The Sleeve,flared,tube Fitting, cataloged under National Stock Number 4730-00-897-2049, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-897-2049 |
| Item Name | Sleeve,flared,tube Fitting |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Seat Angle in Deg | 33.0 |
| Style Designator | SLEEVE |
| Material Document and Classification | SAE 316 ASSN STD SINGLE MATERIAL RESPONSE |
| Sleeve Outside Diameter | 0.170 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Surface Treatment | PASSIVATE |
| Flange Width | 0.120 INCHES NOMINAL IN |
| Material | STEEL COMP 316 |
| Flange Outside Diameter | 0.270 INCHES NOMINAL IN |
| Metallic Hardness Rating | 70.0 MINIMUM ROCKWELL B AND 95.0 MAXIMUM ROCKWELL B |
| Hose/tube Outside Diameter for Which Designed | 0.125 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 |
| Reference | Meaning |
|---|---|
| MS51533B2S | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-18866 | 4/1 Identification reference U.S. Government activity |
| 2TX-SS | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| 2TXSS | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 2TXSS | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-897-2049 is a Sleeve,flared,tube Fitting, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-897-2049: Seat Angle in Deg: 33.0; Style Designator: SLEEVE; Material Document and Classification: SAE 316 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 0.340 INCHES NOMINAL IN. 11 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.