The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-01-075-9165, 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 Bae Systems Integrated Defense Solutions Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-01-075-9165 |
| Primary Part Number | 7937-00020 |
| Item Name | Ring Assembly,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Bae Systems Integrated Defense Solutions Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7937-00020 PRIMARY | Bae Systems Integrated Defense Solutions Inc. (USA) |
| PPC397-00 | Pandect Instrument Laboratories Ltd (GBR) |
| 7937-00020 | Bae Systems (operations) Limited (GBR) |
| Reference | Meaning |
|---|---|
| 11778536 | 5/9 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
NSN 5977-01-075-9165 is a Ring Assembly,electrical Contact, manufactured by Bae Systems Integrated Defense Solutions Inc., classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-01-075-9165 has 3 manufacturer part numbers on file: 7937-00020 (Bae Systems Integrated Defense Solutions Inc.), PPC397-00 (Pandect Instrument Laboratories Ltd), 7937-00020 (Bae Systems (operations) Limited).
Key specifications for 7937-00020: Overall Length: 0.730 INCHES NOMINAL IN; Overall Width: 1.100 INCHES NOMINAL IN; Special Features: CURRENT 3.5 AMP,VOLTAGE 115 VRMS 400 HZ,ROTATION CONTINUOUS,CIRCUIT RESISTANCE BROWN WIRE 50M,RED WIRE 100M,ORANGE WIRE 100M; End Item Identification: 1005-01-063-4762. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5977-01-075-9165 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.