The Cock Assy,balance, cataloged under National Stock Number 6645-00-333-5366, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Cock Assy,balance
FSC / FSG
6645 — Time Measuring Instruments (FSG 66)
Technical Specifications
Parameter
Value
NSN
6645-00-333-5366
Item Name
Cock Assy,balance
FSC / FSG
6645 / 66 — Time Measuring Instruments
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-00-411-0278130108POSSIBLE MATCH
GASKET
Possible match (shared part number)Industrial Technologies and Services Llc
5330-00-641-163921671POSSIBLE MATCH
PACKING MATERIAL
Possible match (shared part number)Clayton Manufacturing Company
5330-00-851-724024110-0149POSSIBLE MATCH
SEAL,PLAIN ENCASED
Possible match (shared part number)Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
5950-01-177-323822032POSSIBLE MATCH
TRANSFORMER,RADIO FREQUENCY
Possible match (shared part number)Vanguard Electronics, Llc
2910-01-195-390522032POSSIBLE MATCH
CLAMP,NOZZLE,FUEL INJECTION
Possible match (shared part number)Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5330-01-242-4315WF2-2056POSSIBLE MATCH
SEAL,PLAIN
Possible match (shared part number)Malabar
6515-01-593-779002.114.505POSSIBLE MATCH
BONE PLATE
Possible match (shared part number)Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
22032
3/9Design control — primary reference
Waltham Clock Co Inc
Related Parts
5330-00-411-0278POSSIBLE MATCH
GASKET
130108
5330-00-641-1639POSSIBLE MATCH
PACKING MATERIAL
21671
5330-00-851-7240POSSIBLE MATCH
SEAL,PLAIN ENCASED
24110-0149
5950-01-177-3238POSSIBLE MATCH
TRANSFORMER,RADIO FREQUENCY
22032
2910-01-195-3905POSSIBLE MATCH
CLAMP,NOZZLE,FUEL INJECTION
22032
5330-01-242-4315POSSIBLE MATCH
SEAL,PLAIN
WF2-2056
6515-01-593-7790POSSIBLE MATCH
BONE PLATE
02.114.505
Frequently Asked Questions
What is NSN 6645-00-333-5366?
NSN 6645-00-333-5366 is a Cock Assy,balance, classified under FSC 6645, Time Measuring Instruments. Status: active.
What NSN replaces 6645-00-333-5366?
7 possible matches (shared part number, not a government interchangeability claim): 5330-00-411-0278, 5330-00-641-1639, 5330-00-851-7240. Verify interchangeability with system specifications before substitution.
Is NSN 6645-00-333-5366 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.