The Flange,pipe, cataloged under National Stock Number 4730-01-268-8446, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Komatsu America Corp.. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-268-8446 |
| Primary Part Number | TF8077 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Face Seating Surface Condition | MACHINED |
| Flange Section Style | RAISED FACED, DISHED |
| Style Designator | BOLT HOLE CONNECTOR PLATE |
| Bolt Hole Diameter | 0.406 INCHES NOMINAL IN |
| Recess Depth | 0.295 INCHES NOMINAL IN |
| Flange Length | 2.750 INCHES NOMINAL IN |
| Recess Diameter | 1.781 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Length | 2.062 INCHES NOMINAL IN |
| Flange Width | 3.562 INCHES NOMINAL IN |
| Material | STEEL |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.515 INCHES NOMINAL IN |
| Thickness | 0.940 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 |
| Part Number | Manufacturer |
|---|---|
| TF8077 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| TF8077 | 3/9 Design control — primary reference Komatsu American Intl Co |
| 877949C2 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 4730-01-268-8446 is a Flange,pipe, manufactured by Komatsu America Corp., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-268-8446 has 1 manufacturer part number on file: TF8077 (Komatsu America Corp.).
Key specifications for TF8077: Face Seating Surface Condition: MACHINED; Flange Section Style: RAISED FACED, DISHED; Style Designator: BOLT HOLE CONNECTOR PLATE; Bolt Hole Diameter: 0.406 INCHES NOMINAL IN. 12 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.