PartsTable TECHNICAL DATA SHEET
NSN 6645-01-643-2558Government record, cited

Meter, Time Totalizing6645-01-643-2558

NSN 6645-01-643-2558 · NIIN 016432558 · Part number 60333-50
Trimble Military and Advanced Systems, Inc. Dba Trimble Navigation · FSC 6645 — Time Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 65457
Government record, cited
NSN 6645-01-643-2558 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-643-2558. Manufacturer of record part number: 60333-50.
Also searched as  6645-01-643-2558 · 6645016432558 · NIIN 016432558 · 01-643-2558 · FSC 6645 Time Measuring Instruments · CAGE 65457 · 60333-50
Nearby stock numbers  ·
Features
  • Meter,time Totalizing — FSC 6645
  • Movement Type: ELECTRONIC
  • Current Type: DC
  • Body Width: 102.0 MILLIMETERS NOMINAL MM
  • Hermetic Protection: NOT PROVIDED
  • Body Length: 127.0 MILLIMETERS NOMINAL MM
  • Unit Type: MOUNTED
  • Reset Feature: NOT PROVIDED
Identification
  • NSN: 6645-01-643-2558
  • NIIN: 016432558
  • FSC: 6645 — Time Measuring Instruments
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: 60333-50
  • Manufacturer: Trimble Military and Advanced Systems, Inc. Dba Trimble Navigation
General Description

The Meter,time Totalizing, cataloged under National Stock Number 6645-01-643-2558, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Trimble Military and Advanced Systems, Inc. Dba Trimble Navigation. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-643-2558
Primary Part Number60333-50
Item NameMeter,time Totalizing
FSC / FSG6645 / 66 — Time Measuring Instruments
ManufacturerTrimble Military and Advanced Systems, Inc. Dba Trimble Navigation
StatusACTIVE
Movement TypeELECTRONIC
Current TypeDC
Body Width102.0 MILLIMETERS NOMINAL MM
Hermetic ProtectionNOT PROVIDED
Body Length127.0 MILLIMETERS NOMINAL MM
Unit TypeMOUNTED
Reset FeatureNOT PROVIDED
MaterialALUMINUM OR STEEL CASE
Voltage Rating19.0 VOLTS MINIMUM AND 34.0 VOLTS MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
60333-50 PRIMARY Trimble Military and Advanced Systems, Inc. Dba Trimble Navigation (USA)
No interchangeability data on file.
Other items in FSC 6645 — Time Measuring Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6645-00-001-1256
6645-00-001-1256 · Item name not on file
6645-00-001-4498
6645-00-001-4498 · Item name not on file
6645-00-001-4584
6645-00-001-4584 · Item name not on file
6645-00-001-9400
METER,TIME TOTALIZING
6645-00-003-0327
6645-00-003-0327 · Item name not on file
6645-00-003-0328
6645-00-003-0328 · Item name not on file
6645-00-003-0337
6645-00-003-0337 · Item name not on file
6645-00-003-0338
METER,TIME TOTALIZING

Frequently Asked Questions

What is NSN 6645-01-643-2558?

NSN 6645-01-643-2558 is a Meter,time Totalizing, manufactured by Trimble Military and Advanced Systems, Inc. Dba Trimble Navigation, classified under FSC 6645, Time Measuring Instruments. Status: active.

What part numbers are listed for NSN 6645-01-643-2558?

NSN 6645-01-643-2558 has 1 manufacturer part number on file: 60333-50 (Trimble Military and Advanced Systems, Inc. Dba Trimble Navigation).

What are the specifications of 60333-50?

Key specifications for 60333-50: Overall Height: 40.0 MILLIMETERS NOMINAL MM; Movement Type: ELECTRONIC; Current Type: DC; Body Width: 102.0 MILLIMETERS NOMINAL MM. 9 specifications are documented in the U.S. Government catalog.

Is NSN 6645-01-643-2558 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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