The Flange,pipe, cataloged under National Stock Number 4730-00-949-0882, 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 Caterpillar Inc Div Caterpillar Defense. 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 | 4730-00-949-0882 |
| Primary Part Number | 1H5278 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 0.969 INCHES IN |
| Flange Section Style | PLAIN FACE, WELDING NECK |
| Style Designator | BOLT HOLE CONNECTOR PLATE |
| Bolt Hole Diameter | 0.328 INCHES NOMINAL IN |
| Neck Height | 0.250 INCHES NOMINAL IN |
| Flange Length | 2.125 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Length | 1.500 INCHES NOMINAL IN |
| Flange Width | 1.812 INCHES NOMINAL IN |
| Material | STEEL |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.344 INCHES NOMINAL IN |
| Thickness | 0.500 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 |
|---|---|
| 1H5278 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 4730-00-949-0882 is a Flange,pipe, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-949-0882 has 1 manufacturer part number on file: 1H5278 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 1H5278: Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 0.969 INCHES IN; Flange Section Style: PLAIN FACE, WELDING 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.