The Tube,bent,metallic, cataloged under National Stock Number 4710-01-050-3344, 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 Circor Pumps North America Llc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4710-01-050-3344 |
| Primary Part Number | S1427DD |
| Item Name | Tube,bent,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Circor Pumps North America Llc |
| Status | ACTIVE |
| First End Style | PLAIN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OR AISI/SAE 1010 ASSN STD SINGLE MATERIAL RESPONSE |
| Diameter | 0.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.042 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Material | STEEL COMP 1010 |
| Construction | SEAMLESS |
| 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 |
|---|---|
| SF-10524 ITEM21 | Circor Pumps North America Llc (USA) |
| S1427DD PRIMARY | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| SF-10524 ITEM21 | 5/9 Secondary reference Siemens Energy, Inc. |
| S1427DD | 5/9 Secondary reference Siemens Energy, Inc. |
| SF-10524 | 5/9 Secondary reference Siemens Energy, Inc. |
NSN 4710-01-050-3344 is a Tube,bent,metallic, manufactured by Circor Pumps North America Llc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-050-3344 has 2 manufacturer part numbers on file: SF-10524 ITEM21 (Circor Pumps North America Llc), S1427DD (Circor Pumps North America Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-050-3501, 4730-01-063-3859. Verify interchangeability with system specifications before substitution.
Key specifications for S1427DD: First End Style: PLAIN; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OR AISI/SAE 1010 ASSN STD SINGLE MATERIAL RESPONSE; Diameter: 0.250 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.
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.