The Elbow,flange to Tube, cataloged under National Stock Number 4730-00-017-9453, 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 5 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-017-9453 |
| Item Name | Elbow,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Material Document and Classification | AMS4212 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4281 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 1.188 INCHES FIRST END IN |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UNS FIRST END |
| 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 |
|---|---|
| 491329 | 5/9 Secondary reference Berkshire Industries, Inc. |
| 491329 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 491329 | 3/9 Design control — primary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 491329 | 5/9 Secondary reference Enjet Aero Bloomfield, Llc |
| 491329 | 5/9 Secondary reference E.a. Patten Co Llc |
| 491329 | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders |
| 491329 | 5/9 Secondary reference Kreisler Industrial Corporation |
NSN 4730-00-017-9453 is a Elbow,flange to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6630-00-527-7046. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-017-9453: Material Document and Classification: AMS4212 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4281 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Size: 1.188 INCHES FIRST END IN; Thread Quantity Per Inch: 12 FIRST END; Material: ALUMINUM ALLOY OVERALL. 5 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.