PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1DS-12Thermometer,self-Indicating

Sigma Products & Mfg · NSN 6685-00-761-8601 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-761-8601 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-761-8601. Primary manufacturer part number: 1DS-12.
Features
  • Thermometer,self-Indicating — FSC 6685
  • Securing Device Type: CLIPCLIP
  • Scale Measurement Range: -30.000 TO 120.000 DEG FAHRENHEIT-30.000 TO 120.000 DEG FAHRENHEIT
  • Features Provided: LENS MAGNIFYING FRONTLENS MAGNIFYING FRONT
  • Style Designator: OUTDOOR WALL
  • Actuating Medium: MERCURYMERCURY
  • Material: ALUMINUM OVERALL
  • Design Type: FLUCTUATINGFLUCTUATING
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Thermometer,self-Indicating, cataloged under National Stock Number 6685-00-761-8601, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Sigma Products & Mfg. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-761-8601
Primary Part Number1DS-12
Item NameThermometer,self-Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerSigma Products & Mfg
StatusACTIVE
Securing Device TypeCLIPCLIP
Scale Measurement Range-30.000 TO 120.000 DEG FAHRENHEIT-30.000 TO 120.000 DEG FAHRENHEIT
Features ProvidedLENS MAGNIFYING FRONTLENS MAGNIFYING FRONT
Style DesignatorOUTDOOR WALL
Actuating MediumMERCURYMERCURY
MaterialALUMINUM OVERALL
Design TypeFLUCTUATINGFLUCTUATING
Scale Smallest Increment2.0 DEG FAHRENHEIT2.0 DEG FAHRENHEIT
Scale TypeMETALMETAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5935-00-149-401309002090 INTERCHANGEABLE
Connector,plug,electrical
Thales Components Corp Div Thales Components Corporation
5355-00-438-37487057 INTERCHANGEABLE
Knob
Crown Audio, Inc. Dba Crown International
4920-00-495-05807057 INTERCHANGEABLE
Test Stand,hydraulic System Comp
Allison Transmission Inc Dba Allison Transmission, Inc
5905-00-752-3335 INTERCHANGEABLE
Resistor,fixed,composition
5950-00-817-67937057 INTERCHANGEABLE
Coil,radio Frequency
Vanguard Electronics, Llc
5950-00-852-9481 INTERCHANGEABLE
Transformer,power
5975-01-089-9804X50-M INTERCHANGEABLE
Conduit Outlet
Egs Electrical Group Appleton Div
5120-01-210-4096 INTERCHANGEABLE
Puller,mechanical
6625-01-411-0309262625 INTERCHANGEABLE
Meter,special Scale
Control General Corp
5925-01-687-8869 INTERCHANGEABLE
Circuit Breaker
Cross-Reference Index
Part NumberManufacturer
1105 Tycos Instruments Inc a Welch Allyn Co (USA)
1DS-12 PRIMARY Sigma Products & Mfg (USA)
262625 Hobart Corp Food Service (USA)
1DS-12 Psg Controls, Inc. (USA)
7057 Hobart Corp Food Service (USA)
3919K1 Mcmaster-Carr Supply Co (USA)
Related Parts
5935-00-149-4013INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
09002090
5355-00-438-3748INTERCHANGEABLE
KNOB
7057
4920-00-495-0580INTERCHANGEABLE
TEST STAND,HYDRAULIC SYSTEM COMP
7057
5905-00-752-3335INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5950-00-817-6793INTERCHANGEABLE
COIL,RADIO FREQUENCY
7057
5950-00-852-9481INTERCHANGEABLE
TRANSFORMER,POWER
5975-01-089-9804INTERCHANGEABLE
CONDUIT OUTLET
X50-M
5120-01-210-4096INTERCHANGEABLE
PULLER,MECHANICAL
6625-01-411-0309INTERCHANGEABLE
METER,SPECIAL SCALE
262625
5925-01-687-8869INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-731-1179INTERCHANGEABLE
CIRCUIT BREAKER
7057

Frequently Asked Questions

What is NSN 6685-00-761-8601?

NSN 6685-00-761-8601 is a Thermometer,self-Indicating, manufactured by Sigma Products & Mfg, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-761-8601?

NSN 6685-00-761-8601 has 6 cross-referenced part numbers: 1105 (Tycos Instruments Inc a Welch Allyn Co), 1DS-12 (Sigma Products & Mfg), 262625 (Hobart Corp Food Service), 1DS-12 (Psg Controls, Inc.), 7057 (Hobart Corp Food Service) and 1 more.

What NSN replaces 6685-00-761-8601?

There are 11 known substitutes for 6685-00-761-8601: 5935-00-149-4013, 5355-00-438-3748, 4920-00-495-0580 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1DS-12?

Key specifications for 1DS-12: Securing Device Type: CLIPCLIP; Overall Length: 12.000 INCHES NOMINAL12.000 INCHES NOMINAL IN; Scale Measurement Range: -30.000 TO 120.000 DEG FAHRENHEIT-30.000 TO 120.000 DEG FAHRENHEIT; Features Provided: LENS MAGNIFYING FRONTLENS MAGNIFYING FRONT. 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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