The Tube,bent,metallic, cataloged under National Stock Number 4710-01-102-5540, 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 Oshkosh Defense Llc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-102-5540 |
| Primary Part Number | 64681BX |
| Item Name | Tube,bent,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| First End Bead Outside Diameter | 3.136 INCHES NOMINAL IN |
| First End Style | OUTSIDE BEADED |
| Diameter | 3.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.078 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| First End Bead Width | 0.393 INCHES NOMINAL IN |
| Material | STEEL |
| First End Length From Bead Center to End | 0.310 INCHES NOMINAL IN |
| First End Outside Diameter | 2.978 INCHES NOMINAL IN |
| 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 |
|---|---|
| 64681BX PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 64681BX | 5/9 Secondary reference Oshkosh Corp |
| 4710011025540 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 64681-B | D/9 Drawing number reference only Oshkosh Corp |
NSN 4710-01-102-5540 is a Tube,bent,metallic, manufactured by Oshkosh Defense Llc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-102-5540 has 1 manufacturer part number on file: 64681BX (Oshkosh Defense Llc).
Key specifications for 64681BX: First End Bead Outside Diameter: 3.136 INCHES NOMINAL IN; First End Style: OUTSIDE BEADED; Diameter: 3.000 INCHES NOMINAL IN; Cross-Sectional Shape Style: PLAIN ROUND. 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.