NSN 5977-00-502-7650 · NIIN 005027650 · Part number CA5578
Kurz & Root Generator Company, Llc · FSC 5977 — Electrical Contact Brushes and Electrodes · FSG 59 — Electrical and Electronic Equipment Components · CAGE 75377
Government record, cited
NSN 5977-00-502-7650 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-502-7650. Manufacturer of record part number: CA5578.
Also searched as5977-00-502-7650 ·
5977005027650 ·
NIIN 005027650 ·
00-502-7650 ·
FSC 5977 Electrical Contact Brushes and Electrodes · CAGE 75377 · CA5578
Mounting Configuration: 2.750 IN. DIA CENTER MTG HOLE W/9.250 IN. KEYWAY IN
Width: 0.500 INCHES NOMINAL IN
Contact Ring Quantity: 2
Identification
NSN: 5977-00-502-7650
NIIN: 005027650
FSC: 5977 — Electrical Contact Brushes and Electrodes
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: CA5578
Manufacturer: Kurz & Root Generator Company, Llc
General Description
The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-00-502-7650, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Kurz & Root Generator Company, Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5977-00-502-7650
Primary Part Number
CA5578
Item Name
Ring Assembly,electrical Contact
FSC / FSG
5977 / 59 — Electrical Contact Brushes and Electrodes
Manufacturer
Kurz & Root Generator Company, Llc
Status
ACTIVE
FSC Application Data
GENERATOR,AC
Overall Diameter
4.000 INCHES NOMINAL IN
Diameter
3.875 INCHES NOMINAL IN
Surface Treatment
COPPER RING
Mounting Configuration
2.750 IN. DIA CENTER MTG HOLE W/9.250 IN. KEYWAY IN
Other items in FSC 5977 — Electrical Contact Brushes and Electrodes
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5977-00-001-8018
BRUSH,ELECTRICAL CONTACT
5977-00-001-8867
5977-00-001-8867 · Item name not on file
5977-00-002-9654
5977-00-002-9654 · Item name not on file
5977-00-003-0257
BRUSH SET,ELECTRICAL CONTACT
5977-00-003-0258
HOLDER,ELECTRICAL CONTACT BRUSH
5977-00-003-0264
5977-00-003-0264 · Item name not on file
5977-00-003-1196
ELECTRODE
5977-00-003-1197
5977-00-003-1197 · Item name not on file
Frequently Asked Questions
What is NSN 5977-00-502-7650?
NSN 5977-00-502-7650 is a Ring Assembly,electrical Contact, manufactured by Kurz & Root Generator Company, Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
What part numbers are listed for NSN 5977-00-502-7650?
NSN 5977-00-502-7650 has 1 manufacturer part number on file: CA5578 (Kurz & Root Generator Company, Llc).
What are the specifications of CA5578?
Key specifications for CA5578: FSC Application Data: GENERATOR,AC; Overall Diameter: 4.000 INCHES NOMINAL IN; Diameter: 3.875 INCHES NOMINAL IN; Overall Length: 2.250 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5977-00-502-7650 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.