PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S4027Backshell,electrical Connector

Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc · NSN 5935-01-572-2077 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-572-2077 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-572-2077. Primary manufacturer part number: S4027.
Features
  • Backshell,electrical Connector — FSC 5935
  • Cable Opening Diameter: 0.438 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
  • Mounting Facility Type and Quantity: 1 THREADED COUPLING AND 1 CLAMP ASSEMBLY
  • Material: ALUMINUM ALLOY
  • Surface Treatment: CADMIUM
  • Style Designator: ANGLE TYPE W/CLAMP
  • Body Angle in Deg: 90.0
  • Thread Tolerance Class: 6H INTERNAL
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Aluminum Alloy construction
General Description

The Backshell,electrical Connector, cataloged under National Stock Number 5935-01-572-2077, 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 Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5935-01-572-2077
Primary Part NumberS4027
Item NameBackshell,electrical Connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerJoslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc
StatusACTIVE
Cable Opening Diameter0.438 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
Mounting Facility Type and Quantity1 THREADED COUPLING AND 1 CLAMP ASSEMBLY
MaterialALUMINUM ALLOY
Surface TreatmentCADMIUM
Style DesignatorANGLE TYPE W/CLAMP
Body Angle in Deg90.0
Thread Tolerance Class6H INTERNAL
Thread Series DesignatorISO M
Size Designation21
Thread DirectionRIGHT-HAND
Cable Opening Quantity1
Distance From Centerline to Connector End1.125 INCHES MAXIMUM IN
Nominal Thread Size31.0 MILLIMETERS MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-990-55149130523 INTERCHANGEABLE
Washer,flat
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
S4027 PRIMARY Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc (USA)
Related Parts
5310-00-990-5514INTERCHANGEABLE
WASHER,FLAT
9130523

Frequently Asked Questions

What is NSN 5935-01-572-2077?

NSN 5935-01-572-2077 is a Backshell,electrical Connector, manufactured by Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-01-572-2077?

NSN 5935-01-572-2077 has 1 cross-referenced part number: S4027 (Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc).

What NSN replaces 5935-01-572-2077?

There is 1 known substitute for 5935-01-572-2077: 5310-00-990-5514. Verify interchangeability with system specifications before substitution.

What are the specifications of S4027?

Key specifications for S4027: Cable Opening Diameter: 0.438 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN; Mounting Facility Type and Quantity: 1 THREADED COUPLING AND 1 CLAMP ASSEMBLY; Material: ALUMINUM ALLOY; Surface Treatment: CADMIUM. 15 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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