PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

138013Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-959-1336 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-959-1336 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-959-1336. Primary manufacturer part number: 138013.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Surface Treatment: ENAMEL CASE
  • Material: COPPER ALLOY ACTUATING ELEMENT
  • Material: GLASS PROTECTIVE CRYSTAL
  • Material: STEEL CASE
  • Overall Diameter: 2.781 INCHES NOMINAL IN
  • Connection Quantity: 1
  • Stud Location: BACK
Applications
  • Applications requiring Copper Alloy Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-959-1336, 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 17 commercial cross-references from 11 manufacturers, 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
NSN6685-00-959-1336
Primary Part Number138013
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusCANCELLED
Surface TreatmentENAMEL CASE
MaterialCOPPER ALLOY ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
MaterialSTEEL CASE
Overall Diameter2.781 INCHES NOMINAL IN
Connection Quantity1
Stud LocationBACK
Scale Smallest Increment2.0 POUNDS PER SQUARE INCH (PSI) LBS
Scale Range+0.0 TO 60.0 POUNDS PRESSURE PER SQUARE INCH LBS
Connection LocationBACK, CENTER
Mounting MethodSTUD(S)
Dial Size2-1/2 IN. DIA IN
Pointer ColorBLACK
Actuation TypeSINGLE BOURDON TUBE
AdjustabilityADJUSTABLE
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Connection TypeEXTERNAL
Connection Size0.125 IN. NPT IN
Scale TypeSINGLE
Pointer TypeINDICATING
Stud Quantity2
Scale AccuracyPORM 2 PCT MIDDLE HALF,PORM 3 PCT REMAINDER
Graduation Unit10.0 POUNDS PER SQUARE INCH LBS
Bezel TypeSNAP-ON
Connector Type VentNOT PROVIDED
Scale NamePRESSURE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6685-00-226-0948 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-248-6882164431 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
4310-00-267-5170292B INTERCHANGEABLE
Ring,piston
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
6210-00-295-2480801389 INTERCHANGEABLE
Lens,light
Stromberg-Carlson Corp a Plessey Telecommunications Co
5360-00-385-3767 INTERCHANGEABLE
Spring
6685-00-527-6163047375A INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-531-201982-4084 INTERCHANGEABLE
Gage,pressure,dial Indicating
Marshall Excelsior Co
6685-00-618-1759 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-684-267181069 INTERCHANGEABLE
Gage,pressure,dial Indicating
Caldraul Johnson, Inc Dba Cal-Draulics, Inc. Div Cal-Draulics Inc
6685-00-727-8736 INTERCHANGEABLE
Gage,pressure,dial Indicating
Cross-Reference Index
Part NumberManufacturer
P844 1/8CBM2 1/2IN-60PSI Ametek, Inc. Div Aerospace & Defense (USA)
644 Ametek, Inc. Div Aerospace & Defense (USA)
3W42911T1 Ingersoll Rand Co (USA)
3W42911T1 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
023-152 Desco Corp Marsh Bellofram Div (USA)
1979483-2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
138013 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
1ABC00400AFA Desco Corp Marsh Bellofram Div (USA)
J6046 Desco Corp Marsh Bellofram Div (USA)
844U60PSI Ametek, Inc. Div Aerospace & Defense (USA)
25-1001XUC-01B-60 PRIMARY Ashcroft Inc Dba Heise (USA)
P644U2-1-2 Ametek, Inc. Div Aerospace & Defense (USA)
272414 Kidde-Fenwal, Llc (USA)
23B Liftec Inc Div Liftec, Inc. (USA)
3W42911T1 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
3W42911T1 Siemens Energy, Inc. Dba Dresser-Rand (USA)
272414 Davey Compressor Co Div of Keco Industries Inc (USA)
Related Parts
6685-00-226-0948INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-248-6882INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
164431
4310-00-267-5170INTERCHANGEABLE
RING,PISTON
292B
6210-00-295-2480INTERCHANGEABLE
LENS,LIGHT
801389
5360-00-385-3767INTERCHANGEABLE
SPRING
6685-00-527-6163INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
047375A
6685-00-531-2019INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
82-4084
6685-00-618-1759INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-684-2671INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
81069
6685-00-727-8736INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-785-6058INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-964-7774INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
2 1-2 1DFM1-4 300

Frequently Asked Questions

What is NSN 6685-00-959-1336?

NSN 6685-00-959-1336 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 6685-00-959-1336?

NSN 6685-00-959-1336 has 17 cross-referenced part numbers: P844 1/8CBM2 1/2IN-60PSI (Ametek, Inc. Div Aerospace & Defense), 644 (Ametek, Inc. Div Aerospace & Defense), 3W42911T1 (Ingersoll Rand Co), 3W42911T1 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 023-152 (Desco Corp Marsh Bellofram Div) and 12 more.

What NSN replaces 6685-00-959-1336?

There are 12 known substitutes for 6685-00-959-1336: 6685-00-226-0948, 6685-00-248-6882, 4310-00-267-5170 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 138013?

Key specifications for 138013: Surface Treatment: ENAMEL CASE; Material: COPPER ALLOY ACTUATING ELEMENT; Material: GLASS PROTECTIVE CRYSTAL; Material: STEEL CASE. 28 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-959-1336 still in active supply?

NSN 6685-00-959-1336 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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