PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4310Detector,sensing,oi

Invensys Systems, Inc. Dba Schneider Electric · NSN 6620-00-948-3749 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-00-948-3749 — this item is cataloged by the U.S. Government under National Stock Number 6620-00-948-3749. Primary manufacturer part number: 4310.
Features
  • Detector,sensing,oi — FSC 6620
  • 4 verified cross-references
  • Primary manufacturer: Invensys Systems, Inc. Dba Schneider Electric
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Detector,sensing,oi, cataloged under National Stock Number 6620-00-948-3749, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Invensys Systems, Inc. Dba Schneider Electric. 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.

Catalog Facts
Item NameDetector,sensing,oi
FSC / FSG6620 — No Item Name Available (FSG 66)
ManufacturersInvensys Systems, Inc. Dba Schneider Electric (CAGE 09306); Northrop Grumman Systems Corporation (CAGE 26512)
Technical Specifications
ParameterValue
NSN6620-00-948-3749
Primary Part Number4310
Item NameDetector,sensing,oi
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerInvensys Systems, Inc. Dba Schneider Electric
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4520-00-068-0294 INTERCHANGEABLE
Heating Element,electrical,nonim
6625-00-070-21664310 INTERCHANGEABLE
Wattmeter
Bird Electronic Corporation Div Bird Electronic Corp
4710-00-087-164543103 INTERCHANGEABLE
Tubing,nonmetallic
Thermoplastic Processes Inc
4920-00-104-5339119786 INTERCHANGEABLE
Adapter,cable Breakout
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5995-00-107-5476119786 INTERCHANGEABLE
Cable Assembly,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc.
6625-00-116-1632 INTERCHANGEABLE
Ammeter
2810-00-118-498143103 INTERCHANGEABLE
Gear Assy
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
3110-00-155-95601310MWI INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
3110-00-156-1721 INTERCHANGEABLE
Bearing,ball,thrust
5330-00-291-640310014 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
Cross-Reference Index
Part NumberManufacturer
4310-3 Invensys Systems, Inc. Dba Schneider Electric (USA)
4310 PRIMARY Invensys Systems, Inc. Dba Schneider Electric (USA)
GD821A1 Northrop Grumman Systems Corporation (USA)
119786 Invensys Systems, Inc. Dba Schneider Electric (USA)
Related Parts
4520-00-068-0294INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
6625-00-070-2166INTERCHANGEABLE
WATTMETER
4310
4710-00-087-1645INTERCHANGEABLE
TUBING,NONMETALLIC
43103
4920-00-104-5339INTERCHANGEABLE
ADAPTER,CABLE BREAKOUT
119786
5995-00-107-5476INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
119786
6625-00-116-1632INTERCHANGEABLE
AMMETER
2810-00-118-4981INTERCHANGEABLE
GEAR ASSY
43103
3110-00-155-9560INTERCHANGEABLE
BEARING,BALL,ANNULAR
1310MWI
3110-00-156-1721INTERCHANGEABLE
BEARING,BALL,THRUST
5330-00-291-6403INTERCHANGEABLE
SEAL,PLAIN ENCASED
10014
3415-00-364-0990INTERCHANGEABLE
GRINDING MACHINE,UTILITY
6816
3040-00-383-9339INTERCHANGEABLE
LEVER,MANUAL CONTROL
VE363A

Frequently Asked Questions

What is NSN 6620-00-948-3749?

NSN 6620-00-948-3749 is a Detector,sensing,oi, manufactured by Invensys Systems, Inc. Dba Schneider Electric, classified under FSC 6620 (No Item Name Available). Status: active.

What are the part numbers for NSN 6620-00-948-3749?

NSN 6620-00-948-3749 has 4 cross-referenced part numbers: 4310-3 (Invensys Systems, Inc. Dba Schneider Electric), 4310 (Invensys Systems, Inc. Dba Schneider Electric), GD821A1 (Northrop Grumman Systems Corporation), 119786 (Invensys Systems, Inc. Dba Schneider Electric).

What NSN replaces 6620-00-948-3749?

There are 12 known substitutes for 6620-00-948-3749: 4520-00-068-0294, 6625-00-070-2166, 4710-00-087-1645 and 9 more. Verify interchangeability with system specifications before substitution.

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