The Adapter,straight,flange to Hose, cataloged under National Stock Number 4730-00-277-3381, 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 Naval Ship Systems Command. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-277-3381 |
| Primary Part Number | B104ANDB176-2-1-2 |
| Item Name | Adapter,straight,flange to Hose |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Nominal Thread Size | 2.500 INCHES SECOND END IN |
| Nominal Outside Diameter | 7.687 INCHES FIRST END IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Flange Face Design | PLAIN FIRST END |
| Material | COPPER ALLOY OVERALL |
| Nominal Inside Diameter Hose Accommodated | 2.500 INCHES SECOND END IN |
| Nominal Overall Length | 1.437 INCHES IN |
| Bolt Hole Nominal Diameter | 0.500 INCHES FIRST END IN |
| Thread Series Designator | NH SECOND END |
| Nominal Thickness | 0.500 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 6.562 INCHES FIRST END IN |
| Connection Type | FLANGE FIRST END |
| Connection Type | THREADED INTERNAL HOSE SECOND END |
| Bolt Hole Quantity | 8 FIRST END |
| Connection Style | SWIVEL NUT, GASKET SEAL (HOSE) SECOND END |
| Maximum Operating Temp | 218.3 CELSIUS SINGLE RESPONSE DEGC |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Thread Quantity Per Inch | 7-1/2 SECOND END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B104B176 | Naval Ship Systems Command (USA) |
| N1275 | Anthes Western Ltd (CAN) |
| CS4730-0141 | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| B104ANDB176-2-1-2 PRIMARY | Naval Ship Systems Command (USA) |
| B104ANDB176-2-1-2 PRIMARY | Naval Sea Systems Command (USA) |
| B104B176 | Naval Sea Systems Command (USA) |
NSN 4730-00-277-3381 is a Adapter,straight,flange to Hose, manufactured by Naval Ship Systems Command, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-277-3381 has 6 cross-referenced part numbers: B104B176 (Naval Ship Systems Command), N1275 (Anthes Western Ltd), CS4730-0141 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), B104ANDB176-2-1-2 (Naval Ship Systems Command), B104ANDB176-2-1-2 (Naval Sea Systems Command) and 1 more.
There are 4 known substitutes for 4730-00-277-3381: 5945-00-096-2834, 4730-00-277-3382, 4730-00-277-3383 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for B104ANDB176-2-1-2: Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE; Nominal Thread Size: 2.500 INCHES SECOND END IN; Nominal Outside Diameter: 7.687 INCHES FIRST END IN; Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 19 total characteristics are documented in the Federal Logistics Information System.