The Adapter Bushing, cataloged under National Stock Number 4730-00-496-5963, 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 Dixon Valve & Coupling Company, Llc Div Dixon Fire. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-496-5963 |
| Primary Part Number | DL13 |
| Item Name | Adapter Bushing |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dixon Valve & Coupling Company, Llc Div Dixon Fire |
| Status | ACTIVE |
| Male End Thread Pitch Diameters | +1.6450 TO 1.6820 INCHES IN |
| Width Across Flats | 1.800 INCHES NOMINAL IN |
| Male End Thread Size | 1.719-8 |
| Female End Thread Length | 0.886 INCHES NOMINAL IN |
| Female End Thread Class | 2B |
| Male End Thread Direction | RIGHT-HAND |
| Female End Thread Size | 1-1/16-12 |
| Wrenching Facility Shape | HEXAGON |
| Male End Screw Thread Series Designator | UNS |
| Female End Screw Thread Series Designator | UN |
| Female End Thread Direction | RIGHT-HAND |
| Material | STEEL |
| Male End Thread Length | 0.594 INCHES NOMINAL IN |
| Thickness | 0.550 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 |
|---|---|
| DL13 PRIMARY | Dixon Valve & Coupling Company, Llc Div Dixon Fire (USA) |
NSN 4730-00-496-5963 is a Adapter Bushing, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-496-5963 has 1 manufacturer part number on file: DL13 (Dixon Valve & Coupling Company, Llc Div Dixon Fire).
1 possible match (shared part number, not a government interchangeability claim): 6210-00-796-3844. Verify interchangeability with system specifications before substitution.
Key specifications for DL13: Male End Thread Pitch Diameters: +1.6450 TO 1.6820 INCHES IN; Width Across Flats: 1.800 INCHES NOMINAL IN; Male End Thread Size: 1.719-8; Female End Thread Length: 0.886 INCHES NOMINAL IN. 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.