PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

155212Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-088-8285 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-088-8285 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-088-8285. Primary manufacturer part number: 155212.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Mounting Hole Quantity: 3
  • Material: ALUMINUM AND IRON CASE
  • Scale Inscription/background Color: BLACK FIGURES ON WHITE BACKGROUND
  • FSC Application Data: GAGE,PRESSURE,DIAL INDICATING EXCEPT ENGINE INDICATING EXCEPT ENGINE
  • Connection Location: LOWER
  • Overall Diameter: 5.812 INCHES NOMINAL IN
  • Bolt Circle Diameter: 5.375 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum and Iron Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-088-8285, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ametek, Inc. Div Aerospace & Defense. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-088-8285
Primary Part Number155212
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusCANCELLED
Mounting Hole Quantity3
MaterialALUMINUM AND IRON CASE
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
FSC Application DataGAGE,PRESSURE,DIAL INDICATING EXCEPT ENGINE INDICATING EXCEPT ENGINE
Connection LocationLOWER
Overall Diameter5.812 INCHES NOMINAL IN
Bolt Circle Diameter5.375 INCHES NOMINAL IN
Connector Type VentNOT PROVIDED
MaterialBRONZE ACTUATING ELEMENT
Mounting Hole Diameter0.219 INCHES NOMINAL IN
Dial Size4-1/2 IN. DIA IN
Scale TypeSINGLE
Scale Range+0.0 TO 400.0 POUNDS PRESSURE PER SQUARE INCH LBS
Actuation TypeSINGLE BOURDON TUBE
Pointer TypeINDICATING
Connection Quantity1
Graduation Unit50.0 POUNDS LBS
Pointer ColorBLACK
Scale Smallest Increment5.0 POUNDS LBS
AdjustabilityADJUSTABLE
Scale NamePRESSURE
MaterialGLASS PROTECTIVE CRYSTAL
Mounting MethodSURFACE WALL
Bezel TypeSLIPS-ON
Surface TreatmentENAMEL CASE
Connection Size0.250 IN. NPT DIA IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
6685-00-019-0551155359 CL INTERCHANGEABLE
Gage,pressure,dial Indicating
Onyx Systems Inc
6685-00-019-0552155356 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
5940-00-271-4622332-11-02-001 INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
6685-00-815-1575133010 INTERCHANGEABLE
Gage,vacuum,indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-837-3522AA444PF4LW INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6685-00-910-697645-1379AS-02L-0/200 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
4320-01-018-9880133007 INTERCHANGEABLE
Locking Cup
Curtiss-Wright Electro-Mechanical Corporation Div Epd
1660-01-144-452913300-7 INTERCHANGEABLE
Controller,air Pressure,aircraft
Elbitamerica, Inc.
Cross-Reference Index
Part NumberManufacturer
1901T-0-400-4-1/2X1/4 NPT Ametek, Inc. Div Aerospace & Defense (USA)
133007 Ametek, Inc. Div Aerospace & Defense (USA)
1901T Ametek, Inc. Div Aerospace & Defense (USA)
S313D Robertshaw Controls Co Executive Office (USA)
155212 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
Related Parts
6685-00-019-0551INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
155359 CL
6685-00-019-0552INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
155356
5940-00-271-4622INTERCHANGEABLE
TERMINAL BOARD
332-11-02-001
6685-00-815-1575INTERCHANGEABLE
GAGE,VACUUM,INDICATING
133010
6685-00-837-3522INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
AA444PF4LW
6685-00-910-6976INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
45-1379AS-02L-0/200
4320-01-018-9880INTERCHANGEABLE
LOCKING CUP
133007
1660-01-144-4529INTERCHANGEABLE
CONTROLLER,AIR PRESSURE,AIRCRAFT
13300-7

Frequently Asked Questions

What is NSN 6685-00-088-8285?

NSN 6685-00-088-8285 is a Gage,pressure,dial Indicating, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-088-8285?

NSN 6685-00-088-8285 has 5 cross-referenced part numbers: 1901T-0-400-4-1/2X1/4 NPT (Ametek, Inc. Div Aerospace & Defense), 133007 (Ametek, Inc. Div Aerospace & Defense), 1901T (Ametek, Inc. Div Aerospace & Defense), S313D (Robertshaw Controls Co Executive Office), 155212 (Ametek, Inc. Div Aerospace & Defense).

What NSN replaces 6685-00-088-8285?

There are 8 known substitutes for 6685-00-088-8285: 6685-00-019-0551, 6685-00-019-0552, 5940-00-271-4622 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 155212?

Key specifications for 155212: Mounting Hole Quantity: 3; Material: ALUMINUM AND IRON CASE; Overall Depth: 2.156 INCHES NOMINAL IN; Scale Inscription/background Color: BLACK FIGURES ON WHITE BACKGROUND. 28 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-088-8285 still in active supply?

NSN 6685-00-088-8285 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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