NSN 6645-01-115-8366 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-115-8366. Manufacturer of record part number: 40371.
Also searched as6645-01-115-8366 ·
6645011158366 ·
NIIN 011158366 ·
01-115-8366 ·
FSC 6645 Time Measuring Instruments · CAGE 59023 · 40371
The Timer,sequential, cataloged under National Stock Number 6645-01-115-8366, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is O'keefe Controls Co.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6645-01-115-8366
Primary Part Number
40371
Item Name
Timer,sequential
FSC / FSG
6645 / 66 — Time Measuring Instruments
Manufacturer
O'keefe Controls Co.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5950-01-135-1274K-5312POSSIBLE MATCH
TRANSFORMER,AUDIO FREQUENCY
Possible match (shared part number)Keytronics, Inc. Div Api Technologies Corp- Magnetics
6220-01-470-9896DTP-187POSSIBLE MATCH
LENS,LIGHT
Possible match (shared part number)Adams Rite Mfg. Co.
3110-01-499-55594037-1POSSIBLE MATCH
BEARING,BALL,ROD END
Possible match (shared part number)Tyee Aircraft Inc Div Tyee Aircraft
NSN 6645-01-115-8366 is a Timer,sequential, manufactured by O'keefe Controls Co., classified under FSC 6645, Time Measuring Instruments. Status: active.
What part numbers are listed for NSN 6645-01-115-8366?
NSN 6645-01-115-8366 has 1 manufacturer part number on file: 40371 (O'keefe Controls Co.).
What NSN replaces 6645-01-115-8366?
3 possible matches (shared part number, not a government interchangeability claim): 5950-01-135-1274, 6220-01-470-9896, 3110-01-499-5559. Verify interchangeability with system specifications before substitution.
What are the specifications of 40371?
Key specifications for 40371: Special Features: 30 SECOND TIMER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6645-01-115-8366 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.