PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101003Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-515-5385 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-515-5385 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-515-5385. Primary manufacturer part number: 101003.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: BRASS CASE
  • Color: BLACK CASE
  • Material: BRONZE ACTUATING ELEMENT
  • Overall Diameter: 2.810 INCHES NOMINAL IN
  • Surface Treatment: ENAMEL CASE
  • FSC Application Data: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
  • Connection Size: 0.438 IN. NPT DIA IN
Applications
  • Applications requiring Brass Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-515-5385, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, 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
NSN6685-00-515-5385
Primary Part Number101003
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusCANCELLED
MaterialBRASS CASE
ColorBLACK CASE
MaterialBRONZE ACTUATING ELEMENT
Overall Diameter2.810 INCHES NOMINAL IN
Surface TreatmentENAMEL CASE
FSC Application DataGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
Connection Size0.438 IN. NPT DIA IN
Scale Accuracy2 PERCENT MIDDLE HALF OF RANGE,3 PERCENT REMAINDER
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Connector Type VentNOT PROVIDED
Pointer TypeINDICATING
Connection Quantity1
Pointer ColorBLACK
Connection LocationBACK
Scale Smallest Increment2.0 POUNDS PER SQUARE INCH (PSI) LBS
Graduation Unit10.0 POUNDS PER SQUARE INCH LBS
Stud LocationBACK
Bezel TypeSNAP-ON
Connection TypeEXTERNAL
Stud Quantity2
Scale TypeSINGLE
AdjustabilityNONADJUSTABLE
Scale Range+0.0 TO 60.0 POUNDS PRESSURE PER SQUARE INCH LBS
Actuation TypeSINGLE BOURDON TUBE
Scale NamePRESSURE
Dial Size2-1/2 IN. DIA IN
Mounting MethodFLUSH PANEL AND STUD(S) AND BRACKET(S)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6685-00-052-7378164434 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
3040-00-073-2674101003 INTERCHANGEABLE
Linkage,solenoid
Astronautics Corporation of America
5999-00-201-2240101003 INTERCHANGEABLE
Clip,electrical
Littelfuse, Inc.
6210-00-243-0071101003 INTERCHANGEABLE
Lens,light
Lucent Technologies Inc Corporate Headquarters
6685-00-248-6881164419 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-264-3897P844UK INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
5920-00-281-0224 INTERCHANGEABLE
Fuse,cartridge
6710-00-418-2982 INTERCHANGEABLE
Lever,slide,bace
6685-00-437-8347138026 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-526-6931 INTERCHANGEABLE
Gage,compound Pressure-Vacuum,di
Cross-Reference Index
Part NumberManufacturer
101003 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
P644U Ametek, Inc. Div Aerospace & Defense (USA)
P844U Ametek, Inc. Div Aerospace & Defense (USA)
34252 Ametek, Inc. Div Aerospace & Defense (USA)
034252 Ametek, Inc. Div Aerospace & Defense (USA)
Related Parts
6685-00-052-7378INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
164434
3040-00-073-2674INTERCHANGEABLE
LINKAGE,SOLENOID
101003
5999-00-201-2240INTERCHANGEABLE
CLIP,ELECTRICAL
101003
6210-00-243-0071INTERCHANGEABLE
LENS,LIGHT
101003
6685-00-248-6881INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
164419
6685-00-264-3897INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
P844UK
5920-00-281-0224INTERCHANGEABLE
FUSE,CARTRIDGE
6710-00-418-2982INTERCHANGEABLE
LEVER,SLIDE,BACE
6685-00-437-8347INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
138026
6685-00-526-6931INTERCHANGEABLE
GAGE,COMPOUND PRESSURE-VACUUM,DI
6685-00-527-6163INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
047375A
6685-00-531-2019INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
82-4084

Frequently Asked Questions

What is NSN 6685-00-515-5385?

NSN 6685-00-515-5385 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 6685-00-515-5385?

NSN 6685-00-515-5385 has 5 cross-referenced part numbers: 101003 (Ametek, Inc. Div Aerospace & Defense), P644U (Ametek, Inc. Div Aerospace & Defense), P844U (Ametek, Inc. Div Aerospace & Defense), 34252 (Ametek, Inc. Div Aerospace & Defense), 034252 (Ametek, Inc. Div Aerospace & Defense).

What NSN replaces 6685-00-515-5385?

There are 12 known substitutes for 6685-00-515-5385: 6685-00-052-7378, 3040-00-073-2674, 5999-00-201-2240 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101003?

Key specifications for 101003: Material: BRASS CASE; Color: BLACK CASE; Material: BRONZE ACTUATING ELEMENT; Overall Diameter: 2.810 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-515-5385 still in active supply?

NSN 6685-00-515-5385 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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