PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44580Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-865-2880 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-865-2880 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-865-2880. Primary manufacturer part number: 44580.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Overall Diameter: 3.218 INCHES NOMINAL IN
  • Surface Treatment: BLACK OXIDE CASE
  • Material: GLASS PROTECTIVE CRYSTAL
  • Nondefinitive Spec/std Data: A DESIGN AND A TYPE
  • Material: COPPER ALLOY 511 ACTUATING ELEMENT
  • Material: STEEL CORROSION RESISTING CASE
  • Mounting Method: RIGID STEM
Applications
  • Applications requiring Glass Protective Crystal construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-865-2880, 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 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-865-2880
Primary Part Number44580
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusCANCELLED
Overall Diameter3.218 INCHES NOMINAL IN
Surface TreatmentBLACK OXIDE CASE
MaterialGLASS PROTECTIVE CRYSTAL
Nondefinitive Spec/std DataA DESIGN AND A TYPE
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
MaterialSTEEL CORROSION RESISTING CASE
Mounting MethodRIGID STEM
Connection Quantity1
Connection Size0.250 IN. NPT IN
Mounting Connection LocationBOTTOM
Scale TypeSINGLE
Actuation TypeSINGLE BOURDON TUBE
AdjustabilityADJUSTABLE
Scale NamePRESSURE
Scale Smallest Increment0.5 POUNDS PER SQUARE INCH (PSI) LBS
Connection TypeEXTERNAL
Scale Accuracy1/2 OF 1 PERCENT RATING ENTIRE RANGE
Pointer TypeINDICATING
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Connection LocationBOTTOM
Bezel TypeBAYONET
Dial Size3 IN. DIA IN
Connector Type VentNOT PROVIDED
Graduation Unit10.0 POUNDS PER SQUARE INCH LBS
Scale Range+0.0 TO 100.0 POUNDS PRESSURE PER SQUARE INCH LBS
Pointer ColorBLACK
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4935-00-792-3851 INTERCHANGEABLE
Module
5950-00-947-8275818202 INTERCHANGEABLE
Transformer,power
Teledyne Controls, Llc Dba Teledyne Controls
6615-01-031-356944580 INTERCHANGEABLE
Rotor Torquer
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
3455-01-192-3066 INTERCHANGEABLE
Cutter Bit,tool Holder
Cross-Reference Index
Part NumberManufacturer
44580 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
D1548 Bellofram Corporation (USA)
3-28-1-4BM100 Desco Corp Marsh Bellofram Div (USA)
3-28-1-48M100 Desco Corp Marsh Bellofram Div (USA)
D1548 Liftec Inc Div Liftec, Inc. (USA)
Related Parts
4935-00-792-3851INTERCHANGEABLE
MODULE
5950-00-947-8275INTERCHANGEABLE
TRANSFORMER,POWER
818202
6615-01-031-3569INTERCHANGEABLE
ROTOR TORQUER
44580
3455-01-192-3066INTERCHANGEABLE
CUTTER BIT,TOOL HOLDER

Frequently Asked Questions

What is NSN 6685-00-865-2880?

NSN 6685-00-865-2880 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 6685-00-865-2880?

NSN 6685-00-865-2880 has 5 cross-referenced part numbers: 44580 (Ametek, Inc. Div Aerospace & Defense), D1548 (Bellofram Corporation), 3-28-1-4BM100 (Desco Corp Marsh Bellofram Div), 3-28-1-48M100 (Desco Corp Marsh Bellofram Div), D1548 (Liftec Inc Div Liftec, Inc.).

What NSN replaces 6685-00-865-2880?

There are 4 known substitutes for 6685-00-865-2880: 4935-00-792-3851, 5950-00-947-8275, 6615-01-031-3569 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 44580?

Key specifications for 44580: Overall Diameter: 3.218 INCHES NOMINAL IN; Surface Treatment: BLACK OXIDE CASE; Material: GLASS PROTECTIVE CRYSTAL; Nondefinitive Spec/std Data: A DESIGN AND A TYPE. 29 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-865-2880 still in active supply?

NSN 6685-00-865-2880 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.
PartsTable Design LLC · partstable.com