PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L31404Thermometer,self-Indicating,bime

Bellofram Corporation · NSN 6685-01-054-1806 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-054-1806 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-054-1806. Primary manufacturer part number: L31404.
Features
  • Thermometer,self-Indicating,bime — FSC 6685
  • Stem Length: 9.000 INCHES NOMINAL IN
  • Scale Type: DIAL
  • Design Type: FLUCTUATING
  • 3 verified cross-references
  • Primary manufacturer: Bellofram Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Thermometer,self-Indicating,bime, cataloged under National Stock Number 6685-01-054-1806, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Bellofram Corporation. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-01-054-1806
Primary Part NumberL31404
Item NameThermometer,self-Indicating,bime
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerBellofram Corporation
StatusACTIVE
Stem Length9.000 INCHES NOMINAL IN
Scale TypeDIAL
Design TypeFLUCTUATING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4310-00-620-6880229875 INTERCHANGEABLE
Piston,compressor
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
Cross-Reference Index
Part NumberManufacturer
BA47666 O T S I (USA)
L31403 Desco Corp Marsh Bellofram Div (USA)
L31404 PRIMARY Bellofram Corporation (USA)
Related Parts
4310-00-620-6880INTERCHANGEABLE
PISTON,COMPRESSOR
229875

Frequently Asked Questions

What is NSN 6685-01-054-1806?

NSN 6685-01-054-1806 is a Thermometer,self-Indicating,bime, manufactured by Bellofram Corporation, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-054-1806?

NSN 6685-01-054-1806 has 3 cross-referenced part numbers: BA47666 (O T S I), L31403 (Desco Corp Marsh Bellofram Div), L31404 (Bellofram Corporation).

What NSN replaces 6685-01-054-1806?

There is 1 known substitute for 6685-01-054-1806: 4310-00-620-6880. Verify interchangeability with system specifications before substitution.

What are the specifications of L31404?

Key specifications for L31404: Stem Length: 9.000 INCHES NOMINAL IN; End Item Identification: TORPEDO,MK48; Scale Type: DIAL; Design Type: FLUCTUATING. 4 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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