The Tube,bent,metallic, cataloged under National Stock Number 4710-01-159-4494, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-159-4494 |
| Primary Part Number | 70400-21226-101 |
| Item Name | Tube,bent,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| First End Style | BEVELED |
| Material Document and Classification | MIL-T-6736, TYPE 1, COND N MIL SPEC SINGLE MATERIAL RESPONSE |
| Diameter | 1.125 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.049 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Material | STEEL COMP 4130 |
| Construction | SEAMLESS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 70400-21226-101 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 70400-21226-101 | Tighitco Inc. (USA) |
| Reference | Meaning |
|---|---|
| 70400-21226-101 | 5/9 Secondary reference Duro Mfg Co Inc |
NSN 4710-01-159-4494 is a Tube,bent,metallic, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-159-4494 has 2 manufacturer part numbers on file: 70400-21226-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 70400-21226-101 (Tighitco Inc.).
Key specifications for 70400-21226-101: First End Style: BEVELED; Material Document and Classification: MIL-T-6736, TYPE 1, COND N MIL SPEC SINGLE MATERIAL RESPONSE; Diameter: 1.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: PLAIN ROUND. 8 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.
NSN 4710-01-159-4494 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.