PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23BGage,pressure,dial Indicating

Liftec Inc Div Liftec, Inc. · NSN 6685-00-618-1759 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-618-1759 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-618-1759. Primary manufacturer part number: 23B.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: STEEL CASE
  • Color: BLACK CASE
  • Material: COPPER ALLOY 511 ACTUATING ELEMENT
  • Material: GLASS PROTECTIVE CRYSTAL
  • FSC Application Data: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
  • Scale Smallest Increment: 2.0 POUNDS LBS
  • Scale Range: +0.0 TO 100.0 POUNDS PRESSURE PER SQUARE INCH LBS
Applications
  • Applications requiring Steel Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-618-1759, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Liftec Inc Div Liftec, Inc.. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-618-1759
Primary Part Number23B
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerLiftec Inc Div Liftec, Inc.
StatusCANCELLED
MaterialSTEEL CASE
ColorBLACK CASE
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
FSC Application DataGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
Scale Smallest Increment2.0 POUNDS LBS
Scale Range+0.0 TO 100.0 POUNDS PRESSURE PER SQUARE INCH LBS
Graduation Unit20.0 POUNDS PER SQUARE INCH LBS
Pointer ColorBLACK
Connection Quantity1
Actuation TypeSINGLE BOURDON TUBE
Connection Size0.250 IN. NPT DIA IN
Dial Size2 IN. DIA IN
Scale TypeSINGLE
Scale NamePRESSURE
Scale Inscription/background ColorWHITE FIGURES ON BLACK BACKGROUND
Mounting MethodCLAMP
Scale AccuracyPORM 2 PCT FULL SCALE
Unable to DecodeUNABLE TO DECODE
Bezel TypeSLIPS-ON
Connection LocationBACK
Connection TypeEXTERNAL
Connector Type VentNOT PROVIDED
AdjustabilityADJUSTABLE
Pointer TypeINDICATING
Overall Diameter2.250 INCHES NOMINAL IN
Surface TreatmentENAMEL CASE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6685-00-226-0948 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-248-6882164431 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
4310-00-267-5170292B INTERCHANGEABLE
Ring,piston
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
6210-00-295-2480801389 INTERCHANGEABLE
Lens,light
Stromberg-Carlson Corp a Plessey Telecommunications Co
5360-00-385-3767 INTERCHANGEABLE
Spring
6685-00-527-6163047375A INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-531-201982-4084 INTERCHANGEABLE
Gage,pressure,dial Indicating
Marshall Excelsior Co
6685-00-684-267181069 INTERCHANGEABLE
Gage,pressure,dial Indicating
Caldraul Johnson, Inc Dba Cal-Draulics, Inc. Div Cal-Draulics Inc
6685-00-727-8736 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-785-6058 INTERCHANGEABLE
Gage,pressure,dial Indicating
Cross-Reference Index
Part NumberManufacturer
23B Liftec Inc Div Liftec, Inc. (USA)
T0759 Drs Environmental Systems Inc (USA)
G10048 Liftec Inc Div Liftec, Inc. (USA)
T0759 Snydergeneral Corp Dba American Air Filter (USA)
T0772 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
T0759 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
Related Parts
6685-00-226-0948INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-248-6882INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
164431
4310-00-267-5170INTERCHANGEABLE
RING,PISTON
292B
6210-00-295-2480INTERCHANGEABLE
LENS,LIGHT
801389
5360-00-385-3767INTERCHANGEABLE
SPRING
6685-00-527-6163INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
047375A
6685-00-531-2019INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
82-4084
6685-00-684-2671INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
81069
6685-00-727-8736INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-785-6058INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-959-1336INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
138013
6685-00-964-7774INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
2 1-2 1DFM1-4 300

Frequently Asked Questions

What is NSN 6685-00-618-1759?

NSN 6685-00-618-1759 is a Gage,pressure,dial Indicating, manufactured by Liftec Inc Div Liftec, Inc., classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-618-1759?

NSN 6685-00-618-1759 has 6 cross-referenced part numbers: 23B (Liftec Inc Div Liftec, Inc.), T0759 (Drs Environmental Systems Inc), G10048 (Liftec Inc Div Liftec, Inc.), T0759 (Snydergeneral Corp Dba American Air Filter), T0772 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems) and 1 more.

What NSN replaces 6685-00-618-1759?

There are 12 known substitutes for 6685-00-618-1759: 6685-00-226-0948, 6685-00-248-6882, 4310-00-267-5170 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23B?

Key specifications for 23B: Material: STEEL CASE; Color: BLACK CASE; Material: COPPER ALLOY 511 ACTUATING ELEMENT; Material: GLASS PROTECTIVE CRYSTAL. 28 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-618-1759 still in active supply?

NSN 6685-00-618-1759 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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