 INCHES NOMINAL IN
  • Cable Opening Diameter: 0.531 INCHES MAXIMUM IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Cable Opening Quantity: 1
  • Mounting Facility Type and Quantity: 4 THREADED HOLE(S)
  • Nominal Thread Size: 0.112 INCHES IN
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Aluminum construction
General Description

The Backshell,electrical Connector, cataloged under National Stock Number 5935-00-578-2358, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-578-2358
Primary Part Number18-16H
Item NameBackshell,electrical Connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerWinchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation
StatusCANCELLED
Thread Class2B
Center to Center Distance Between Mounting Facilities Parallel to Length1.687 INCHES NOMINAL IN
Cable Opening Diameter0.531 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Cable Opening Quantity1
Mounting Facility Type and Quantity4 THREADED HOLE(S)
Nominal Thread Size0.112 INCHES IN
Thread Quantity Per Inch40
MaterialALUMINUM
Surface TreatmentANODIZE
Style DesignatorHOOD, TOP OPENING W/CLAMP
Center to Center Distance Between Mounting Facilities Parallel to Width0.312 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
3220-00-174-632431-515 INTERCHANGEABLE
Sander,belt,combination Vertical
Delta Intl Machinery Corp
3110-00-183-9175 INTERCHANGEABLE
Ball,bearing
5940-00-250-775231515 INTERCHANGEABLE
Terminal,lug
Te Connectivity Corporation
4820-00-468-6936403-3601-1479534PC89 INTERCHANGEABLE
Valve,globe
Naval Sea Systems Command
2530-00-623-709511-606 INTERCHANGEABLE
Hub and Brake Drum Assembly,whee
Pdi Ground Support Systems, Inc.
5950-01-029-490851031-1 INTERCHANGEABLE
Transformer,power
Engelhard Corp Specialty Div
5365-01-179-192431515 INTERCHANGEABLE
Spacer
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5340-01-707-4843510311 INTERCHANGEABLE
Sleeve,lifting Sling
Inveris Training Solutions, Inc
Cross-Reference Index
Part NumberManufacturer
18-16H PRIMARY Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation (USA)
1JC2189-7 PRIMARY Westinghouse Electric Corp (USA)
51031-1 Raytheon Company Dba Raytheon (USA)
A18H PRIMARY Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect (USA)
A51102 Mutron Corp (USA)
1JC2189-7 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
P37150004 PRIMARY Entron Industries Limited Partnership Dba Entron Industries Property Div (USA)
51031 Raytheon Company Dba Raytheon (USA)
31515 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
3220-00-174-6324INTERCHANGEABLE
SANDER,BELT,COMBINATION VERTICAL
31-515
3110-00-183-9175INTERCHANGEABLE
BALL,BEARING
5940-00-250-7752INTERCHANGEABLE
TERMINAL,LUG
31515
4820-00-468-6936INTERCHANGEABLE
VALVE,GLOBE
403-3601-1479534PC89
2530-00-623-7095INTERCHANGEABLE
HUB AND BRAKE DRUM ASSEMBLY,WHEE
11-606
5950-01-029-4908INTERCHANGEABLE
TRANSFORMER,POWER
51031-1
5365-01-179-1924INTERCHANGEABLE
SPACER
31515
5340-01-707-4843INTERCHANGEABLE
SLEEVE,LIFTING SLING
510311

Frequently Asked Questions

What is NSN 5935-00-578-2358?

NSN 5935-00-578-2358 is a Backshell,electrical Connector, manufactured by Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-578-2358?

NSN 5935-00-578-2358 has 9 cross-referenced part numbers: 18-16H (Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation), 1JC2189-7 (Westinghouse Electric Corp), 51031-1 (Raytheon Company Dba Raytheon), A18H (Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect), A51102 (Mutron Corp) and 4 more.

What NSN replaces 5935-00-578-2358?

There are 8 known substitutes for 5935-00-578-2358: 3220-00-174-6324, 3110-00-183-9175, 5940-00-250-7752 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18-16H?

Key specifications for 18-16H: Overall Width: 1.078 INCHES NOMINAL IN; Thread Class: 2B; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.687 INCHES NOMINAL IN; Cable Opening Diameter: 0.531 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-578-2358 still in active supply?

NSN 5935-00-578-2358 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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