PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-55485/1Mounting Pad,electrical-Electron

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5999-01-199-9125 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-199-9125 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-199-9125. Primary manufacturer part number: A-A-55485/1.
Features
  • Mounting Pad,electrical-Electron — FSC 5999
  • Body Style: DISK
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Unthreaded Mounting Hole Diameter: 0.028 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Material: PLASTIC DIALLYL PHTHALATE
  • Overall Diameter: 0.225 INCHES NOMINAL IN
  • Color: NATURAL
  • Body Style: DISK
Applications
  • Applications requiring Plastic Diallyl Phthalate construction
General Description

The Mounting Pad,electrical-Electron, cataloged under National Stock Number 5999-01-199-9125, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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
NSN5999-01-199-9125
Primary Part NumberA-A-55485/1
Item NameMounting Pad,electrical-Electron
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusCANCELLED
Body StyleDISK
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Unthreaded Mounting Hole Diameter0.028 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MaterialPLASTIC DIALLYL PHTHALATE
Overall Diameter0.225 INCHES NOMINAL IN
ColorNATURAL
Body StyleDISK
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Unthreaded Mounting Hole Diameter0.028 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MaterialPLASTIC DIALLYL PHTHALATE
Overall Diameter0.225 INCHES NOMINAL IN
ColorNATURAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-00-999-8874 (20-10117)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeDZ
Weight0.0007 lbs
Cube0.0000 cu ft
Verified Substitutes 12
No Item Name Available
5999-00-999-887420-10117 SUCCESSOR
Wire Mesh,knitted
Technical Wire Products, Llc Dba Twp
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
5999-00-094-6855577R354H01 SUCCESSOR
Mounting Pad,electrical-Electron
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5999-00-931-7114RET018-140-1D SUCCESSOR
Mounting Pad,electrical-Electron
Robison Electronics Inc
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Mounting Pad,electrical-Electron
Cross-Reference Index
Part NumberManufacturer
A-A-55485/1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
531020-002 Raytheon Company Div Corp (USA)
5175079-001 Naval Sea Systems Command (USA)
M38527/01-042D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-M-38527/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A-55485/01-042D Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-55485/01 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
10117 Ross Milton Co the (USA)
Related Parts
SUCCESSOR 5999-00-999-8874 Wire Mesh,knitted · 20-10117
5999-00-918-4533SUCCESSOR
NO ITEM NAME AVAILABLE
5999-01-199-4851SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-199-7471SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-00-094-6855SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
577R354H01
5999-00-931-7114SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
RET018-140-1D
5999-01-046-9437SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-049-0829SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-055-9502SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-067-7303SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-067-7304SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON
5999-01-073-7144SUCCESSOR
MOUNTING PAD,ELECTRICAL-ELECTRON

Frequently Asked Questions

What is NSN 5999-01-199-9125?

NSN 5999-01-199-9125 is a Mounting Pad,electrical-Electron, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-01-199-9125?

NSN 5999-01-199-9125 has 8 cross-referenced part numbers: A-A-55485/1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 531020-002 (Raytheon Company Div Corp), 5175079-001 (Naval Sea Systems Command), M38527/01-042D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-M-38527/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 5999-01-199-9125?

There are 12 known substitutes for 5999-01-199-9125: 5999-00-918-4533, 5999-00-999-8874, 5999-01-199-4851 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-55485/1?

Key specifications for A-A-55485/1: Body Style: DISK; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Unthreaded Mounting Hole Diameter: 0.028 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Overall Height: 0.140 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-01-199-9125 still in active supply?

NSN 5999-01-199-9125 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.
PartsTable Design LLC · partstable.com