The Brush,electrical Contact, cataloged under National Stock Number 5977-00-733-9909, 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 Delco Remy America Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5977-00-733-9909 |
| Primary Part Number | 1906990 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Delco Remy America Inc |
| Status | CANCELLED |
| Length | 0.750 INCHES NOMINAL IN |
| Body Style | RECTANGULAR |
| Distance From Center of Hole to Outside Edge | 0.320 INCHES NOMINAL IN |
| Distance From Brush Top to Hole Centerline | 0.160 INCHES NOMINAL IN |
| Top Style | FLAT |
| Style Designator | ONE PIECE |
| Material Document and Classification | LCO REMY CARBON GRADE -1504 MIL SPEC 4TH MATERIAL RESPONSE |
| Basic Shape Style | UNTHREADED SINGLE THROUGH HOLE |
| Contact Face Style | FLAT |
| Width | 0.750 INCHES NOMINAL IN |
| Material | METAL GRAPHITE |
| Hole Diameter | 0.174 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Thickness | 0.380 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1906990 PRIMARY | Delco Remy America Inc (USA) |
| Reference | Meaning |
|---|---|
| JHP124-351 | 5/9 Secondary reference Hollingsworth John R Co |
| 891280 | 5/9 Secondary reference Clark Equipment Co |
| 1906990 | 5/9 Secondary reference General Motors Corp |
| 1906990 | 5/9 Secondary reference General Motors Corp Delco Remy Div |
| R4285 | 5/9 Secondary reference Cnh Industrial America Llc Dba Cnh America |
| 59777339909 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 5977-00-733-9909 is a Brush,electrical Contact, manufactured by Delco Remy America Inc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: cancelled.
NSN 5977-00-733-9909 has 1 manufacturer part number on file: 1906990 (Delco Remy America Inc).
1 possible match (shared part number, not a government interchangeability claim): 5895-01-186-2957. Verify interchangeability with system specifications before substitution.
Key specifications for 1906990: Length: 0.750 INCHES NOMINAL IN; Body Style: RECTANGULAR; Distance From Center of Hole to Outside Edge: 0.320 INCHES NOMINAL IN; Distance From Brush Top to Hole Centerline: 0.160 INCHES NOMINAL IN. 13 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 5977-00-733-9909 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.