The Brush,electrical Contact, cataloged under National Stock Number 5977-00-284-9030, 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 John Reiner & Co. Inc.. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-284-9030 |
| Primary Part Number | 19-946-112 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | John Reiner & Co. Inc. |
| Status | ACTIVE |
| Length | 1.250 INCHES NOMINAL IN |
| Body Style | RECTANGULAR |
| Style Designator | ONE PIECE |
| Material Document and Classification | HELWIG CARBON PRODUCTS INC,GRADE E23 MFR REF SINGLE MATERIAL RESPONSE |
| Brush Shunt Length | 2.500 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.375 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Terminal Type and Quantity | 1 STRAIGHT W/SLOT |
| Thickness | 0.375 INCHES NOMINAL IN |
| 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 |
|---|---|
| 19-946-112 PRIMARY | John Reiner & Co. Inc. (USA) |
| Reference | Meaning |
|---|---|
| 60211-24 | 5/9 Secondary reference John Reiner & Co. Inc. |
| 11033-12 | 5/9 Secondary reference John Reiner & Co. Inc. |
NSN 5977-00-284-9030 is a Brush,electrical Contact, manufactured by John Reiner & Co. Inc., classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-284-9030 has 1 manufacturer part number on file: 19-946-112 (John Reiner & Co. Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-160-6143. Verify interchangeability with system specifications before substitution.
Key specifications for 19-946-112: Length: 1.250 INCHES NOMINAL IN; Body Style: RECTANGULAR; Style Designator: ONE PIECE; Material Document and Classification: HELWIG CARBON PRODUCTS INC,GRADE E23 MFR REF SINGLE MATERIAL RESPONSE. 11 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.