The Brush,electrical Contact, cataloged under National Stock Number 5977-00-178-8133, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-178-8133 |
| Primary Part Number | 234-1271-00 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Length | 0.625 INCHES NOMINAL IN |
| Largest Outside Diameter | 0.225 INCHES NOMINAL IN |
| Body Style | RECTANGULAR COMMUTATOR |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Material Document and Classification | MORGANITE INC,GR H-6782 MFR REF SINGLE MATERIAL RESPONSE |
| Spring Free Length | 2.719 INCHES NOMINAL IN |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL |
| Brush Shunt Length | 1.094 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | FLAT |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.302 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN |
| Material | GRAPHITE |
| Terminal Type and Quantity | 1 ROUND CAP W/EARS |
| Thickness | 0.183 INCHES MINIMUM AND 0.187 INCHES MAXIMUM 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 |
|---|---|
| 234-1271-00 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 213G280R213G29 | Aimtron Systems, Llc (USA) |
| 213G28 | Aimtron Systems, Llc (USA) |
| 213GP29 | Aimtron Systems, Llc (USA) |
| RB1918A1 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| 23N126A PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 213GP28 | Aimtron Systems, Llc (USA) |
| 213G29 | Aimtron Systems, Llc (USA) |
| RB1918A2 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| RB1918A1 | 5/9 Secondary reference U.S. Government activity |
| A65560RA6556-1 | 5/9 Secondary reference Zenith Radio Corp of Iowa |
| RB1918A2 | 5/9 Secondary reference Bendix Corp the |
| RB1918A1 | 5/9 Secondary reference Bendix Corp the |
| RB1918A2 | 5/9 Secondary reference U.S. Government activity |
NSN 5977-00-178-8133 is a Brush,electrical Contact, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-178-8133 has 9 manufacturer part numbers on file: 234-1271-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 213G280R213G29 (Aimtron Systems, Llc), 213G28 (Aimtron Systems, Llc), 213GP29 (Aimtron Systems, Llc), RB1918A1 (Honeywell International, Inc Div Aerospace-Tucson) and 4 more.
Key specifications for 234-1271-00: Length: 0.625 INCHES NOMINAL IN; Largest Outside Diameter: 0.225 INCHES NOMINAL IN; Body Style: RECTANGULAR COMMUTATOR; Shunt Position Designator: 5. 15 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.