The Ring,electrical Contact, cataloged under National Stock Number 5977-00-734-9369, 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 Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-734-9369 |
| Primary Part Number | 066991 |
| Item Name | Ring,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems |
| Status | ACTIVE |
| Shape | CYLINDRICAL |
| Outside Diameter | 1.688 INCHES MINIMUM AND 1.719 INCHES MAXIMUM IN |
| Material | COPPER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 066991 PRIMARY | Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems (USA) |
| Reference | Meaning |
|---|---|
| 7349369 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 10A6572 | 5/2 Secondary reference U.S. Government activity |
| 066991 | 5/9 Secondary reference Paccar Government Group Co Yarrow Bay Office Pk |
NSN 5977-00-734-9369 is a Ring,electrical Contact, manufactured by Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-734-9369 has 1 manufacturer part number on file: 066991 (Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems).
Key specifications for 066991: Shape: CYLINDRICAL; Outside Diameter: 1.688 INCHES MINIMUM AND 1.719 INCHES MAXIMUM IN; Special Features: INDENTATION IN OUTSIDE EDGE,0.25 IN. LG,0.063 IN. DEEP,RING LINED W/ COTTON FABRIC IN; Material: COPPER. 3 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.
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.