PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2 1-2 1DFM1-8CBM100RBGage,pressure,dial Indicating

Bellofram Corporation · NSN 6685-00-526-0130 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-526-0130 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-526-0130. Primary manufacturer part number: 2 1-2 1DFM1-8CBM100RB.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Surface Treatment: ENAMEL CASE
  • Material: BRONZE ACTUATING ELEMENT
  • Material: GLASS PROTECTIVE CRYSTAL
  • Unable to Decode: UNABLE TO DECODE
  • Scale Range: +0.000 TO 100.000 POUNDS PRESSURE PER SQUARE INCH LBS
  • Connection Location: BACK, CENTER
  • Scale Inscription/background Color: BLACK FIGURES ON WHITE BACKGROUND
Applications
  • Applications requiring Bronze Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-526-0130, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Bellofram Corporation. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 6 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
NSN6685-00-526-0130
Primary Part Number2 1-2 1DFM1-8CBM100RB
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerBellofram Corporation
StatusCANCELLED
Surface TreatmentENAMEL CASE
MaterialBRONZE ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
Unable to DecodeUNABLE TO DECODE
Scale Range+0.000 TO 100.000 POUNDS PRESSURE PER SQUARE INCH LBS
Connection LocationBACK, CENTER
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Scale Smallest Increment2.0 POUNDS PER SQUARE INCH (PSI) LBS
Bezel TypeSNAP-ON
Stud Quantity2
Usage DesignW/ALL MEDIA NONCORROSIVE TO BRASS OR BRONZE
Connection Size1/8 IN. NPT IN
Pointer ColorBLACK
Connection Quantity1
Connector Type VentNOT PROVIDED
Stud LocationBACK
Graduation Unit10.0 POUNDS PER SQUARE INCH LBS
Scale NamePRESSURE
Dial Size2-1/2 IN. IN
Mounting MethodFLUSH PANEL AND STUD(S) AND BRACKET(S)
Scale TypeSINGLE
AdjustabilityADJUSTABLE
MaterialSTEEL CASE
Pointer TypeINDICATING
Scale Accuracy2 PCT MIDDLE 3RD OF RANGE 3 PCT BALANCE OF RANGE
Connection TypeEXTERNAL
Actuation TypeSINGLE BOURDON TUBE
Overall Diameter2.781 INCHES NOMINAL IN
FSC Application DataINSTRUMENT PANEL ASSY,AIR CONPRESSOR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6685-00-281-231020-1000H-01B-400 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6685-00-542-140623-2 1-2 1-8-0-300PS1 INTERCHANGEABLE
Gage,pressure,dial Indicating
Liftec Inc Div Liftec, Inc.
6685-00-553-47282 1-2 1DEM1-4 100 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
6685-00-580-349425-1009A-02B-XUCPDAN INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6685-00-585-58731-ABC-24300-AFG-001 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
6685-00-585-9346 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-782-02151-ABB-0440-AGA-001 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
6685-00-866-0571 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-866-1524XD1-572 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
6685-00-866-3238J6048-001 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
Cross-Reference Index
Part NumberManufacturer
36048E Desco Corp Marsh Bellofram Div (USA)
A211574 Joy Global Underground Mining Llc (USA)
A211474 Joy Mfg Co Air Power Group Michigan City Plant (USA)
1DFM0-100-2 1-2 Desco Corp Marsh Bellofram Div (USA)
1DFM Desco Corp Marsh Bellofram Div (USA)
GAG136 Worthington Compressors Inc Air Power and Construction Equip Div (USA)
2 1-2 1DFM1-8CBM100RB Desco Corp Marsh Bellofram Div (USA)
25-1000U01B100 Ashcroft Inc Dba Heise (USA)
1000U Ashcroft Inc Dba Heise (USA)
A211474 Joy Global Underground Mining Llc (USA)
2 1-2 1DFM1-8CBM100RB PRIMARY Bellofram Corporation (USA)
Related Parts
6685-00-281-2310INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
20-1000H-01B-400
6685-00-542-1406INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
23-2 1-2 1-8-0-300PS1
6685-00-553-4728INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
2 1-2 1DEM1-4 100
6685-00-580-3494INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
25-1009A-02B-XUCPDAN
6685-00-585-5873INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
1-ABC-24300-AFG-001
6685-00-585-9346INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-782-0215INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
1-ABB-0440-AGA-001
6685-00-866-0571INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-866-1524INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
XD1-572
6685-00-866-3238INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
J6048-001
6685-00-876-8147INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-964-7774INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
2 1-2 1DFM1-4 300

Frequently Asked Questions

What is NSN 6685-00-526-0130?

NSN 6685-00-526-0130 is a Gage,pressure,dial Indicating, manufactured by Bellofram Corporation, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-526-0130?

NSN 6685-00-526-0130 has 11 cross-referenced part numbers: 36048E (Desco Corp Marsh Bellofram Div), A211574 (Joy Global Underground Mining Llc), A211474 (Joy Mfg Co Air Power Group Michigan City Plant), 1DFM0-100-2 1-2 (Desco Corp Marsh Bellofram Div), 1DFM (Desco Corp Marsh Bellofram Div) and 6 more.

What NSN replaces 6685-00-526-0130?

There are 12 known substitutes for 6685-00-526-0130: 6685-00-281-2310, 6685-00-542-1406, 6685-00-553-4728 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2 1-2 1DFM1-8CBM100RB?

Key specifications for 2 1-2 1DFM1-8CBM100RB: Surface Treatment: ENAMEL CASE; Material: BRONZE ACTUATING ELEMENT; Material: GLASS PROTECTIVE CRYSTAL; Unable to Decode: UNABLE TO DECODE. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-526-0130 still in active supply?

NSN 6685-00-526-0130 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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