The Flange,pipe, cataloged under National Stock Number 4730-01-253-2827, 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 Ritter Technology, Llc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-253-2827 |
| Primary Part Number | FPT-1-20-20-212-1 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Ritter Technology, Llc |
| Status | ACTIVE |
| Socket Diameter | 1.250 INCHES NOMINAL IN |
| Nominal Pipe Size for Which Designed | 1.250 INCHES IN |
| Flange Section Style | PLAIN FACE, SOCKET NECK |
| Style Designator | BOLT HOLE CONNECTOR PLATE |
| Bolt Hole Diameter | 0.438 INCHES NOMINAL IN |
| Neck Height | 0.470 INCHES NOMINAL IN |
| Flange Length | 3.120 INCHES NOMINAL IN |
| Nominal Thread Size | 1.250 INCHES IN |
| Center to Center Distance Between Bolt Holes Along Length | 2.312 INCHES NOMINAL IN |
| Screw Thread Series Designator | NPTF |
| Flange Width | 2.880 INCHES NOMINAL IN |
| Thickness | 1.030 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 |
|---|---|
| FPT-1-20-20-212-1 PRIMARY | Ritter Technology, Llc (USA) |
NSN 4730-01-253-2827 is a Flange,pipe, manufactured by Ritter Technology, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-253-2827 has 1 manufacturer part number on file: FPT-1-20-20-212-1 (Ritter Technology, Llc).
Key specifications for FPT-1-20-20-212-1: Socket Diameter: 1.250 INCHES NOMINAL IN; Nominal Pipe Size for Which Designed: 1.250 INCHES IN; Flange Section Style: PLAIN FACE, SOCKET NECK; Style Designator: BOLT HOLE CONNECTOR PLATE. 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.