PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45-1188P1079-02L0-20INGage,pressure,dial Indicating

Ashcroft Inc Dba Heise · NSN 6685-00-066-8955 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-066-8955 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-066-8955. Primary manufacturer part number: 45-1188P1079-02L0-20IN.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Connection Location: LOWER
  • Connector Type Vent: NOT PROVIDED
  • Material: ALUMINUM AND IRON CASE
  • Mounting Method: SURFACE WALL
  • Surface Treatment: ENAMEL CASE
  • Scale Inscription/background Color: BLACK FIGURES ON WHITE BACKGROUND
  • Material: GLASS PROTECTIVE CRYSTAL
Applications
  • Applications requiring Aluminum and Iron Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-066-8955, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-066-8955
Primary Part Number45-1188P1079-02L0-20IN
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusACTIVE
Connection LocationLOWER
Connector Type VentNOT PROVIDED
MaterialALUMINUM AND IRON CASE
Mounting MethodSURFACE WALL
Surface TreatmentENAMEL CASE
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
MaterialGLASS PROTECTIVE CRYSTAL
Overall Diameter5.813 INCHES NOMINAL IN
Mounting Hole Quantity3
FSC Application DataGAGES,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
Connection Size1/4 IN. NPT IN
Mounting Hole Diameter0.219 INCHES NOMINAL IN
MaterialBRONZE ACTUATING ELEMENT
Scale Accuracy1 PCT ENTIRE RANGE
Scale TypeSINGLE
AdjustabilityADJUSTABLE
Actuation TypeBELLOWS
Graduation Unit2.000 INCHES IN
Pointer TypeINDICATING
Connection Quantity1
Pointer ColorBLACK
Scale Range+0.000 TO 20.000 INCHES OF WATER IN
Scale NamePRESSURE
Bolt Circle Diameter5.375 INCHES NOMINAL IN
Scale Smallest Increment1.000 INCHES IN
Dial Size4-1/2 IN. DIA IN
Bezel TypeTHREAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5110-00-197-9499 INTERCHANGEABLE
Chisel,cape,hand
4320-00-218-329010402 INTERCHANGEABLE
Impeller,pump,centrifugal
Rps-Fl, Inc. Dba Rps Inc
5940-00-228-034410402 INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
5330-00-371-730548116 INTERCHANGEABLE
Felt,mechanical,preformed
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
4320-00-398-7919311848-00 INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
6685-00-488-36352004 INTERCHANGEABLE
Gage,differential,dial Indicatin
Dwyer Instruments Inc
6685-00-526-8629BL14-2WA4-LWXX INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6685-00-531-3416 INTERCHANGEABLE
Gage,pressure,dial Indicating
4320-00-588-646710402 INTERCHANGEABLE
Sleeve,shaft,pump
Morris Pumps Inc
5310-00-600-2858 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
10402 Terrazas Pina and Moore Inc (USA)
45-1188P1079-02L0-20IN PRIMARY Ashcroft Inc Dba Heise (USA)
45-1188P1079 Ashcroft Inc Dba Heise (USA)
1188P Ashcroft Inc Dba Heise (USA)
Related Parts
5110-00-197-9499INTERCHANGEABLE
CHISEL,CAPE,HAND
4320-00-218-3290INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
10402
5940-00-228-0344INTERCHANGEABLE
TERMINAL BOARD
10402
5330-00-371-7305INTERCHANGEABLE
FELT,MECHANICAL,PREFORMED
48116
4320-00-398-7919INTERCHANGEABLE
RING,WEARING
311848-00
6685-00-488-3635INTERCHANGEABLE
GAGE,DIFFERENTIAL,DIAL INDICATIN
2004
6685-00-526-8629INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
BL14-2WA4-LWXX
6685-00-531-3416INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
4320-00-588-6467INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
10402
5310-00-600-2858INTERCHANGEABLE
WASHER,LOCK
4920-00-775-4921INTERCHANGEABLE
SEAL ASSEMBLY,HYDRA
6685-00-862-1869INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING

Frequently Asked Questions

What is NSN 6685-00-066-8955?

NSN 6685-00-066-8955 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-066-8955?

NSN 6685-00-066-8955 has 4 cross-referenced part numbers: 10402 (Terrazas Pina and Moore Inc), 45-1188P1079-02L0-20IN (Ashcroft Inc Dba Heise), 45-1188P1079 (Ashcroft Inc Dba Heise), 1188P (Ashcroft Inc Dba Heise).

What NSN replaces 6685-00-066-8955?

There are 12 known substitutes for 6685-00-066-8955: 5110-00-197-9499, 4320-00-218-3290, 5940-00-228-0344 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45-1188P1079-02L0-20IN?

Key specifications for 45-1188P1079-02L0-20IN: Connection Location: LOWER; Connector Type Vent: NOT PROVIDED; Material: ALUMINUM AND IRON CASE; Mounting Method: SURFACE WALL. 28 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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