The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-491-0032, 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 Opw Fueling Components Inc. Div Opw Fueling Components. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 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 | 4730-00-491-0032 |
| Primary Part Number | 633-B |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Opw Fueling Components Inc. Div Opw Fueling Components |
| Status | ACTIVE |
| Connection Style | PLAIN ALL ENDS |
| Thread Series Designator | NPT ALL ENDS |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Specification/standard Data | 58536-A-A59326 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Quick Disconnect Method | CAM-LOCKING ALL ENDS |
| Furnished Items and Quantity | 2 PIN |
| Material Document and Classification | QQ-C-390 ALLOY 836,844 OR 922 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 ALLOY 377 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Nondefinitive Spec/std Data | 2 CLASS |
| Features Provided | SELF-SEALING |
| Nominal Thread Size | 1.250 INCHES ALL ENDS IN |
| Leg Length | 0.875 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Material | COPPER ALLOY BODY |
| Quick Disconnect Nominal Size | 1.812 INCHES ALL ENDS IN |
| Style Designator | MALE COUPLING HALF |
| Connection Type | THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 633-B | Opw Fueling Components Inc. Div Opw Fueling Components (USA) |
| 125-B-BR | Dvcc, Llc (USA) |
| AA59326VII24 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| A-A-59326/7 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AA59326/7-4-B-2 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 633-B-1-1/4IN-BR | Opw Fueling Components Inc. Div Opw Fueling Components (USA) |
| MS27026-8 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 633B-1.25BR | Dover Resources Inc Dba Opw Engineered Systems (USA) |
| A-A-59326 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| MIL-C-27487 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 633B-1.25BR | Opw Fueling Components Inc. Div Opw Fueling Components (USA) |
| 633-B-1-1/4IN-BR | Dover Resources Inc Dba Opw Engineered Systems (USA) |
NSN 4730-00-491-0032 is a Coupling Half,quick Disconnect, manufactured by Opw Fueling Components Inc. Div Opw Fueling Components, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-491-0032 has 12 cross-referenced part numbers: 633-B (Opw Fueling Components Inc. Div Opw Fueling Components), 125-B-BR (Dvcc, Llc), AA59326VII24 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-59326/7 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA59326/7-4-B-2 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 7 more.
There are 12 known substitutes for 4730-00-491-0032: 4730-00-051-3426, 5330-00-075-3268, 4730-00-084-7436 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 633-B: Connection Style: PLAIN ALL ENDS; Thread Series Designator: NPT ALL ENDS; Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS; Specification/standard Data: 58536-A-A59326 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION. 16 total characteristics are documented in the Federal Logistics Information System.