PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20887-1Mounting Pad,electrical-Electron

Smiths Aerospace, Inc., Electronic Systems-Grand Rapids · NSN 5999-01-175-5839 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-175-5839 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-175-5839. Primary manufacturer part number: 20887-1.
Features
  • Mounting Pad,electrical-Electron — FSC 5999
  • 4 verified cross-references
  • Primary manufacturer: Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
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 5999-01-175-5839, 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 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-175-5839
Primary Part Number20887-1
Item NameMounting Pad,electrical-Electron
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerSmiths Aerospace, Inc., Electronic Systems-Grand Rapids
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code1
Unit of IssueEA
SMR CodeJZ
Verified Substitutes 3
5360-00-003-393320887-1 INTERCHANGEABLE
Spring,helical,compression
Rockwell Collins, Inc. Dba Rc Displays Systems
5330-00-582-3791 INTERCHANGEABLE
Seal,plain Encased
2915-00-768-7855208871-1 INTERCHANGEABLE
Parts Kit,pump,cure Date
Eaton Corp Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
20887-1 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
33-9557 Thales Defence Ltd (GBR)
33-9557 Thales Uk Limited Secure Communications and Information Systems (GBR)
3223-07FR-60 Henkel Corporation (USA)
Related Parts
5360-00-003-3933INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
20887-1
5330-00-582-3791INTERCHANGEABLE
SEAL,PLAIN ENCASED
2915-00-768-7855INTERCHANGEABLE
PARTS KIT,PUMP,CURE DATE
208871-1

Frequently Asked Questions

What is NSN 5999-01-175-5839?

NSN 5999-01-175-5839 is a Mounting Pad,electrical-Electron, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-175-5839?

NSN 5999-01-175-5839 has 4 cross-referenced part numbers: 20887-1 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 33-9557 (Thales Defence Ltd), 33-9557 (Thales Uk Limited Secure Communications and Information Systems), 3223-07FR-60 (Henkel Corporation).

What NSN replaces 5999-01-175-5839?

There are 3 known substitutes for 5999-01-175-5839: 5360-00-003-3933, 5330-00-582-3791, 2915-00-768-7855. Verify interchangeability with system specifications before substitution.

What are the specifications of 20887-1?

Key specifications for 20887-1: Special Features: MATL SILICONE RUBBER AND FIBERGLASS,0.007 IN. THK; FUNGUS RESISTANT; 0437 IN. L; 0.312 IN. H; 0.122 IN. DIA HOLE IN; Special Features: MATL SILICONE RUBBER AND FIBERGLASS,0.007 IN. THK; FUNGUS RESISTANT; 0437 IN. L; 0.312 IN. H; 0.122 IN. DIA HOLE IN. 2 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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