The Adapter,straight,flange to Boss, cataloged under National Stock Number 4730-01-412-9573, 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 Deval Life Cycle Support Llc. Government technical data includes 18 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 | 4730-01-412-9573 |
| Primary Part Number | DV316E-0257-1 |
| Item Name | Adapter,straight,flange to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Deval Life Cycle Support Llc |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES FIRST END |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | GASKET SEAL (BOSS) SECOND END |
| Nominal Length | 2.500 INCHES ALL ENDS IN |
| Nominal Overall Length | 1.500 INCHES IN |
| Connection Type | THREADED INTERNAL BOSS SECOND END |
| Connection Type | FLANGE FIRST END |
| Bolt Hole Nominal Diameter | 0.468 INCHES SECOND END IN |
| Nominal Thread Size | 1.312 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 1.625 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Nominal Width | 3.250 INCHES ALL ENDS IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.187 INCHES SECOND END IN |
| Thread Class | 3B SECOND END |
| Thread Quantity Per Inch | 12 SECOND END |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) SECOND END |
| Nominal Thickness | 0.109 INCHES SECOND END 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 |
|---|---|
| DV316E-0257-1 PRIMARY | Deval Life Cycle Support Llc (USA) |
NSN 4730-01-412-9573 is a Adapter,straight,flange to Boss, manufactured by Deval Life Cycle Support Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-412-9573 has 1 manufacturer part number on file: DV316E-0257-1 (Deval Life Cycle Support Llc).
Key specifications for DV316E-0257-1: Flange Shape: RECTANGULAR WITH HOLES FIRST END; Flange Face Design: PLAIN SECOND END; Connection Style: GASKET SEAL (BOSS) SECOND END; Nominal Length: 2.500 INCHES ALL ENDS IN. 18 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.