The Flange,pipe, cataloged under National Stock Number 4730-01-286-6649, 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 A & D Engineering, Inc.. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-286-6649 |
| Primary Part Number | W61-32-32 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | A & D Engineering, Inc. |
| Status | ACTIVE |
| Face Seating Surface Condition | MACHINED |
| Socket Depth | 0.870 INCHES NOMINAL IN |
| Tube Outside Diameter for Which Designed | 2.000 INCHES NOMINAL IN |
| Flange Section Style | PLAIN FACE, SOCKET NECK |
| Style Designator | RECTANGULAR, WITH BOLT HOLES |
| Bolt Hole Diameter | 0.500 INCHES NOMINAL IN |
| Flange Length | 4.000 INCHES NOMINAL IN |
| Recess Diameter | 2.406 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 1.688 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Width | 3.062 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 1.061 INCHES NOMINAL IN |
| Flange Width | 3.810 INCHES NOMINAL IN |
| Material | STEEL |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.561 INCHES NOMINAL IN |
| Thickness | 1.370 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 |
|---|---|
| W61-32-32 PRIMARY | A & D Engineering, Inc. (USA) |
| Reference | Meaning |
|---|---|
| W61-32-32 | C/1 Advisory reference — outside the item-of-supply concept Anchor Flange Company Dba Anchor Fluid Power |
| 934003232 | C/1 Advisory reference — outside the item-of-supply concept Goodyear Industrial Products Co Inc |
NSN 4730-01-286-6649 is a Flange,pipe, manufactured by A & D Engineering, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-286-6649 has 1 manufacturer part number on file: W61-32-32 (A & D Engineering, Inc.).
Key specifications for W61-32-32: Face Seating Surface Condition: MACHINED; Socket Depth: 0.870 INCHES NOMINAL IN; Tube Outside Diameter for Which Designed: 2.000 INCHES NOMINAL IN; Flange Section Style: PLAIN FACE, SOCKET NECK. 16 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.