PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3921-2Mounting Base,electrical Equipme

L3harris Technologies, Inc. Div Space and Airborne Systems · NSN 5975-00-847-7885 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-847-7885 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-847-7885. Primary manufacturer part number: 3921-2.
Features
  • Mounting Base,electrical Equipme — FSC 5975
  • Surface Treatment: ENAMEL
  • Mounting Provision: THREADED HOLE
  • Center to Center Distance Between Mounting Holes Along Width: 15.750 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Holes Along Depth: 24.000 INCHES NOMINAL IN
  • Color: GRAY/GREY
  • Vibration Mount Load Rating Range: +755.5 TO 920.0 POUNDS LBS
  • Material: STEEL
Applications
  • Applications requiring Steel construction
General Description

The Mounting Base,electrical Equipme, cataloged under National Stock Number 5975-00-847-7885, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Technologies, Inc. Div Space and Airborne Systems. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5975-00-847-7885
Primary Part Number3921-2
Item NameMounting Base,electrical Equipme
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Div Space and Airborne Systems
StatusACTIVE
Surface TreatmentENAMEL
Mounting ProvisionTHREADED HOLE
Center to Center Distance Between Mounting Holes Along Width15.750 INCHES NOMINAL IN
Center to Center Distance Between Mounting Holes Along Depth24.000 INCHES NOMINAL IN
ColorGRAY/GREY
Vibration Mount Load Rating Range+755.5 TO 920.0 POUNDS LBS
MaterialSTEEL
Style DesignatorFLAT TYPE
Vibration Mount TypeCUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
9540-00-503-7102 INTERCHANGEABLE
Angle,structural
5360-00-592-251139212 INTERCHANGEABLE
Spring,helical,compression
Honeywell International Inc. Div Aerospace - Torrance
6680-01-093-143639212 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
4140-01-206-643539212 INTERCHANGEABLE
Impeller,fan,axial
Traulsen and Co Inc
5340-01-662-9241392-12 INTERCHANGEABLE
Panel,housing,section
Hydratight Operations Inc
Cross-Reference Index
Part NumberManufacturer
3921-2 PRIMARY L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
Related Parts
9540-00-503-7102INTERCHANGEABLE
ANGLE,STRUCTURAL
5360-00-592-2511INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
39212
6680-01-093-1436INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
39212
4140-01-206-6435INTERCHANGEABLE
IMPELLER,FAN,AXIAL
39212
5340-01-662-9241INTERCHANGEABLE
PANEL,HOUSING,SECTION
392-12

Frequently Asked Questions

What is NSN 5975-00-847-7885?

NSN 5975-00-847-7885 is a Mounting Base,electrical Equipme, manufactured by L3harris Technologies, Inc. Div Space and Airborne Systems, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-847-7885?

NSN 5975-00-847-7885 has 1 cross-referenced part number: 3921-2 (L3harris Technologies, Inc. Div Space and Airborne Systems).

What NSN replaces 5975-00-847-7885?

There are 5 known substitutes for 5975-00-847-7885: 9540-00-503-7102, 5360-00-592-2511, 6680-01-093-1436 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3921-2?

Key specifications for 3921-2: Surface Treatment: ENAMEL; Mounting Provision: THREADED HOLE; Overall Width: 19.000 INCHES NOMINAL IN; Center to Center Distance Between Mounting Holes Along Width: 15.750 INCHES NOMINAL IN. 11 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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