The Extension Piece, cataloged under National Stock Number 4530-01-171-7198, is classified within Federal Supply Class 4530 (Fuel Burning Equipment Units) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Babcock & Wilcox Co. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4530-01-171-7198 |
| Primary Part Number | 9026909 |
| Item Name | Extension Piece |
| FSC / FSG | 4530 / 45 — Fuel Burning Equipment Units |
| Manufacturer | Babcock & Wilcox Co |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 19.562 IN. LG 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 |
|---|---|
| 9026909 PRIMARY | Babcock & Wilcox Co (USA) |
| Reference | Meaning |
|---|---|
| 9026909 | 3/9 Design control — primary reference The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| MX-261180 PIECE-88 | 5/9 Secondary reference The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| MX-261193-3 PIECE 88 | C/1 Advisory reference — outside the item-of-supply concept The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
NSN 4530-01-171-7198 is a Extension Piece, manufactured by Babcock & Wilcox Co, classified under FSC 4530, Fuel Burning Equipment Units. Status: active.
NSN 4530-01-171-7198 has 1 manufacturer part number on file: 9026909 (Babcock & Wilcox Co).
Key specifications for 9026909: General Characteristics Item Description: STEEL; 19.562 IN. LG IN; End Item Identification: BABCOCK AND WILCOX CO. IOWA OIL BURNER. 1 specification is 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.