PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-9900-1PTransmitter,rate of Flow

Leidos Inc · NSN 6680-01-631-0122 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-631-0122 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-631-0122. Primary manufacturer part number: 3-9900-1P.
Features
  • Transmitter,rate of Flow — FSC 6680
  • 1 verified cross-reference
  • Primary manufacturer: Leidos Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transmitter,rate of Flow, cataloged under National Stock Number 6680-01-631-0122, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Leidos Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-631-0122
Primary Part Number3-9900-1P
Item NameTransmitter,rate of Flow
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerLeidos Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6680-01-353-32823-9900-1P INTERCHANGEABLE
Meter,flow Rate Indicating
Signet Scientific Co
Cross-Reference Index
Part NumberManufacturer
3-9900-1P PRIMARY Leidos Inc (USA)
Related Parts
6680-01-353-3282INTERCHANGEABLE
METER,FLOW RATE INDICATING
3-9900-1P

Frequently Asked Questions

What is NSN 6680-01-631-0122?

NSN 6680-01-631-0122 is a Transmitter,rate of Flow, manufactured by Leidos Inc, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-631-0122?

NSN 6680-01-631-0122 has 1 cross-referenced part number: 3-9900-1P (Leidos Inc).

What NSN replaces 6680-01-631-0122?

There is 1 known substitute for 6680-01-631-0122: 6680-01-353-3282. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-9900-1P?

Key specifications for 3-9900-1P: Part Name Assigned by Controlling Agency: TRANSMITTER, FLOW; End Item Identification: CHLORINATOR; Overall Width: 3.90 INCHES NOMINAL IN; Overall Length: 2.45 INCHES NOMINAL IN. 5 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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