PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45118Meter,flow Rate Indicating

Extech Inc. · NSN 6680-01-680-3775 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-680-3775 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-680-3775. Primary manufacturer part number: 45118.
Features
  • Meter,flow Rate Indicating — FSC 6680
  • Unit Type: PORTABLE
  • Indicator Type: DIGITAL DISPLAY
  • Design Type: ELECTRONIC
  • 2 verified cross-references
  • Primary manufacturer: Extech Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-680-3775, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Extech Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-680-3775
Primary Part Number45118
Item NameMeter,flow Rate Indicating
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerExtech Inc.
StatusACTIVE
Unit TypePORTABLE
Indicator TypeDIGITAL DISPLAY
Design TypeELECTRONIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5850-00-565-894645118 INTERCHANGEABLE
Filter,signal Light
L3harris Technologies, Inc Div Space & Airborne Systems
4920-00-771-8834145-40928 INTERCHANGEABLE
Current Source,transistorized
Moog Inc
5955-00-789-811945118 INTERCHANGEABLE
Oscillator,noncrystal Controlled
L3harris Technologies, Inc. Div Space and Airborne Systems
5330-01-049-397045118 INTERCHANGEABLE
Gasket
Generac Mobile Products, Llc
5365-01-231-7327 INTERCHANGEABLE
Spacer
5120-01-335-0919FS181 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
3455-01-365-1667307-10 INTERCHANGEABLE
Cutter,milling,side
Kennametal Inc. Div Kennametal Industrial Products Group
5935-01-621-073545-118 INTERCHANGEABLE
Connector,dummy
Hii Unmanned Systems, Inc
Cross-Reference Index
Part NumberManufacturer
45118 PRIMARY Extech Inc. (USA)
10502593 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5850-00-565-8946INTERCHANGEABLE
FILTER,SIGNAL LIGHT
45118
4920-00-771-8834INTERCHANGEABLE
CURRENT SOURCE,TRANSISTORIZED
145-40928
5955-00-789-8119INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
45118
5330-01-049-3970INTERCHANGEABLE
GASKET
45118
5365-01-231-7327INTERCHANGEABLE
SPACER
5120-01-335-0919INTERCHANGEABLE
SOCKET,SOCKET WRENCH
FS181
3455-01-365-1667INTERCHANGEABLE
CUTTER,MILLING,SIDE
307-10
5935-01-621-0735INTERCHANGEABLE
CONNECTOR,DUMMY
45-118

Frequently Asked Questions

What is NSN 6680-01-680-3775?

NSN 6680-01-680-3775 is a Meter,flow Rate Indicating, manufactured by Extech Inc., classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-680-3775?

NSN 6680-01-680-3775 has 2 cross-referenced part numbers: 45118 (Extech Inc.), 10502593 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 6680-01-680-3775?

There are 8 known substitutes for 6680-01-680-3775: 5850-00-565-8946, 4920-00-771-8834, 5955-00-789-8119 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45118?

Key specifications for 45118: Overall Length: 5.25 INCHES NOMINAL IN; Unit Type: PORTABLE; Indicator Type: DIGITAL DISPLAY; Design Type: ELECTRONIC. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com