PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2976Wheel Assy,escape

Longines-Wittnauer Watch Co · NSN 6645-00-333-3342 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-333-3342 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-333-3342. Primary manufacturer part number: 2976.
Features
  • Wheel Assy,escape — FSC 6645
  • 1 verified cross-reference
  • Primary manufacturer: Longines-Wittnauer Watch Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Wheel Assy,escape, cataloged under National Stock Number 6645-00-333-3342, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Longines-Wittnauer Watch Co. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWheel Assy,escape
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersLongines-Wittnauer Watch Co (CAGE 36922)
Technical Specifications
ParameterValue
NSN6645-00-333-3342
Primary Part Number2976
Item NameWheel Assy,escape
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerLongines-Wittnauer Watch Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3655-00-394-4229 INTERCHANGEABLE
Diaphragm Set
5961-01-096-55422976 INTERCHANGEABLE
Transistor
Crown Audio, Inc. Dba Crown International
3405-01-161-65182976 INTERCHANGEABLE
Guide,post
Doall Baltimore Company
2920-01-239-1153 INTERCHANGEABLE
Spark Plug
5305-01-479-26972976 INTERCHANGEABLE
Screw,cap,hexagon Head
Independent Rough Terrain Center Llc
6515-01-552-965926159UHW INTERCHANGEABLE
Forceps,endoscopic
Karl Storz Endoscopy-America Inc
Cross-Reference Index
Part NumberManufacturer
2976 Longines-Wittnauer Watch Co (USA)
Related Parts
3655-00-394-4229INTERCHANGEABLE
DIAPHRAGM SET
5961-01-096-5542INTERCHANGEABLE
TRANSISTOR
2976
3405-01-161-6518INTERCHANGEABLE
GUIDE,POST
2976
2920-01-239-1153INTERCHANGEABLE
SPARK PLUG
5305-01-479-2697INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
2976
6515-01-552-9659INTERCHANGEABLE
FORCEPS,ENDOSCOPIC
26159UHW

Frequently Asked Questions

What is NSN 6645-00-333-3342?

NSN 6645-00-333-3342 is a Wheel Assy,escape, manufactured by Longines-Wittnauer Watch Co, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-00-333-3342?

NSN 6645-00-333-3342 has 1 cross-referenced part number: 2976 (Longines-Wittnauer Watch Co).

What NSN replaces 6645-00-333-3342?

There are 6 known substitutes for 6645-00-333-3342: 3655-00-394-4229, 5961-01-096-5542, 3405-01-161-6518 and 3 more. Verify interchangeability with system specifications before substitution.

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