The Reducer,pipe, cataloged under National Stock Number 4730-00-684-4659, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-684-4659 |
| Primary Part Number | 205498N |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 2.158 INCHES IN |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Thread Series Designator | NPT SECOND END |
| Thread Series Designator | NPT FIRST END |
| Reducer Type | CONCENTRIC |
| 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 |
|---|---|
| 900283 | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 3-11-110-004900 | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 205498N PRIMARY | Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA) |
| 11-110-010074 | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 11-110-010074 | 5/9 Secondary reference Hercules Engine Co Inc |
| 302-E-7975 | 5/9 Secondary reference Kersey / American Lafrance a Div of Figgie International Inc |
| 205498 | 3/9 Design control — primary reference Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems |
| 3-11-110-004900 | 5/9 Secondary reference Hercules Engine Co Inc |
| 25-G-097 | 5/9 Secondary reference Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) |
| 900283 | 5/9 Secondary reference Hercules Engine Co Inc |
NSN 4730-00-684-4659 is a Reducer,pipe, manufactured by Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-684-4659 has 4 manufacturer part numbers on file: 900283 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 3-11-110-004900 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 205498N (Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems), 11-110-010074 (Brinkley Technology Group Llc Dba Hercules Manufacturing).
3 possible matches (shared part number, not a government interchangeability claim): 5330-01-390-5936, 5120-01-460-9935, 5930-01-617-7264. Verify interchangeability with system specifications before substitution.
Key specifications for 205498N: Connection Style: PLAIN (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 2.158 INCHES IN; Connection Type: THREADED INTERNAL PIPE FIRST END. 12 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.