PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-F-21346/1Clip,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5999-00-081-6721 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-081-6721 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-081-6721. Primary manufacturer part number: MIL-F-21346/1.
Features
  • Clip,electrical — FSC 5999
  • Voltage Rating in Volts: 250.0 AC AND 250.0 DC
  • Unthreaded Mounting Hole Diameter: 0.131 INCHES NOMINAL IN
  • Current Rating in Amps: 30.0
  • Test Data Document: 81349-MIL-F-21346 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.).
  • Style Designator: FERRULE CLIP W/STOP
  • Hole Accommodation Diameter: 0.281 INCHES NOMINAL IN
  • Mounting Method: UNTHREADED HOLE(S)
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Clip,electrical, cataloged under National Stock Number 5999-00-081-6721, 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 18 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-081-6721
Primary Part NumberMIL-F-21346/1
Item NameClip,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Voltage Rating in Volts250.0 AC AND 250.0 DC
Unthreaded Mounting Hole Diameter0.131 INCHES NOMINAL IN
Current Rating in Amps30.0
Test Data Document81349-MIL-F-21346 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.).
Style DesignatorFERRULE CLIP W/STOP
Hole Accommodation Diameter0.281 INCHES NOMINAL IN
Mounting MethodUNTHREADED HOLE(S)
Specification/standard Data81349-MIL-F-21346/1 GOVERNMENT SPECIFICATION
Mounting Facility Quantity1
Voltage Rating in Volts250.0 AC AND 250.0 DC
Unthreaded Mounting Hole Diameter0.131 INCHES NOMINAL IN
Current Rating in Amps30.0
Test Data Document81349-MIL-F-21346 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.).
Style DesignatorFERRULE CLIP W/STOP
Hole Accommodation Diameter0.281 INCHES NOMINAL IN
Mounting MethodUNTHREADED HOLE(S)
Specification/standard Data81349-MIL-F-21346/1 GOVERNMENT SPECIFICATION
Mounting Facility Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Weight0.0625 lbs
Cube0.0007 cu ft
Verified Substitutes 12
Clip,electrical
Clip,electrical
Clip,electrical
Clip,electrical
5999-00-068-7309 INTERCHANGEABLE
Clip,electrical
5999-00-069-7622 INTERCHANGEABLE
Clip,electrical
5999-00-465-1283 INTERCHANGEABLE
Clip,electrical
5999-00-752-3620 INTERCHANGEABLE
Clip,electrical
5999-00-880-9585 INTERCHANGEABLE
Clip,electrical
5999-00-892-8349 INTERCHANGEABLE
Clip,electrical
Cross-Reference Index
Part NumberManufacturer
MIL-F-21346/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M21346/1-02 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FC21BN Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5999-00-752-6501SUCCESSOR
CLIP,ELECTRICAL
5999-00-789-3049SUCCESSOR
CLIP,ELECTRICAL
5999-00-904-6654SUCCESSOR
CLIP,ELECTRICAL
5999-01-387-3957SUCCESSOR
CLIP,ELECTRICAL
5999-00-068-7309INTERCHANGEABLE
CLIP,ELECTRICAL
5999-00-069-7622INTERCHANGEABLE
CLIP,ELECTRICAL
5999-00-465-1283INTERCHANGEABLE
CLIP,ELECTRICAL
5999-00-752-3620INTERCHANGEABLE
CLIP,ELECTRICAL
5999-00-880-9585INTERCHANGEABLE
CLIP,ELECTRICAL
5999-00-892-8349INTERCHANGEABLE
CLIP,ELECTRICAL
5999-00-954-5113INTERCHANGEABLE
CLIP,ELECTRICAL
5999-01-070-4512INTERCHANGEABLE
CLIP,ELECTRICAL

Frequently Asked Questions

What is NSN 5999-00-081-6721?

NSN 5999-00-081-6721 is a Clip,electrical, 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 5999-00-081-6721?

NSN 5999-00-081-6721 has 3 cross-referenced part numbers: MIL-F-21346/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M21346/1-02 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), FC21BN (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5999-00-081-6721?

There are 12 known substitutes for 5999-00-081-6721: 5999-00-752-6501, 5999-00-789-3049, 5999-00-904-6654 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-F-21346/1?

Key specifications for MIL-F-21346/1: Voltage Rating in Volts: 250.0 AC AND 250.0 DC; Unthreaded Mounting Hole Diameter: 0.131 INCHES NOMINAL IN; Current Rating in Amps: 30.0; Test Data Document: 81349-MIL-F-21346 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.).. 24 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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