The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-821-5541, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-821-5541 |
| Primary Part Number | 751352-1 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — No Item Name Available |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Thread Class | 3B FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Specification/standard Data | 36659-751352-1 MANUFACTURERS SOURCE CONTROL |
| Hydrostatic Test Pressure | 3600.0 POUNDS PER SQUARE INCH LBS |
| Seat Angle | 37.0 DEGREES FIRST END |
| Operating Pressure | 1800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Burst Test Pressure | 7200.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | CORROSION RESISTANT |
| End Connection Design | STRAIGHT SECOND END |
| Inside Diameter | 0.188 INCHES NOMINAL IN |
| End Connection Design | STRAIGHT FIRST END |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Inner Conveying Tube Style | HELICAL OPEN-PITCH CORRUGATED |
| Minimum Inside Bending Radius | 2.000 INCHES IN |
| Measuring Method and Length | 10.000 INCHES NOMINAL WORKING IN |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED INTERNAL TUBE SECOND END |
| Outside Diameter | 0.390 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | ROUND |
| Thread Direction | RIGHT-HAND FIRST END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 16703-1 | Senior Flexonics Inc (USA) |
| 16703-1 | Senior Flexonics /canada/ Ltd (CAN) |
| 11170-1 | Senior Flexonics Inc (USA) |
| 751352 | Lockheed Martin Corp (USA) |
| 16703-1 | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| 751352-1 PRIMARY | Lockheed Martin Corp (USA) |
| MB16703-1 | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| 11170-1 | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
NSN 4720-00-821-5541 is a Hose Assembly,metallic, manufactured by Lockheed Martin Corp, classified under FSC 4720 (No Item Name Available). Status: active.
NSN 4720-00-821-5541 has 8 cross-referenced part numbers: 16703-1 (Senior Flexonics Inc), 16703-1 (Senior Flexonics /canada/ Ltd), 11170-1 (Senior Flexonics Inc), 751352 (Lockheed Martin Corp), 16703-1 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division) and 3 more.
There are 6 known substitutes for 4720-00-821-5541: 1075-00-126-9427, 2835-00-302-2018, 5999-00-903-5656 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 751352-1: Nominal Thread Size: 0.500 INCHES FIRST END IN; Thread Class: 3B FIRST END; Layer Composition and Location: OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE; Specification/standard Data: 36659-751352-1 MANUFACTURERS SOURCE CONTROL. 22 total characteristics are documented in the Federal Logistics Information System.