PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2180896-1Mounting Pad,electrical-Electron

Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin · NSN 5999-00-052-9583 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-052-9583 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-052-9583. Primary manufacturer part number: 2180896-1.
Features
  • Mounting Pad,electrical-Electron — FSC 5999
  • Reference Number Differentiating Characteristics: QUALITY CONTROLLED FOR POLARIS
  • Reference Number Differentiating Characteristics: QUALITY CONTROLLED FOR POLARIS
  • 9 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mounting Pad,electrical-Electron, cataloged under National Stock Number 5999-00-052-9583, 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 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5999-00-052-9583
Primary Part Number2180896-1
Item NameMounting Pad,electrical-Electron
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin
StatusCANCELLED
Reference Number Differentiating CharacteristicsQUALITY CONTROLLED FOR POLARIS
Reference Number Differentiating CharacteristicsQUALITY CONTROLLED FOR POLARIS
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-01-198-7070
HAZMATNo
Weight0.0100 lbs
Cube0.0004 cu ft
Verified Substitutes 2
Mounting Pad,electrical-Electron
5999-00-945-2991114C2990 INTERCHANGEABLE
Mounting Pad,electrical-Electron
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
Cross-Reference Index
Part NumberManufacturer
2180896-1 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
144974-1 Raytheon Company Div Corp (USA)
421-0077-002 The Boeing Company Div Legacy Boeing Hb1 (USA)
144974-1 Raytheon Company Dba Raytheon Co (USA)
3162196 Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
10126109 Us Army Aviation and Missile Command (USA)
3162196 Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)
SMB684325 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
10109DAP Ross Milton Co the (USA)
Related Parts
SUCCESSOR 5999-01-198-7070 Mounting Pad,electrical-Electron
5999-00-945-2991INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
114C2990

Frequently Asked Questions

What is NSN 5999-00-052-9583?

NSN 5999-00-052-9583 is a Mounting Pad,electrical-Electron, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-052-9583?

NSN 5999-00-052-9583 has 9 cross-referenced part numbers: 2180896-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 144974-1 (Raytheon Company Div Corp), 421-0077-002 (The Boeing Company Div Legacy Boeing Hb1), 144974-1 (Raytheon Company Dba Raytheon Co), 3162196 (Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div) and 4 more.

What NSN replaces 5999-00-052-9583?

There are 2 known substitutes for 5999-00-052-9583: 5999-01-198-7070, 5999-00-945-2991. Verify interchangeability with system specifications before substitution.

What are the specifications of 2180896-1?

Key specifications for 2180896-1: Reference Number Differentiating Characteristics: QUALITY CONTROLLED FOR POLARIS; Special Features: DIALLYL PHTHALATE; 0.305 IN. DIA; 0.085 IN. THK; THREE 0.033 IN. DIA THRU HOLES SPACED 90 DEG APART ON A 0.200 IN. DIA; FOUR 0.040 IN. DIA,0.020 IN. H FEET EQUALLY SPACED ON A 0.255 IN. DIA IN; Reference Number Differentiating Characteristics: QUALITY CONTROLLED FOR POLARIS; Special Features: DIALLYL PHTHALATE; 0.305 IN. DIA; 0.085 IN. THK; THREE 0.033 IN. DIA THRU HOLES SPACED 90 DEG APART ON A 0.200 IN. DIA; FOUR 0.040 IN. DIA,0.020 IN. H FEET EQUALLY SPACED ON A 0.255 IN. DIA IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-052-9583 still in active supply?

NSN 5999-00-052-9583 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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