PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1855255-CMounting Pad,electrical-Electron

Northrop Grumman Systems Corporation · NSN 5999-01-200-9445 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-200-9445 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-200-9445. Primary manufacturer part number: 1855255-C.
Features
  • Mounting Pad,electrical-Electron — FSC 5999
  • Material: PLASTIC DIALLYL PHTHALATE MINERAL FILLED
  • Material Document and Classification: MIL-M-14 MIL SPEC SINGLE MATERIAL RESPONSE
  • Test Data Document: 58536-A-A-55485 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.).
  • Unthreaded Mounting Hole Diameter: 0.025 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Color: BLACK
  • Specification/standard Data: 58536-A-A-55485/5 GOVERNMENT SPECIFICATION
  • Body Style: SQUARE
Applications
  • Applications requiring Plastic Diallyl Phthalate Mineral Filled construction
General Description

The Mounting Pad,electrical-Electron, cataloged under National Stock Number 5999-01-200-9445, 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 Northrop Grumman Systems Corporation. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-200-9445
Primary Part Number1855255-C
Item NameMounting Pad,electrical-Electron
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusCANCELLED
MaterialPLASTIC DIALLYL PHTHALATE MINERAL FILLED
Material Document and ClassificationMIL-M-14 MIL SPEC SINGLE MATERIAL RESPONSE
Test Data Document58536-A-A-55485 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.).
Unthreaded Mounting Hole Diameter0.025 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
ColorBLACK
Specification/standard Data58536-A-A-55485/5 GOVERNMENT SPECIFICATION
Body StyleSQUARE
Accommodated Device Mounting Hole Quantity10
Mounting Facility Type and Quantity10 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
MaterialPLASTIC DIALLYL PHTHALATE MINERAL FILLED
Material Document and ClassificationMIL-M-14 MIL SPEC SINGLE MATERIAL RESPONSE
Test Data Document58536-A-A-55485 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.).
Unthreaded Mounting Hole Diameter0.025 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
ColorBLACK
Specification/standard Data58536-A-A-55485/5 GOVERNMENT SPECIFICATION
Body StyleSQUARE
Accommodated Device Mounting Hole Quantity10
Mounting Facility Type and Quantity10 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-01-142-3408
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJZ
Weight0.0050 lbs
Cube0.0016 cu ft
Verified Substitutes 12
No Item Name Available
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
5950-00-078-1773 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
1855255-C Northrop Grumman Systems Corporation (USA)
M38527/05-007D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10318-DAP Ross Milton Co the (USA)
10318 Ross Milton Co the (USA)
B4003358-4 Department of the Army Hq United States Army Communications Research and Development Command (USA)
A-A-55485 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-55485/05-007D Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MIL-M-38527/5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A-A-55485/5 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
SUCCESSOR 5999-01-142-3408 Mounting Pad,electrical-Electron
5999-01-126-6669SUCCESSOR
NO ITEM NAME AVAILABLE
5999-01-198-7077SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-410-7765SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-00-465-9892SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-164-7414SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-367-6122SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-420-7755SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-473-0881SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5950-00-078-1773INTERCHANGEABLE
TRANSFORMER,POWER
3120-00-204-2014INTERCHANGEABLE
BUSHING,SLEEVE
103-18
2825-00-218-6096INTERCHANGEABLE
DISK,HAND VALVE
10318

Frequently Asked Questions

What is NSN 5999-01-200-9445?

NSN 5999-01-200-9445 is a Mounting Pad,electrical-Electron, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-01-200-9445?

NSN 5999-01-200-9445 has 9 cross-referenced part numbers: 1855255-C (Northrop Grumman Systems Corporation), M38527/05-007D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 10318-DAP (Ross Milton Co the), 10318 (Ross Milton Co the), B4003358-4 (Department of the Army Hq United States Army Communications Research and Development Command) and 4 more.

What NSN replaces 5999-01-200-9445?

There are 12 known substitutes for 5999-01-200-9445: 5999-01-126-6669, 5999-01-198-7077, 5999-01-410-7765 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1855255-C?

Key specifications for 1855255-C: Material: PLASTIC DIALLYL PHTHALATE MINERAL FILLED; Material Document and Classification: MIL-M-14 MIL SPEC SINGLE MATERIAL RESPONSE; Test Data Document: 58536-A-A-55485 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.).; Unthreaded Mounting Hole Diameter: 0.025 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-01-200-9445 still in active supply?

NSN 5999-01-200-9445 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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