PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

391BTransmitter,liquid Quantity

Maxima Technologies & Systems Llc · NSN 6680-00-761-8969 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-761-8969 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-761-8969. Primary manufacturer part number: 391B.
Features
  • Transmitter,liquid Quantity — FSC 6680
  • Terminal Type: SCREW
  • Float Arm Length: 5.188 INCHES NOMINAL IN
  • Attachment Feature Quantity: 5
  • Mounting Method: HOLE
  • Current Type: DC
  • Actuation Method: FLOAT
  • Electrical Connection Quantity: 1
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-00-761-8969, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Maxima Technologies & Systems Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 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
NSN6680-00-761-8969
Primary Part Number391B
Item NameTransmitter,liquid Quantity
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerMaxima Technologies & Systems Llc
StatusCANCELLED
Terminal TypeSCREW
Float Arm Length5.188 INCHES NOMINAL IN
Attachment Feature Quantity5
Mounting MethodHOLE
Current TypeDC
Actuation MethodFLOAT
Electrical Connection Quantity1
Overall Diameter2.594 INCHES NOMINAL IN
Voltage Rating12.0 VOLTS NOMINAL
Terminal Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3820-00-223-9079 INTERCHANGEABLE
Shoe,well Pipe and Casing
6625-01-409-1022391B INTERCHANGEABLE
Multimeter
B&k Precision Corp Div B&k Precision Corporation
Cross-Reference Index
Part NumberManufacturer
391B Stewart-Warner Corporation (USA)
ES391-B Stewart-Warner Corporation (USA)
728R Linde Lift Truck Corp. (USA)
391B PRIMARY Maxima Technologies & Systems Llc (USA)
7-872-000014 Grove U.s. Llc Dba Grove Us Llc (USA)
391B S&s Truck Parts, Llc (USA)
609323 Hyster-Yale Group, Inc. Dba Yale Materials Handling (USA)
728R1 Linde Lift Truck Corp. (USA)
D391B Stewart-Warner Corporation (USA)
Related Parts
3820-00-223-9079INTERCHANGEABLE
SHOE,WELL PIPE AND CASING
6625-01-409-1022INTERCHANGEABLE
MULTIMETER
391B

Frequently Asked Questions

What is NSN 6680-00-761-8969?

NSN 6680-00-761-8969 is a Transmitter,liquid Quantity, manufactured by Maxima Technologies & Systems Llc, classified under FSC 6680 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6680-00-761-8969?

NSN 6680-00-761-8969 has 9 cross-referenced part numbers: 391B (Stewart-Warner Corporation), ES391-B (Stewart-Warner Corporation), 728R (Linde Lift Truck Corp.), 391B (Maxima Technologies & Systems Llc), 7-872-000014 (Grove U.s. Llc Dba Grove Us Llc) and 4 more.

What NSN replaces 6680-00-761-8969?

There are 2 known substitutes for 6680-00-761-8969: 3820-00-223-9079, 6625-01-409-1022. Verify interchangeability with system specifications before substitution.

What are the specifications of 391B?

Key specifications for 391B: Terminal Type: SCREW; Overall Length: 6.875 INCHES NOMINAL IN; Float Arm Length: 5.188 INCHES NOMINAL IN; Attachment Feature Quantity: 5. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6680-00-761-8969 still in active supply?

NSN 6680-00-761-8969 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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