The Adapter Bushing, cataloged under National Stock Number 4730-01-120-2876, 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 Velan Valve Corp.. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-120-2876 |
| Primary Part Number | 33311-30 PIECE 11-2IN |
| Item Name | Adapter Bushing |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Width Across Flats | 1.625 INCHES NOMINAL IN |
| Male End Thread Size | 1-3/8-12 |
| Female End Thread Length | 1.344 INCHES MAXIMUM IN |
| Female End Thread Class | 2B |
| Male End Thread Direction | RIGHT-HAND |
| Female End Thread Size | 3/4-10 |
| Wrenching Facility Shape | HEXAGON |
| Male End Screw Thread Series Designator | UNF |
| Female End Screw Thread Series Designator | ACME G |
| Male End Thread Class | 2A A |
| Female End Thread Direction | RIGHT-HAND |
| Material | STEEL COMP 416 |
| Male End Thread Length | 0.850 INCHES NOMINAL IN |
| Thickness | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM 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 |
|---|---|
| 33311-30 PIECE 11-2IN PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| 3617-2-64 | C/1 Advisory reference — outside the item-of-supply concept Velan Valve Corp. |
| 33311-30REVH PIECE 11-2IN | 5/9 Secondary reference Velan Valve Corp. |
| 33311-30 | D/9 Drawing number reference only Velan Valve Corp. |
NSN 4730-01-120-2876 is a Adapter Bushing, manufactured by Velan Valve Corp., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-120-2876 has 1 manufacturer part number on file: 33311-30 PIECE 11-2IN (Velan Valve Corp.).
Key specifications for 33311-30 PIECE 11-2IN: Width Across Flats: 1.625 INCHES NOMINAL IN; Male End Thread Size: 1-3/8-12; Female End Thread Length: 1.344 INCHES MAXIMUM IN; Female End Thread Class: 2B. 14 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.