PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

710-0001Meter,time Totalizing

Redington Counters Inc · NSN 6645-01-161-3689 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-161-3689 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-161-3689. Primary manufacturer part number: 710-0001.
Features
  • Meter,time Totalizing — FSC 6645
  • Terminal Type: WIRE LEAD
  • Indicator Type: DRUM REGISTER
  • Voltage Rating: 115.0 VOLTS NOMINAL
  • Electrical Movement Type: SYNCHRONOUS MOTOR
  • Hermetic Protection: NOT PROVIDED
  • Operating Frequency: 60.0 HERTZ NOMINAL
  • Measurement Unit: HOURS
Applications
  • Applications requiring Plastic Case construction
General Description

The Meter,time Totalizing, cataloged under National Stock Number 6645-01-161-3689, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Redington Counters Inc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6645-01-161-3689
Primary Part Number710-0001
Item NameMeter,time Totalizing
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerRedington Counters Inc
StatusCANCELLED
Terminal TypeWIRE LEAD
Indicator TypeDRUM REGISTER
Voltage Rating115.0 VOLTS NOMINAL
Electrical Movement TypeSYNCHRONOUS MOTOR
Hermetic ProtectionNOT PROVIDED
Operating Frequency60.0 HERTZ NOMINAL
Measurement UnitHOURS
Marking ColorWHITE
Background ColorBLACK
Mounting ConfigurationTHREE 0.125 IN. DIA HOLES ON A 2.440 IN. BOLT HOLE CIRCLE OR THREE 0.150 IN. DIA HOLES ON A 2.530 IN. BOLT HOLE CIRCLE IN
Mounting Flange Diameter2.844 INCHES NOMINAL IN
Movement TypeELECTRICAL
Maximum Measurement99999.90
Reset FeatureNOT PROVIDED
MaterialPLASTIC CASE
Smallest Increment Indicated0.10
Unit TypeMOUNTED
Body Depth2.075 INCHES NOMINAL IN
Mounting MethodFLUSH
Body Diameter2.187 INCHES NOMINAL IN
Current TypeAC
Mounting TypeFLANGE
Terminal Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
3110-00-012-3897S3746BISTE7P515LY167 INTERCHANGEABLE
Bearing,ball,airframe
Mpb Corp Div Timken Super Precision
1270-00-349-5640581R522H03 INTERCHANGEABLE
Optical Assembly,integrated Lase
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4930-00-704-1852 INTERCHANGEABLE
Lubricant Packer,bearing
6150-01-149-9894640002 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Avtron Aerospace Inc
6645-01-373-8860710-0001 INTERCHANGEABLE
Timer
Redington Counters Inc
6625-01-416-337971000-01 INTERCHANGEABLE
Target Source
Contour Metrological & Manufacturing, Inc Div Cmm Optic
6515-01-527-25657100-001 INTERCHANGEABLE
Zimmer Reamer Coupl
Microaire Surgical Instruments Inc Sub of Marmon Group
Cross-Reference Index
Part NumberManufacturer
760032-115 National Computer Systems Inc Field Services Div (USA)
02-010117-000 Sangamo Weston Inc Engler Instruments Div Sub of Schlumberger Ltd (USA)
710-0001 PRIMARY Redington Counters Inc (USA)
153-0065-0 Inductotherm Industries Inc (USA)
640002 Ikon Systems Inc (USA)
02-010117-000 Terrain King Corporation (USA)
635GS100 Cramer Co Division of Chestnut Group Inc (USA)
Related Parts
3110-00-012-3897INTERCHANGEABLE
BEARING,BALL,AIRFRAME
S3746BISTE7P515LY167
1270-00-349-5640INTERCHANGEABLE
OPTICAL ASSEMBLY,INTEGRATED LASE
581R522H03
4930-00-704-1852INTERCHANGEABLE
LUBRICANT PACKER,BEARING
6150-01-149-9894INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
640002
6645-01-373-8860INTERCHANGEABLE
TIMER
710-0001
6625-01-416-3379INTERCHANGEABLE
TARGET SOURCE
71000-01
6515-01-527-2565INTERCHANGEABLE
ZIMMER REAMER COUPL
7100-001

Frequently Asked Questions

What is NSN 6645-01-161-3689?

NSN 6645-01-161-3689 is a Meter,time Totalizing, manufactured by Redington Counters Inc, classified under FSC 6645 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6645-01-161-3689?

NSN 6645-01-161-3689 has 7 cross-referenced part numbers: 760032-115 (National Computer Systems Inc Field Services Div), 02-010117-000 (Sangamo Weston Inc Engler Instruments Div Sub of Schlumberger Ltd), 710-0001 (Redington Counters Inc), 153-0065-0 (Inductotherm Industries Inc), 640002 (Ikon Systems Inc) and 2 more.

What NSN replaces 6645-01-161-3689?

There are 7 known substitutes for 6645-01-161-3689: 3110-00-012-3897, 1270-00-349-5640, 4930-00-704-1852 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 710-0001?

Key specifications for 710-0001: Terminal Type: WIRE LEAD; Indicator Type: DRUM REGISTER; Voltage Rating: 115.0 VOLTS NOMINAL; Electrical Movement Type: SYNCHRONOUS MOTOR. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6645-01-161-3689 still in active supply?

NSN 6645-01-161-3689 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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