PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34274Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-585-4538 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-585-4538 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-585-4538. Primary manufacturer part number: 34274.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Color: BLACK CASE
  • Surface Treatment: ENAMEL CASE
  • Material: STEEL CORROSION RESISTING ACTUATING ELEMENT
  • Overall Diameter: 2.687 INCHES NOMINAL IN
  • Material: GLASS PROTECTIVE CRYSTAL
  • Pointer Color: BLACK
  • Connection Location: LOWER
Applications
  • Applications requiring Steel Corrosion Resisting Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-585-4538, 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 25 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-585-4538
Primary Part Number34274
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusCANCELLED
ColorBLACK CASE
Surface TreatmentENAMEL CASE
MaterialSTEEL CORROSION RESISTING ACTUATING ELEMENT
Overall Diameter2.687 INCHES NOMINAL IN
MaterialGLASS PROTECTIVE CRYSTAL
Pointer ColorBLACK
Connection LocationLOWER
Connector Type VentNOT PROVIDED
Mounting MethodRIGID STEM
Graduation Unit50.0 POUNDS PER SQUARE INCH LBS
Bezel TypeSLIPS-ON
Connection Quantity1
Dial Size2-1/2 IN. DIA IN
Scale Accuracy2 PCT ACCURACY RATING MIDDLE HALF OF RANGE
Connection Size0.250 IN. NPT DIA IN
Connection TypeEXTERNAL
Scale TypeSINGLE
Pointer TypeINDICATING
Scale Range+0.0 TO 400.0 POUNDS PRESSURE PER SQUARE INCH LBS
Scale Smallest Increment10.0 POUNDS PER SQUARE INCH (PSI) LBS
Actuation TypeSINGLE BOURDON TUBE
Scale NamePRESSURE
AdjustabilityADJUSTABLE
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
MaterialSTEEL CASE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5310-00-014-585521NE-066 INTERCHANGEABLE
Nut,self-Locking,hexagon
Esna, Llc
3110-00-100-984134274 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5331-00-113-3804 INTERCHANGEABLE
O-Ring
5305-00-206-605134-274 INTERCHANGEABLE
Thumbscrew
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
6145-00-228-22075097 INTERCHANGEABLE
Braid,wire
Belden Wire and Cable Co Wire and Cable Office
3110-00-277-0253180281 INTERCHANGEABLE
Bearing,ball,annular
Woodward, Inc.
5985-00-871-7783579R274H01 INTERCHANGEABLE
Attenuator,variable
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
3110-01-321-237418028-1 INTERCHANGEABLE
Shield,bearing,replacement
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
4730-01-383-2391180281 INTERCHANGEABLE
Tee,tube
Eastman Kodak Co
Cross-Reference Index
Part NumberManufacturer
W0184 Desco Corp Marsh Bellofram Div (USA)
18028-1 Ametek, Inc. Div Aerospace & Defense (USA)
018028 Ametek, Inc. Div Aerospace & Defense (USA)
W0184 Bellofram Corporation (USA)
34274 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
23 Liftec Inc Div Liftec, Inc. (USA)
Related Parts
5310-00-014-5855INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
21NE-066
3110-00-100-9841INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
34274
5331-00-113-3804INTERCHANGEABLE
O-RING
5305-00-206-6051INTERCHANGEABLE
THUMBSCREW
34-274
6145-00-228-2207INTERCHANGEABLE
BRAID,WIRE
5097
3110-00-277-0253INTERCHANGEABLE
BEARING,BALL,ANNULAR
180281
5985-00-871-7783INTERCHANGEABLE
ATTENUATOR,VARIABLE
579R274H01
3110-01-321-2374INTERCHANGEABLE
SHIELD,BEARING,REPLACEMENT
18028-1
4730-01-383-2391INTERCHANGEABLE
TEE,TUBE
180281

Frequently Asked Questions

What is NSN 6685-00-585-4538?

NSN 6685-00-585-4538 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 6685-00-585-4538?

NSN 6685-00-585-4538 has 6 cross-referenced part numbers: W0184 (Desco Corp Marsh Bellofram Div), 18028-1 (Ametek, Inc. Div Aerospace & Defense), 018028 (Ametek, Inc. Div Aerospace & Defense), W0184 (Bellofram Corporation), 34274 (Ametek, Inc. Div Aerospace & Defense) and 1 more.

What NSN replaces 6685-00-585-4538?

There are 9 known substitutes for 6685-00-585-4538: 5310-00-014-5855, 3110-00-100-9841, 5331-00-113-3804 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 34274?

Key specifications for 34274: Color: BLACK CASE; Surface Treatment: ENAMEL CASE; Material: STEEL CORROSION RESISTING ACTUATING ELEMENT; Overall Diameter: 2.687 INCHES NOMINAL IN. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-585-4538 still in active supply?

NSN 6685-00-585-4538 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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