NSN 6685-01-653-9860 · NIIN 016539860 · Part number SCW4M2N-G
Moeller Instrument Company, Inc. Dba Moeller Instrument Co · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 76526
Government record, cited
NSN 6685-01-653-9860 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-653-9860. Manufacturer of record part number: SCW4M2N-G.
Also searched as6685-01-653-9860 ·
6685016539860 ·
NIIN 016539860 ·
01-653-9860 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 76526 · SCW4M2N-G · 100451
Specification/standard Data: MIL-G-18997E GOVERNMENT SPECIFICATION
Color: BLACK POINTER OVERALL
Identification
NSN: 6685-01-653-9860
NIIN: 016539860
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: SCW4M2N-G
Manufacturer: Moeller Instrument Company, Inc. Dba Moeller Instrument Co
General Description
The Indicator,pressure, cataloged under National Stock Number 6685-01-653-9860, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Moeller Instrument Company, Inc. Dba Moeller Instrument Co. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6685-01-653-9860
Primary Part Number
SCW4M2N-G
Item Name
Indicator,pressure
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Moeller Instrument Company, Inc. Dba Moeller Instrument Co
Status
ACTIVE
Display Digit Quantity
12
Diameter
5.375 INCHES NOMINAL IN
Dial Outside Diameter
4.875 INCHES NOMINAL IN
Pointer Type
INDICATING SINGLE POINTER
Presentation Type
DIAL
Specification/standard Data
MIL-G-18997E GOVERNMENT SPECIFICATION
Color
BLACK POINTER OVERALL
Depth
2.75 INCHES NOMINAL IN
Pointer Finish
NONLUMINOUS SINGLE POINTER
Material
ALUMINUM CASE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6810-01-660-8983100-451POSSIBLE MATCH
MAGNESIUM CHLORIDE,ANHYDROUS
Possible match (shared part number)Tsi Incorporated
6685-01-687-8588SCU4M13N-GPOSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
Possible match (shared part number)Moeller Instrument Company, Inc. Dba Moeller Instrument Co
6685-01-687-8591SGE4M13N-GPOSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
Possible match (shared part number)Moeller Instrument Company, Inc. Dba Moeller Instrument Co
6685-01-687-8594SGJ4I13N-G-DPOSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
Possible match (shared part number)Moeller Instrument Company, Inc. Dba Moeller Instrument Co
6685-01-687-8597SGF4M13N-GPOSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
Possible match (shared part number)Moeller Instrument Company, Inc. Dba Moeller Instrument Co
6685-01-687-8672SCW4M13N-GPOSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
Possible match (shared part number)Moeller Instrument Company, Inc. Dba Moeller Instrument Co
6685-01-687-8677SGN4I7N-G-DPOSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
Possible match (shared part number)Moeller Instrument Company, Inc. Dba Moeller Instrument Co
Moeller Instrument Company, Inc. Dba Moeller Instrument Co (USA)
Reference documents
Reference
Meaning
100451
D/9Drawing number reference only
Moeller Instrument Company, Inc. Dba Moeller Instrument Co
Related Parts
6810-01-660-8983POSSIBLE MATCH
MAGNESIUM CHLORIDE,ANHYDROUS
100-451
6685-01-687-8588POSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
SCU4M13N-G
6685-01-687-8591POSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
SGE4M13N-G
6685-01-687-8594POSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
SGJ4I13N-G-D
6685-01-687-8597POSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
SGF4M13N-G
6685-01-687-8672POSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
SCW4M13N-G
6685-01-687-8677POSSIBLE MATCH
GAGE,PRESSURE,DIAL INDICATING
SGN4I7N-G-D
Frequently Asked Questions
What is NSN 6685-01-653-9860?
NSN 6685-01-653-9860 is a Indicator,pressure, manufactured by Moeller Instrument Company, Inc. Dba Moeller Instrument Co, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-653-9860?
NSN 6685-01-653-9860 has 1 manufacturer part number on file: SCW4M2N-G (Moeller Instrument Company, Inc. Dba Moeller Instrument Co).
What NSN replaces 6685-01-653-9860?
7 possible matches (shared part number, not a government interchangeability claim): 6810-01-660-8983, 6685-01-687-8588, 6685-01-687-8591. Verify interchangeability with system specifications before substitution.
What are the specifications of SCW4M2N-G?
Key specifications for SCW4M2N-G: Display Digit Quantity: 12; Diameter: 5.375 INCHES NOMINAL IN; Dial Outside Diameter: 4.875 INCHES NOMINAL IN; Pointer Type: INDICATING SINGLE POINTER. 10 specifications are documented in the U.S. Government catalog.
Is NSN 6685-01-653-9860 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.