PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

85001Meter,time Totalizing

Hobbs Corp · NSN 6645-01-374-9928 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-374-9928 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-374-9928. Primary manufacturer part number: 85001.
Features
  • Meter,time Totalizing — FSC 6645
  • Hermetic Protection: PROVIDED
  • Reset Feature: NOT PROVIDED
  • Voltage Rating: 10.0 VOLTS NOMINAL AND 32.0 VOLTS NOMINAL
  • Body Depth: 1.860 INCHES NOMINAL IN
  • Mounting Method: FLUSH
  • Mounting Configuration: THREE .150 HOLES EQUALLY SPACED ON 2.53 BOLT CIRCLE DIAMETER
  • Indicator Type: DIGITAL COUNTER
Applications
  • Applications requiring Plastic Case construction
General Description

The Meter,time Totalizing, cataloged under National Stock Number 6645-01-374-9928, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hobbs Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-374-9928
Primary Part Number85001
Item NameMeter,time Totalizing
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerHobbs Corp
StatusACTIVE
Hermetic ProtectionPROVIDED
Reset FeatureNOT PROVIDED
Voltage Rating10.0 VOLTS NOMINAL AND 32.0 VOLTS NOMINAL
Body Depth1.860 INCHES NOMINAL IN
Mounting MethodFLUSH
Mounting ConfigurationTHREE .150 HOLES EQUALLY SPACED ON 2.53 BOLT CIRCLE DIAMETER
Indicator TypeDIGITAL COUNTER
Unit TypeMOUNTED
Movement TypeELECTRICAL
MaterialPLASTIC CASE
Flange Height2.870 INCHES NOMINAL IN
Body Width1.414 INCHES NOMINAL IN
Terminal Quantity2
Mounting TypePANEL
Current TypeDC
Mounting Flange Width2.870 INCHES NOMINAL IN
Body Length2.487 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-295-4304TKLHPX10 INTERCHANGEABLE
Relay,electromagnetic
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
6145-00-822-1426 INTERCHANGEABLE
Wire,electrical
5950-00-910-561585001 INTERCHANGEABLE
Transformer,audio Frequency
Electronic Transformer Corp Div Electronic Transformer Corporation
4330-00-996-1663 INTERCHANGEABLE
Filter Element,fluid
5180-01-007-89995180-01-007-8999 INTERCHANGEABLE
Screwdriver Kit,torque
General Services Administration Federal Supply Service
2510-01-141-529712315353 INTERCHANGEABLE
Hanger,trunion
U S Army Tank Automotive Command Amsta-Im-Mm
5961-01-166-7500352-1118-010 INTERCHANGEABLE
Transistor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6695-01-207-89268500-1 INTERCHANGEABLE
Transducer,motional Pickup
Donel Systems Llc
6220-01-237-59995165145-001 INTERCHANGEABLE
Panel,indicating,light Transmitt
Oppenheimer Precision Products Inc
6515-01-431-534285001 INTERCHANGEABLE
Cable,patient,oximeter
Government Marketing International, Inc. Dba Government Marketing International, Inc.
Cross-Reference Index
Part NumberManufacturer
85001 Hobbs Corp (USA)
Related Parts
5945-00-295-4304INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
TKLHPX10
6145-00-822-1426INTERCHANGEABLE
WIRE,ELECTRICAL
5950-00-910-5615INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
85001
4330-00-996-1663INTERCHANGEABLE
FILTER ELEMENT,FLUID
5180-01-007-8999INTERCHANGEABLE
SCREWDRIVER KIT,TORQUE
5180-01-007-8999
2510-01-141-5297INTERCHANGEABLE
HANGER,TRUNION
12315353
5961-01-166-7500INTERCHANGEABLE
TRANSISTOR
352-1118-010
6695-01-207-8926INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
8500-1
6220-01-237-5999INTERCHANGEABLE
PANEL,INDICATING,LIGHT TRANSMITT
5165145-001
6515-01-431-5342INTERCHANGEABLE
CABLE,PATIENT,OXIMETER
85001
6850-01-459-7994INTERCHANGEABLE
DESICCANT,ACTIVATED
85001
6230-01-515-6174INTERCHANGEABLE
FLASHLIGHT
85001

Frequently Asked Questions

What is NSN 6645-01-374-9928?

NSN 6645-01-374-9928 is a Meter,time Totalizing, manufactured by Hobbs Corp, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-374-9928?

NSN 6645-01-374-9928 has 1 cross-referenced part number: 85001 (Hobbs Corp).

What NSN replaces 6645-01-374-9928?

There are 12 known substitutes for 6645-01-374-9928: 5945-00-295-4304, 6145-00-822-1426, 5950-00-910-5615 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 85001?

Key specifications for 85001: Overall Width: 2.870 INCHES NOMINAL IN; Hermetic Protection: PROVIDED; Reset Feature: NOT PROVIDED; Voltage Rating: 10.0 VOLTS NOMINAL AND 32.0 VOLTS NOMINAL. 19 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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