PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M9177/5-1Connector-Switch

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5999-01-134-1357 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-134-1357 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-134-1357. Primary manufacturer part number: M9177/5-1.
Features
  • Connector-Switch — FSC 5999
  • Test Data Document: 81349-MIL-C-9177 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • General Characteristics Item Description: SHELL MADE OF NYLON ZYTEL ST801; BODY AND INSULATION MADE OF POLYVINYLIDENE FLUORIDE
  • Test Data Document: 81349-MIL-C-9177 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • General Characteristics Item Description: SHELL MADE OF NYLON ZYTEL ST801; BODY AND INSULATION MADE OF POLYVINYLIDENE FLUORIDE
  • 3 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Connector-Switch, cataloged under National Stock Number 5999-01-134-1357, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-01-134-1357
Primary Part NumberM9177/5-1
Item NameConnector-Switch
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Test Data Document81349-MIL-C-9177 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
General Characteristics Item DescriptionSHELL MADE OF NYLON ZYTEL ST801; BODY AND INSULATION MADE OF POLYVINYLIDENE FLUORIDE
Test Data Document81349-MIL-C-9177 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
General Characteristics Item DescriptionSHELL MADE OF NYLON ZYTEL ST801; BODY AND INSULATION MADE OF POLYVINYLIDENE FLUORIDE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Weight0.1650 lbs
Cube0.0063 cu ft
Verified Substitutes 5
Connector-Switch
5935-00-246-2383 INTERCHANGEABLE
Plug,telephone
5305-00-494-2052 INTERCHANGEABLE
Screw,machine
5935-00-642-0626 INTERCHANGEABLE
Plug,telephone
5935-00-665-5125 INTERCHANGEABLE
Jack,telephone
Cross-Reference Index
Part NumberManufacturer
M9177/5-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-9177 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-9177/5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5999-01-333-3149SUCCESSOR
CONNECTOR-SWITCH
5935-00-246-2383INTERCHANGEABLE
PLUG,TELEPHONE
5305-00-494-2052INTERCHANGEABLE
SCREW,MACHINE
5935-00-642-0626INTERCHANGEABLE
PLUG,TELEPHONE
5935-00-665-5125INTERCHANGEABLE
JACK,TELEPHONE

Frequently Asked Questions

What is NSN 5999-01-134-1357?

NSN 5999-01-134-1357 is a Connector-Switch, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-134-1357?

NSN 5999-01-134-1357 has 3 cross-referenced part numbers: M9177/5-1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-9177 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-9177/5 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5999-01-134-1357?

There are 5 known substitutes for 5999-01-134-1357: 5999-01-333-3149, 5935-00-246-2383, 5305-00-494-2052 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M9177/5-1?

Key specifications for M9177/5-1: Test Data Document: 81349-MIL-C-9177 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; General Characteristics Item Description: SHELL MADE OF NYLON ZYTEL ST801; BODY AND INSULATION MADE OF POLYVINYLIDENE FLUORIDE; Test Data Document: 81349-MIL-C-9177 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; General Characteristics Item Description: SHELL MADE OF NYLON ZYTEL ST801; BODY AND INSULATION MADE OF POLYVINYLIDENE FLUORIDE. 4 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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