PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30490Float Assembly

Setra Systems, Inc. Dba Gems Sensors · NSN 6680-00-383-6809 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-383-6809 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-383-6809. Primary manufacturer part number: 30490.
Features
  • Float Assembly — FSC 6680
  • General Characteristics Item Description: BUNA N FLOAT; OVERALL DIA 3.500 IN.; OVERALL HEIGHT 3.250 IN.; FLOAT WEIGHT 8 OZ; WATER OR OIL SERVICE ONLY OZ
  • 2 verified cross-references
  • Primary manufacturer: Setra Systems, Inc. Dba Gems Sensors
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Float Assembly, cataloged under National Stock Number 6680-00-383-6809, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-00-383-6809
Primary Part Number30490
Item NameFloat Assembly
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
General Characteristics Item DescriptionBUNA N FLOAT; OVERALL DIA 3.500 IN.; OVERALL HEIGHT 3.250 IN.; FLOAT WEIGHT 8 OZ; WATER OR OIL SERVICE ONLY OZ
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5110-00-260-1707 INTERCHANGEABLE
Reamer,hand
5310-01-172-257130490 INTERCHANGEABLE
Nut,self-Locking,hexagon
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
1680-01-585-479430490 INTERCHANGEABLE
Inbd Ground Spoiler
Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
Cross-Reference Index
Part NumberManufacturer
30490 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
XM31265-13 Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
5110-00-260-1707INTERCHANGEABLE
REAMER,HAND
5310-01-172-2571INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
30490
1680-01-585-4794INTERCHANGEABLE
INBD GROUND SPOILER
30490

Frequently Asked Questions

What is NSN 6680-00-383-6809?

NSN 6680-00-383-6809 is a Float Assembly, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-00-383-6809?

NSN 6680-00-383-6809 has 2 cross-referenced part numbers: 30490 (Setra Systems, Inc. Dba Gems Sensors), XM31265-13 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 6680-00-383-6809?

There are 3 known substitutes for 6680-00-383-6809: 5110-00-260-1707, 5310-01-172-2571, 1680-01-585-4794. Verify interchangeability with system specifications before substitution.

What are the specifications of 30490?

Key specifications for 30490: General Characteristics Item Description: BUNA N FLOAT; OVERALL DIA 3.500 IN.; OVERALL HEIGHT 3.250 IN.; FLOAT WEIGHT 8 OZ; WATER OR OIL SERVICE ONLY OZ. 1 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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