PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6577Connector,plug,electrical

At and T Corp · NSN 5935-00-149-0525 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-149-0525 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-149-0525. Primary manufacturer part number: 6577.
Features
  • Connector,plug,electrical — FSC 5935
  • Contact Removability: NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
  • Included Contact Quantity: 8 SINGLE MATING END SINGLE CONTACT GROUPING
  • Shell Type: SOLID
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
  • Included Contact Type: ROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
  • Connector Locking Method: INTERNALLY THREADED COUPLING RING
  • Polarization Method: CONTACT
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-00-149-0525, 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 At and T Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-149-0525
Primary Part Number6577
Item NameConnector,plug,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerAt and T Corp
StatusCANCELLED
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity8 SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact TypeROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodINTERNALLY THREADED COUPLING RING
Polarization MethodCONTACT
Threaded Device TypeCOUPLING FACILITY
Mating End Quantity1
Body StyleSTRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
4730-00-196-0861 INTERCHANGEABLE
Bushing,pipe
5315-00-275-4758 INTERCHANGEABLE
Pin,straight,headless
5330-00-352-9280267098 INTERCHANGEABLE
Gasket
Linde Material Handling North America Corporation
5330-00-567-55846577 INTERCHANGEABLE
Gasket
King Engineering Corporation Dba King-Gage Systems
2915-00-716-2581560981 INTERCHANGEABLE
Piston
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5950-00-936-4431718840-11REVA INTERCHANGEABLE
Saturable Reactor
Raytheon Company Div Rmd Strategic
3120-01-168-31136577 INTERCHANGEABLE
Bushing,sleeve
Eaton Aerospace, Llc Dba Jackson South
5310-01-201-0306373-0191-010 INTERCHANGEABLE
Washer,lock
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4810-01-387-54958210G094 INTERCHANGEABLE
Valve,solenoid
Automatic Switch Company Dba Asco
4810-01-424-97956577-G501 INTERCHANGEABLE
Valve,solenoid
Howell Laboratories Inc Dba Howell Laboratories Inc
Cross-Reference Index
Part NumberManufacturer
6577 At and T Corp (USA)
6577 Lucent Technologies Inc Dba Federal Marketing Group (USA)
6577-1B Cessna Aircraft Co Arc Avionics Div (USA)
ES696461-1 At and T Corp (USA)
6577-000 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
6577-000 Stromberg-Carlson Corp a Plessey Telecommunications Co (USA)
6577 Lucent Technologies Inc Corporate Headquarters (USA)
6577 American Telephone and Telegraph Co (USA)
56098-1 Gte Products Corp Entertainment Products Group (USA)
ES696461-1 American Telephone and Telegraph Co (USA)
Related Parts
4730-00-196-0861INTERCHANGEABLE
BUSHING,PIPE
5315-00-275-4758INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5330-00-352-9280INTERCHANGEABLE
GASKET
267098
5330-00-567-5584INTERCHANGEABLE
GASKET
6577
2915-00-716-2581INTERCHANGEABLE
PISTON
560981
5950-00-936-4431INTERCHANGEABLE
SATURABLE REACTOR
718840-11REVA
3120-01-168-3113INTERCHANGEABLE
BUSHING,SLEEVE
6577
5310-01-201-0306INTERCHANGEABLE
WASHER,LOCK
373-0191-010
4810-01-387-5495INTERCHANGEABLE
VALVE,SOLENOID
8210G094
4810-01-424-9795INTERCHANGEABLE
VALVE,SOLENOID
6577-G501

Frequently Asked Questions

What is NSN 5935-00-149-0525?

NSN 5935-00-149-0525 is a Connector,plug,electrical, manufactured by At and T Corp, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-149-0525?

NSN 5935-00-149-0525 has 10 cross-referenced part numbers: 6577 (At and T Corp), 6577 (Lucent Technologies Inc Dba Federal Marketing Group), 6577-1B (Cessna Aircraft Co Arc Avionics Div), ES696461-1 (At and T Corp), 6577-000 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc) and 5 more.

What NSN replaces 5935-00-149-0525?

There are 10 known substitutes for 5935-00-149-0525: 4730-00-196-0861, 5315-00-275-4758, 5330-00-352-9280 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6577?

Key specifications for 6577: Contact Removability: NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING; Included Contact Quantity: 8 SINGLE MATING END SINGLE CONTACT GROUPING; Shell Type: SOLID; Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-149-0525 still in active supply?

NSN 5935-00-149-0525 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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