PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2550-108Gage,pressure,dial Indicating

Rochester Sensors, Llc · NSN 6620-00-169-1178 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-00-169-1178 — this item is cataloged by the U.S. Government under National Stock Number 6620-00-169-1178. Primary manufacturer part number: 2550-108.
Features
  • Gage,pressure,dial Indicating — FSC 6620
  • Pointer Type: INDICATING
  • Usage Design: ENGINE OIL PRESSURE
  • Adjustability: NONADJUSTABLE
  • Material: BRASS ACTUATING ELEMENT
  • Mounting Connection Location: BACK
  • Connector Type Vent: NOT PROVIDED
  • Functional Description: HEAVY DUTY
Applications
  • Applications requiring Brass Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6620-00-169-1178, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Rochester Sensors, Llc. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6620-00-169-1178
Primary Part Number2550-108
Item NameGage,pressure,dial Indicating
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerRochester Sensors, Llc
StatusCANCELLED
Pointer TypeINDICATING
Usage DesignENGINE OIL PRESSURE
AdjustabilityNONADJUSTABLE
MaterialBRASS ACTUATING ELEMENT
Mounting Connection LocationBACK
Connector Type VentNOT PROVIDED
Functional DescriptionHEAVY DUTY
Mounting MethodBRACKET(S)
Connection LocationBACK, CENTER
Stud Quantity2
Functional DescriptionHEAVY DUTY
Connection Size0.125 NPT
Connection LocationBACK, CENTER
Connector Type VentNOT PROVIDED
Mounting Connection LocationBACK
Scale TypeDIAL
Stud LocationBACK, LOWER AND UPPER BACK
Connection TypeEXTERNAL
Connection Size0.125 NPT
Actuation TypePRESSURE SENSING ELEMENT
Pointer ColorWHITE
Stud LocationBACK, LOWER AND UPPER BACK
Graduation Unit25.0 POUNDS LBS
Dial Size2.000 IN. DIA IN
Scale NamePRESSURE
MaterialGLASS PROTECTIVE CRYSTAL
Mounting MethodBRACKET(S)
Bolt Circle Diameter2.047 INCHES NOMINAL IN
MaterialGLASS PROTECTIVE CRYSTAL
Connection Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
6620-00-514-38292510-00076 INTERCHANGEABLE
Gage,pressure,dial Indicating
Rochester Sensors, Llc
Cross-Reference Index
Part NumberManufacturer
2550-108 Rochester Sensors, Llc (USA)
Related Parts
6620-00-514-3829INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
2510-00076

Frequently Asked Questions

What is NSN 6620-00-169-1178?

NSN 6620-00-169-1178 is a Gage,pressure,dial Indicating, manufactured by Rochester Sensors, Llc, classified under FSC 6620 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6620-00-169-1178?

NSN 6620-00-169-1178 has 1 cross-referenced part number: 2550-108 (Rochester Sensors, Llc).

What NSN replaces 6620-00-169-1178?

There is 1 known substitute for 6620-00-169-1178: 6620-00-514-3829. Verify interchangeability with system specifications before substitution.

What are the specifications of 2550-108?

Key specifications for 2550-108: Pointer Type: INDICATING; Usage Design: ENGINE OIL PRESSURE; Adjustability: NONADJUSTABLE; Material: BRASS ACTUATING ELEMENT. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6620-00-169-1178 still in active supply?

NSN 6620-00-169-1178 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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