PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

638-315Cover,interval Timer

Simplex Time Recorder Llc · NSN 6645-01-363-9790 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-363-9790 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-363-9790. Primary manufacturer part number: 638-315.
Features
  • Cover,interval Timer — FSC 6645
  • 1 verified cross-reference
  • Primary manufacturer: Simplex Time Recorder Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cover,interval Timer, cataloged under National Stock Number 6645-01-363-9790, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Simplex Time Recorder Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCover,interval Timer
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersSimplex Time Recorder Llc (CAGE 54978)
Technical Specifications
ParameterValue
NSN6645-01-363-9790
Primary Part Number638-315
Item NameCover,interval Timer
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerSimplex Time Recorder Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6625-01-509-7580638315 INTERCHANGEABLE
Ammeter
Phaostron Instrument and Electronic Company
Cross-Reference Index
Part NumberManufacturer
638-315 PRIMARY Simplex Time Recorder Llc (USA)
Related Parts
6625-01-509-7580INTERCHANGEABLE
AMMETER
638315

Frequently Asked Questions

What is NSN 6645-01-363-9790?

NSN 6645-01-363-9790 is a Cover,interval Timer, manufactured by Simplex Time Recorder Llc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-363-9790?

NSN 6645-01-363-9790 has 1 cross-referenced part number: 638-315 (Simplex Time Recorder Llc).

What NSN replaces 6645-01-363-9790?

There is 1 known substitute for 6645-01-363-9790: 6625-01-509-7580. Verify interchangeability with system specifications before substitution.

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