The Plug,quick Disconnect, cataloged under National Stock Number 4730-01-020-2078, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Dover Resources Inc Dba Opw Engineered Systems. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-020-2078 |
| Primary Part Number | 634A1-1-4ALUM |
| Item Name | Plug,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Dover Resources Inc Dba Opw Engineered Systems |
| Status | ACTIVE |
| Surface Treatment | ANODIZE BODY |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Quick Disconnect Method | CAM-LOCKING |
| Quick Disconnect Nominal Size | 1.250 INCHES IN |
| Material | ALUMINUM ALLOY BODY |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 634A1-1-4ALUM | Dover Resources Inc Dba Opw Engineered Systems (USA) |
| 12W ALUMINUM | Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt (USA) |
| 634A-1-1/4AL | Opw Fueling Components Inc. Div Opw Fueling Components (USA) |
| 125-DP-AL | Dvcc, Llc (USA) |
| 634A-1.25AL | Dover Resources Inc Dba Opw Engineered Systems (USA) |
| MS27029-7 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 634A-1.25AL | Opw Fueling Components Inc. Div Opw Fueling Components (USA) |
| A-A-59326/11 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 634A-1-1/4AL | Dover Resources Inc Dba Opw Engineered Systems (USA) |
| AA59326/11-4-A | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AA59326X14 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 4730-01-020-2078 is a Plug,quick Disconnect, manufactured by Dover Resources Inc Dba Opw Engineered Systems, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-020-2078 has 11 cross-referenced part numbers: 634A1-1-4ALUM (Dover Resources Inc Dba Opw Engineered Systems), 12W ALUMINUM (Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt), 634A-1-1/4AL (Opw Fueling Components Inc. Div Opw Fueling Components), 125-DP-AL (Dvcc, Llc), 634A-1.25AL (Dover Resources Inc Dba Opw Engineered Systems) and 6 more.
There are 12 known substitutes for 4730-01-020-2078: 4730-00-064-4434, 4730-00-360-0715, 4730-00-640-6188 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 634A1-1-4ALUM: Surface Treatment: ANODIZE BODY; Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Quick Disconnect Method: CAM-LOCKING; Quick Disconnect Nominal Size: 1.250 INCHES IN. 7 total characteristics are documented in the Federal Logistics Information System.