The Flange,pipe, cataloged under National Stock Number 4730-01-265-2610, 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 Flagg Stanley G & Co Inc Dba Flagg Brass. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-265-2610 |
| Primary Part Number | 5170-200 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Flagg Stanley G & Co Inc Dba Flagg Brass |
| Status | ACTIVE |
| Socket Diameter | 1.000 INCHES NOMINAL IN |
| Flange Diameter | 4.250 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 1.000 INCHES IN |
| Flange Section Style | PLAIN FACE, SOCKET BRAZING NECK W/O BRAZING RING |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Bolt Hole Diameter | 0.625 INCHES NOMINAL IN |
| Neck Height | 0.781 INCHES NOMINAL IN |
| Material Document and Classification | ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 3.125 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Thickness | 0.375 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 |
|---|---|
| 5170-200 PRIMARY | Flagg Stanley G & Co Inc Dba Flagg Brass (USA) |
| Reference | Meaning |
|---|---|
| H20118C001 FIGURE F0-3 INDEX 97 | 5/2 Secondary reference U.S. Government activity |
| 00699067579118 | 5/1 Secondary reference Flagg Stanley G & Co Inc Dba Flagg Brass |
| H20118C001 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-265-2610 is a Flange,pipe, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-265-2610 has 1 manufacturer part number on file: 5170-200 (Flagg Stanley G & Co Inc Dba Flagg Brass).
Key specifications for 5170-200: Socket Diameter: 1.000 INCHES NOMINAL IN; Flange Diameter: 4.250 INCHES NOMINAL IN; Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 1.000 INCHES IN. 13 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.