PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

800B 2INCHGage,pressure,dial Indicating

H O Trerice Co · NSN 6685-01-103-8455 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-103-8455 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-103-8455. Primary manufacturer part number: 800B 2INCH.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: GLASS PROTECTIVE CRYSTAL
  • Color: BLACK CASE
  • Material: COPPER ALLOY 511 ACTUATING ELEMENT
  • Material: BRASS CASE
  • Surface Treatment: PAINT EPOXY CASE
  • Connector Type Vent: NOT PROVIDED
  • Connection Type: EXTERNAL
Applications
  • Applications requiring Glass Protective Crystal construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-103-8455, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is H O Trerice Co. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-01-103-8455
Primary Part Number800B 2INCH
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerH O Trerice Co
StatusACTIVE
MaterialGLASS PROTECTIVE CRYSTAL
ColorBLACK CASE
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
MaterialBRASS CASE
Surface TreatmentPAINT EPOXY CASE
Connector Type VentNOT PROVIDED
Connection TypeEXTERNAL
Scale Smallest Increment5.0 POUNDS PER SQUARE INCH (PSI) LBS
Scale NamePRESSURE
Pointer ColorBLACK
Overall Diameter2.187 INCHES NOMINAL IN
AdjustabilityADJUSTABLE
Scale TypeSINGLE
Graduation Unit40.0 POUNDS PER SQUARE INCH LBS
Connection Size0.250 IN. NPT IN
Connection LocationBACK, CENTER
Dial Size2 IN. DIA IN
Scale Range+0.0 TO 160.0 POUNDS PRESSURE PER SQUARE INCH LBS
Pointer TypeINDICATING
Bezel TypeTHREAD
Mounting Connection LocationBACK, CENTER
Connection Quantity1
Actuation TypeBOURDON TUBE
Mounting MethodRIGID STEM
Scale Inscription/background ColorBLACK MARKINGS ON WHITE BACKGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5120-00-188-1189 INTERCHANGEABLE
Vise,machinist's
6685-01-104-24273269882-4 INTERCHANGEABLE
Gage,pressure,dial Indicating
Naval Sea Systems Command
4940-01-114-6831800S INTERCHANGEABLE
Servicing Platform,self-Propelle
Jlg Industries Inc
6530-01-318-1548800S INTERCHANGEABLE
Manual Control,thermoregulator,p
Gentherm Medical, Llc
6140-01-378-82328002-002 INTERCHANGEABLE
Battery,storage
Clarios, Llc Dba Clarios Llc Div Military Battery Systems
4235-01-432-7904800S INTERCHANGEABLE
Spill Clean-Up Kit,hazardous Mat
Hydrocarbon Recovery Inc
3460-01-540-75035201-800S INTERCHANGEABLE
Vise,machine Table
Fastenal Company Div Tonj
Cross-Reference Index
Part NumberManufacturer
800B 2INCH H. O. Trerice Co., Inc. (USA)
800B 2INCH PRIMARY H O Trerice Co (USA)
GG-G-76 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
5338275-1 Naval Sea Systems Command (USA)
800 S H O Trerice Co (USA)
Related Parts
5120-00-188-1189INTERCHANGEABLE
VISE,MACHINIST'S
6685-01-104-2427INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
3269882-4
4940-01-114-6831INTERCHANGEABLE
SERVICING PLATFORM,SELF-PROPELLE
800S
6530-01-318-1548INTERCHANGEABLE
MANUAL CONTROL,THERMOREGULATOR,P
800S
6140-01-378-8232INTERCHANGEABLE
BATTERY,STORAGE
8002-002
4235-01-432-7904INTERCHANGEABLE
SPILL CLEAN-UP KIT,HAZARDOUS MAT
800S
3460-01-540-7503INTERCHANGEABLE
VISE,MACHINE TABLE
5201-800S

Frequently Asked Questions

What is NSN 6685-01-103-8455?

NSN 6685-01-103-8455 is a Gage,pressure,dial Indicating, manufactured by H O Trerice Co, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-103-8455?

NSN 6685-01-103-8455 has 5 cross-referenced part numbers: 800B 2INCH (H. O. Trerice Co., Inc.), 800B 2INCH (H O Trerice Co), GG-G-76 (Federal Specifications Promulgated by General Services Administration Washington DC), 5338275-1 (Naval Sea Systems Command), 800 S (H O Trerice Co).

What NSN replaces 6685-01-103-8455?

There are 7 known substitutes for 6685-01-103-8455: 5120-00-188-1189, 6685-01-104-2427, 4940-01-114-6831 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 800B 2INCH?

Key specifications for 800B 2INCH: Material: GLASS PROTECTIVE CRYSTAL; Color: BLACK CASE; Material: COPPER ALLOY 511 ACTUATING ELEMENT; Material: BRASS CASE. 26 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com