The Flange,pipe,swivel Retaining, cataloged under National Stock Number 4730-00-400-6544, 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 American Hoist and Derrick Co. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-400-6544 |
| Primary Part Number | 816740 |
| Item Name | Flange,pipe,swivel Retaining |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | American Hoist and Derrick Co |
| Status | CANCELLED |
| Flange Width | 4.180 INCHES NOMINAL IN |
| Bolt Hole Diameter | 0.531 INCHES NOMINAL IN |
| Neck Height | 0.355 INCHES NOMINAL IN |
| Flange Length | 4.500 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Length | 3.500 INCHES NOMINAL IN |
| Material | STEEL |
| Operating Pressure and Type | 1775.0 POUNDS PER SQUARE INCH (PSI) HYDROCARBON FUEL OR OIL MAXIMUM REQUIRED LBS |
| Style Designator | RECTANGULAR, WITH BOLT HOLES |
| Surface Treatment | ZINC |
| Recess Depth | 0.355 INCHES NOMINAL IN |
| Flange Section Style | RECESSED FACE, RAISED NECK |
| Thickness | 0.750 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Recess Diameter | 3.344 INCHES NOMINAL IN |
| Face Seating Surface Condition | GROUND |
| Nominal Pipe Size for Which Designed | 2.500 INCHES IN |
| Center to Center Distance Between Bolt Holes Along Width | 1.920 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 1.130 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.500 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 816740 | American Hoist and Derrick Co |
| 0921599-7 | Dana Corp Weatherhead Div (USA) |
| M52525/16-40G | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 921599 | Kalmar AC Inc (USA) |
| MS39294-40 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 70921599 | Kalmar AC Inc (USA) |
| A2399-402K | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| M52525/16-40 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-DTL-52525/16 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 816740 | Terex American Crane Corp (USA) |
| AJP69522 | Athey Products Corp (USA) |
| A2399-40ZK | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| 70921599 | Interglobal Services (USA) |
NSN 4730-00-400-6544 is a Flange,pipe,swivel Retaining, manufactured by American Hoist and Derrick Co, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-400-6544 has 13 cross-referenced part numbers: 816740 (American Hoist and Derrick Co), 0921599-7 (Dana Corp Weatherhead Div), M52525/16-40G (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 921599 (Kalmar AC Inc), MS39294-40 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 8 more.
There are 6 known substitutes for 4730-00-400-6544: 4730-00-089-3406, 4730-00-116-5229, 4730-00-255-0560 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 816740: Flange Width: 4.180 INCHES NOMINAL IN; Bolt Hole Diameter: 0.531 INCHES NOMINAL IN; Neck Height: 0.355 INCHES NOMINAL IN; Flange Length: 4.500 INCHES NOMINAL IN. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-400-6544 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.