PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CVC STOPWATCHStopwatch

Dla Aviation Engineering Div Department of Defense · NSN 6645-01-380-0990 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-380-0990 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-380-0990. Primary manufacturer part number: CVC STOPWATCH.
Features
  • Stopwatch — FSC 6645
  • Material: PLASTIC CASE
  • Maximum Running Time: 24.0 HOURS
  • Display Type: LIGHT EMITTING DIODE (L.E.D.).
  • Control Method: PUSH BUTTON ON SIDE OF CASE
  • Sweep Hand Quantity: 0
  • 2 verified cross-references
  • Primary manufacturer: Dla Aviation Engineering Div Department of Defense
Applications
  • Applications requiring Plastic Case construction
General Description

The Stopwatch, cataloged under National Stock Number 6645-01-380-0990, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Dla Aviation Engineering Div Department of Defense. Government technical data includes 5 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-380-0990
Primary Part NumberCVC STOPWATCH
Item NameStopwatch
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerDla Aviation Engineering Div Department of Defense
StatusACTIVE
MaterialPLASTIC CASE
Maximum Running Time24.0 HOURS
Display TypeLIGHT EMITTING DIODE (L.E.D.).
Control MethodPUSH BUTTON ON SIDE OF CASE
Sweep Hand Quantity0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6645-01-106-4302 INTERCHANGEABLE
Stopwatch
6645-01-376-2329S602XE INTERCHANGEABLE
Stopwatch
Accusplit Inc
6645-01-376-2330AX725BK INTERCHANGEABLE
Stopwatch
Accusplit Inc
6645-01-376-2331A601XBK INTERCHANGEABLE
Stopwatch
Accusplit Inc
6645-01-376-2335AX605 INTERCHANGEABLE
Stopwatch
Accusplit Inc
6645-01-376-2336S3MAGXLBK INTERCHANGEABLE
Stopwatch
Accusplit Inc
6645-01-378-2996 INTERCHANGEABLE
Stopwatch
6645-01-380-0946LC5000 INTERCHANGEABLE
Stopwatch
Faehr Electronic Timers Inc
6645-01-380-1075RS500 INTERCHANGEABLE
Stopwatch
Faehr Electronic Timers Inc
6645-01-380-1172 INTERCHANGEABLE
Stopwatch
Cross-Reference Index
Part NumberManufacturer
CVC STOPWATCH Dla Aviation Engineering Div Department of Defense (USA)
PR500 Faehr Electronic Timers Inc (USA)
Related Parts
6645-01-106-4302INTERCHANGEABLE
STOPWATCH
6645-01-376-2329INTERCHANGEABLE
STOPWATCH
S602XE
6645-01-376-2330INTERCHANGEABLE
STOPWATCH
AX725BK
6645-01-376-2331INTERCHANGEABLE
STOPWATCH
A601XBK
6645-01-376-2335INTERCHANGEABLE
STOPWATCH
AX605
6645-01-376-2336INTERCHANGEABLE
STOPWATCH
S3MAGXLBK
6645-01-378-2996INTERCHANGEABLE
STOPWATCH
6645-01-380-0946INTERCHANGEABLE
STOPWATCH
LC5000
6645-01-380-1075INTERCHANGEABLE
STOPWATCH
RS500
6645-01-380-1172INTERCHANGEABLE
STOPWATCH
6645-01-380-1189INTERCHANGEABLE
STOPWATCH
5340-01-688-4870INTERCHANGEABLE
PAD,CUSHIONING

Frequently Asked Questions

What is NSN 6645-01-380-0990?

NSN 6645-01-380-0990 is a Stopwatch, manufactured by Dla Aviation Engineering Div Department of Defense, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-380-0990?

NSN 6645-01-380-0990 has 2 cross-referenced part numbers: CVC STOPWATCH (Dla Aviation Engineering Div Department of Defense), PR500 (Faehr Electronic Timers Inc).

What NSN replaces 6645-01-380-0990?

There are 12 known substitutes for 6645-01-380-0990: 6645-01-106-4302, 6645-01-376-2329, 6645-01-376-2330 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CVC STOPWATCH?

Key specifications for CVC STOPWATCH: Material: PLASTIC CASE; Maximum Running Time: 24.0 HOURS; Display Type: LIGHT EMITTING DIODE (L.E.D.).; Control Method: PUSH BUTTON ON SIDE OF CASE. 6 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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