The Expansion Joint,pipe, cataloged under National Stock Number 4730-01-297-0484, 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 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-297-0484 |
| Primary Part Number | STYLE9278EZFLO4X6IN |
| Item Name | Expansion Joint,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc |
| Status | ACTIVE |
| Nominal Pipe Size Designation | 4.000 INCHES IN |
| Design Type | SPOOL |
| End Connection Type | FLANGED |
| Traverse Maximum Length | 0.250 INCHES IN |
| Specification/standard Data | 81349-MIL-E-15330D GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | A CLASS AND 1 TYPE |
| Working Pressure Rating | 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Material | RUBBER SYNTHETIC FLANGE |
| Joint Type | SINGLE |
| 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 |
|---|---|
| 94303-0424/99919-0400 | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA) |
| STYLE9278EZFLO4X6IN PRIMARY | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA) |
| Reference | Meaning |
|---|---|
| STYLE9278 4X6IN | C/1 Advisory reference — outside the item-of-supply concept Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc |
| MIL-E-15330D | 4/1 Identification reference U.S. Government activity |
NSN 4730-01-297-0484 is a Expansion Joint,pipe, manufactured by Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-297-0484 has 2 manufacturer part numbers on file: 94303-0424/99919-0400 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), STYLE9278EZFLO4X6IN (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-297-0485, 4730-01-414-9367. Verify interchangeability with system specifications before substitution.
Key specifications for STYLE9278EZFLO4X6IN: Nominal Pipe Size Designation: 4.000 INCHES IN; Design Type: SPOOL; End Connection Type: FLANGED; Traverse Maximum Length: 0.250 INCHES IN. 9 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.