PartsTable TECHNICAL DATA SHEET
NSN 6685-01-451-6901Government record, cited

Thermometer, Self-Indicating, Bime6685-01-451-6901

NSN 6685-01-451-6901 · NIIN 014516901 · Part number L-SF 0/250F-15IN STEM
Reotemp Instrument Corporation · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 24793
Government record, cited
NSN 6685-01-451-6901 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-451-6901. Manufacturer of record part number: L-SF 0/250F-15IN STEM.
Also searched as  6685-01-451-6901 · 6685014516901 · NIIN 014516901 · 01-451-6901 · FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 24793 · L-SF 0/250F-15IN STEM · 1370J30 PIECE 014 · 2732J03
Nearby stock numbers  ·
Features
  • Thermometer,self-Indicating,bime — FSC 6685
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Reotemp Instrument Corporation
Identification
  • NSN: 6685-01-451-6901
  • NIIN: 014516901
  • FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: L-SF 0/250F-15IN STEM
  • Manufacturer: Reotemp Instrument Corporation
General Description

The Thermometer,self-Indicating,bime, cataloged under National Stock Number 6685-01-451-6901, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Reotemp Instrument Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-01-451-6901
Primary Part NumberL-SF 0/250F-15IN STEM
Item NameThermometer,self-Indicating,bime
FSC / FSG6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
ManufacturerReotemp Instrument Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
⇄ Related Items 8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6685-01-451-6902J-SF 0/250F-2.5IN. STEM POSSIBLE MATCH
THERMOMETER,SELF-INDICATING,BIME
Possible match (shared part number)Reotemp Instrument Corporation
6685-01-451-6903TYPE ST 2.50IN. 316SS 3/4IN. POSSIBLE MATCH
THERMOWELL
Possible match (shared part number)Reotemp Instrument Corporation
6685-01-451-6907L-SF 0/250F-9IN.STEM POSSIBLE MATCH
THERMOMETER,SELF-INDICATING,BIME
Possible match (shared part number)Reotemp Instrument Corporation
6685-01-451-6910S13061P0D99Z36 POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
Possible match (shared part number)Minco Products Inc
6685-01-451-6911S13061PD176Z36 POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
Possible match (shared part number)Minco Products Inc
6685-01-451-6914S16820PD49Z36 POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
Possible match (shared part number)Minco Products Inc
6685-01-451-6915S13061PD129Z36 POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
Possible match (shared part number)Minco Products Inc
6685-01-451-6916S16820PD104Z36 POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
Possible match (shared part number)Minco Products Inc
Cross-Reference Index
Part NumberManufacturer
L-SF 0/250F-15IN STEM PRIMARY Reotemp Instrument Corporation (USA)
1370J30 PIECE 014 Teco-Westinghouse Motor Company (USA)
Reference documents
ReferenceMeaning
2732J03 5/1 Secondary reference
Teco-Westinghouse Motor Company
Related Parts
6685-01-451-6902POSSIBLE MATCH
THERMOMETER,SELF-INDICATING,BIME
J-SF 0/250F-2.5IN. STEM
6685-01-451-6903POSSIBLE MATCH
THERMOWELL
TYPE ST 2.50IN. 316SS 3/4IN.
6685-01-451-6907POSSIBLE MATCH
THERMOMETER,SELF-INDICATING,BIME
L-SF 0/250F-9IN.STEM
6685-01-451-6910POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
S13061P0D99Z36
6685-01-451-6911POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
S13061PD176Z36
6685-01-451-6914POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
S16820PD49Z36
6685-01-451-6915POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
S13061PD129Z36
6685-01-451-6916POSSIBLE MATCH
TRANSMITTER,TEMPERATURE,ELECTRIC
S16820PD104Z36

Frequently Asked Questions

What is NSN 6685-01-451-6901?

NSN 6685-01-451-6901 is a Thermometer,self-Indicating,bime, manufactured by Reotemp Instrument Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.

What part numbers are listed for NSN 6685-01-451-6901?

NSN 6685-01-451-6901 has 2 manufacturer part numbers on file: L-SF 0/250F-15IN STEM (Reotemp Instrument Corporation), 1370J30 PIECE 014 (Teco-Westinghouse Motor Company).

What NSN replaces 6685-01-451-6901?

8 possible matches (shared part number, not a government interchangeability claim): 6685-01-451-6902, 6685-01-451-6903, 6685-01-451-6907. Verify interchangeability with system specifications before substitution.

What are the specifications of L-SF 0/250F-15IN STEM?

Key specifications for L-SF 0/250F-15IN STEM: Special Features: NOT FOR SHIPBOARD USE; End Item Identification: USNS STALWART CLASS TAGOS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 6685-01-451-6901 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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