PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILF21346-1Clip,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5999-00-789-3049 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-789-3049 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-789-3049. Primary manufacturer part number: MILF21346-1.
Features
  • Clip,electrical — FSC 5999
  • Mounting Method: UNTHREADED HOLE(S)
  • Hole Accommodation Diameter: 0.540 INCHES MINIMUM IN
  • Material Document and Classification: SAE1065 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Surface Treatment: TIN BODY
  • Style Designator: FERRULE CLIP
  • Surface Treatment Document and Classification: MIL-T-10727 MIL SPEC SINGLE TREATMENT RESPONSE BODY
  • Mounting Facility Quantity: 1
Applications
  • Applications requiring Steel Comp 1065 Body construction
General Description

The Clip,electrical, cataloged under National Stock Number 5999-00-789-3049, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, 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
NSN5999-00-789-3049
Primary Part NumberMILF21346-1
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
Mounting MethodUNTHREADED HOLE(S)
Hole Accommodation Diameter0.540 INCHES MINIMUM IN
Material Document and ClassificationSAE1065 ASSN STD SINGLE MATERIAL RESPONSE BODY
Surface TreatmentTIN BODY
Style DesignatorFERRULE CLIP
Surface Treatment Document and ClassificationMIL-T-10727 MIL SPEC SINGLE TREATMENT RESPONSE BODY
Mounting Facility Quantity1
Specification/standard Data81349-MIL-F-21346/1 GOVERNMENT SPECIFICATION
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.).
MaterialSTEEL COMP 1065 BODY
Unthreaded Mounting Hole Diameter0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
Current Rating in Amps30.0
Mounting MethodUNTHREADED HOLE(S)
Hole Accommodation Diameter0.540 INCHES MINIMUM IN
Material Document and ClassificationSAE1065 ASSN STD SINGLE MATERIAL RESPONSE BODY
Surface TreatmentTIN BODY
Style DesignatorFERRULE CLIP
Surface Treatment Document and ClassificationMIL-T-10727 MIL SPEC SINGLE TREATMENT RESPONSE BODY
Mounting Facility Quantity1
Specification/standard Data81349-MIL-F-21346/1 GOVERNMENT SPECIFICATION
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.).
MaterialSTEEL COMP 1065 BODY
Unthreaded Mounting Hole Diameter0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
Current Rating in Amps30.0
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5999-00-068-7309
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeZ
Weight0.0120 lbs
Cube0.0007 cu ft
Verified Substitutes 12
Clip,electrical
Clip,electrical
Clip,electrical
Clip,electrical
Clip,electrical
Clip,electrical
Clip,electrical
Clip,electrical
Clip,electrical
Clip,electrical
Cross-Reference Index
Part NumberManufacturer
MILF21346-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AA55507/01-06 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-55507 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
FC21D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A-A-55507/1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
FC21DF Comsaco, Llc Dba Comsaco Inc (USA)
FC21DF Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
D-100033 Littelfuse, Inc. (USA)
M21346/1-06 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 5999-00-068-7309 Clip,electrical
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Frequently Asked Questions

What is NSN 5999-00-789-3049?

NSN 5999-00-789-3049 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 5999-00-789-3049?

NSN 5999-00-789-3049 has 9 cross-referenced part numbers: MILF21346-1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AA55507/01-06 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-55507 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), FC21D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A-A-55507/1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 4 more.

What NSN replaces 5999-00-789-3049?

There are 12 known substitutes for 5999-00-789-3049: 5999-00-068-7309, 5999-00-069-7622, 5999-00-081-6721 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILF21346-1?

Key specifications for MILF21346-1: Mounting Method: UNTHREADED HOLE(S); Hole Accommodation Diameter: 0.540 INCHES MINIMUM IN; Material Document and Classification: SAE1065 ASSN STD SINGLE MATERIAL RESPONSE BODY; Surface Treatment: TIN BODY. 30 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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