The Spacer,flexible,pipeline, cataloged under National Stock Number 4730-00-919-0840, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-919-0840 |
| Primary Part Number | 725-8253PC94 |
| Item Name | Spacer,flexible,pipeline |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Inside Width | 8.000 INCHES NOMINAL IN |
| Inside Length | 18.000 INCHES NOMINAL IN |
| Flange Thickness | 0.188 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Material Document and Classification | MIL-R-6855, CLASS 2, GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE |
| Body Length | 2.125 INCHES NOMINAL IN |
| Outside Width | 10.125 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Fabrication Method | MOLDED |
| Thickness | 0.188 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 |
|---|---|
| 725-8253PC94 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 725-8253 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4730-00-919-0840 is a Spacer,flexible,pipeline, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-919-0840 has 1 manufacturer part number on file: 725-8253PC94 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 725-8253PC94: Inside Width: 8.000 INCHES NOMINAL IN; Inside Length: 18.000 INCHES NOMINAL IN; Flange Thickness: 0.188 INCHES NOMINAL IN; Style Designator: RECTANGULAR. 10 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.