NSN 5977-01-570-9516 · NIIN 015709516 · Part number 9M187-93
The Boeing Company Div Defense · FSC 5977 — Electrical Contact Brushes and Electrodes · FSG 59 — Electrical and Electronic Equipment Components · CAGE 76301
Government record, cited
NSN 5977-01-570-9516 — this item is cataloged by the U.S. Government under National Stock Number 5977-01-570-9516. Manufacturer of record part number: 9M187-93.
Also searched as5977-01-570-9516 ·
5977015709516 ·
NIIN 015709516 ·
01-570-9516 ·
FSC 5977 Electrical Contact Brushes and Electrodes · CAGE 76301 · 9M187-93
Nearby stock numbers← 5977-01-570-7458 Parts Kit, Brush, Electrical Conta
·
5977-01-571-4554 Parts Kit, Electrical Contact Bru →
Features
Ring Assembly,electrical Contact — FSC 5977
1 manufacturer part number on file
Manufacturer of record: The Boeing Company Div Defense
Identification
NSN: 5977-01-570-9516
NIIN: 015709516
FSC: 5977 — Electrical Contact Brushes and Electrodes
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 9M187-93
Manufacturer: The Boeing Company Div Defense
General Description
The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-01-570-9516, 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 The Boeing Company Div Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Ring Assembly,electrical Contact
FSC / FSG
5977 — Electrical Contact Brushes and Electrodes (FSG 59)
Manufacturers
The Boeing Company Div Defense (CAGE 76301)
Technical Specifications
Parameter
Value
NSN
5977-01-570-9516
Primary Part Number
9M187-93
Item Name
Ring Assembly,electrical Contact
FSC / FSG
5977 / 59 — Electrical Contact Brushes and Electrodes
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 5977-01-570-9516?
NSN 5977-01-570-9516 is a Ring Assembly,electrical Contact, manufactured by The Boeing Company Div Defense, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
What part numbers are listed for NSN 5977-01-570-9516?
NSN 5977-01-570-9516 has 1 manufacturer part number on file: 9M187-93 (The Boeing Company Div Defense).
Is NSN 5977-01-570-9516 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.
What is the DEMIL code for NSN 5977-01-570-9516?
NSN 5977-01-570-9516 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.