The Brush,electrical Contact, cataloged under National Stock Number 5977-00-602-4097, 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 Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5977-00-602-4097 |
| Primary Part Number | 32257-3 |
| Item Name | Brush,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Length | 0.270 INCHES NOMINAL IN |
| Body Style | RECTANGULAR SLIP RING |
| Top Style | CYLINDRICAL HEAD |
| Shunt Position Designator | 5 |
| Style Designator | ONE PIECE |
| Material Document and Classification | PURE CARBON CO INC,GR L56 MFR REF SINGLE MATERIAL RESPONSE |
| Pressure Spring Type and Quantity | 1 CYLINDRICAL |
| Brush Shunt Length | 0.380 INCHES NOMINAL SINGLE SHUNT IN |
| Contact Face Style | CONCAVE |
| Shunt Insulation Provision and Quantity | 1 UNINSULATED |
| Width | 0.157 INCHES NOMINAL IN |
| Material | ELECTROGRAPHITIC |
| Thickness | 0.220 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 |
|---|---|
| 32257-3 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| 26612-5 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| 32257-3 | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 32257-3 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| 26612-5 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 5977-00-602-4097 is a Brush,electrical Contact, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-602-4097 has 3 manufacturer part numbers on file: 32257-3 (Honeywell International Inc. Div Aerospace - Torrance), 26612-5 (Honeywell International Inc. Div Aerospace - Torrance), 32257-3 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-223-9328. Verify interchangeability with system specifications before substitution.
Key specifications for 32257-3: Length: 0.270 INCHES NOMINAL IN; Body Style: RECTANGULAR SLIP RING; Top Style: CYLINDRICAL HEAD; Shunt Position Designator: 5. 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.
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.