PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-1001H-01B-XFF-60Gage,pressure,dial Indicating

Ashcroft Inc Dba Heise · NSN 6685-00-089-4480 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-089-4480 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-089-4480. Primary manufacturer part number: 25-1001H-01B-XFF-60.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Mounting Method: FLUSH PANEL
  • Scale Accuracy: 2 PCT ENTIRE RANGE
  • Scale Inscription/background Color: BLACK FIGURES ON WHITE BACKGROUND
  • Bezel Type: SLIPS-ON
  • Connector Type Vent: NOT PROVIDED
  • Connection Location: BACK
  • Surface Treatment: ENAMEL CASE
Applications
  • Applications requiring Copper Alloy Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-089-4480, 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-089-4480
Primary Part Number25-1001H-01B-XFF-60
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusCANCELLED
Mounting MethodFLUSH PANEL
Scale Accuracy2 PCT ENTIRE RANGE
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Bezel TypeSLIPS-ON
Connector Type VentNOT PROVIDED
Connection LocationBACK
Surface TreatmentENAMEL CASE
Overall Diameter3.468 INCHES NOMINAL IN
Mounting Hole Quantity3
MaterialCOPPER ALLOY ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
Connection Size0.125 IN. NPT DIA IN
AdjustabilityADJUSTABLE
Connection Quantity1
Actuation TypeSINGLE BOURDON TUBE
Scale Smallest Increment1.0 POUNDS LBS
Scale Range+0.000 TO 60.000 POUNDS PRESSURE PER SQUARE INCH LBS
Pointer ColorBLACK
Pointer TypeINDICATING
Scale NamePRESSURE
Mounting Hole Diameter0.218 INCHES NOMINAL IN
MaterialSTEEL CASE
Graduation Unit10.0 POUNDS LBS
Dial Size2-1/2 IN. DIA IN
Scale TypeSINGLE
Bolt Circle Diameter3.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6685-00-557-0625 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-580-3488J6254 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
6685-00-585-3078 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-618-6696 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-936-604125-1001-H-02B-XFF-100 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
Cross-Reference Index
Part NumberManufacturer
2 1-2 1DFFM1-8 02T060 Desco Corp Marsh Bellofram Div (USA)
25-1001H-01B-XFF-60 PRIMARY Ashcroft Inc Dba Heise (USA)
1DFFM Desco Corp Marsh Bellofram Div (USA)
2 1-2 1DFFM1-8CBM60 Bellofram Corporation (USA)
2 1-2 1DFFM1-8CBM60 Desco Corp Marsh Bellofram Div (USA)
1DFFM Bellofram Corporation (USA)
2 1-2 1DFFM1-8 02T060 PRIMARY Bellofram Corporation (USA)
Related Parts
6685-00-557-0625INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-580-3488INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
J6254
6685-00-585-3078INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-618-6696INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-936-6041INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
25-1001-H-02B-XFF-100

Frequently Asked Questions

What is NSN 6685-00-089-4480?

NSN 6685-00-089-4480 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-089-4480?

NSN 6685-00-089-4480 has 7 cross-referenced part numbers: 2 1-2 1DFFM1-8 02T060 (Desco Corp Marsh Bellofram Div), 25-1001H-01B-XFF-60 (Ashcroft Inc Dba Heise), 1DFFM (Desco Corp Marsh Bellofram Div), 2 1-2 1DFFM1-8CBM60 (Bellofram Corporation), 2 1-2 1DFFM1-8CBM60 (Desco Corp Marsh Bellofram Div) and 2 more.

What NSN replaces 6685-00-089-4480?

There are 5 known substitutes for 6685-00-089-4480: 6685-00-557-0625, 6685-00-580-3488, 6685-00-585-3078 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-1001H-01B-XFF-60?

Key specifications for 25-1001H-01B-XFF-60: Mounting Method: FLUSH PANEL; Scale Accuracy: 2 PCT ENTIRE RANGE; Scale Inscription/background Color: BLACK FIGURES ON WHITE BACKGROUND; Bezel Type: SLIPS-ON. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-089-4480 still in active supply?

NSN 6685-00-089-4480 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