The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-164-9019, 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 Tuthill Corp Hansen Coupling Div. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-164-9019 |
| Primary Part Number | 6HP31 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Tuthill Corp Hansen Coupling Div |
| Status | ACTIVE |
| Thread Series Designator | NPT ALL ENDS |
| Leg Length | 0.750 INCHES NOMINAL IN |
| Style Designator | MALE COUPLING HALF |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Material | STEEL BODY |
| Connection Type | THREADED INTERNAL PIPE FIRST FLUID END CONNECTION |
| Mating End Identification | HANSEN MFG CO. COUPLING HALF,QUICK DISCONNECT,PART NO. 6-K31 |
| Features Provided | SELF-SEALING |
| Quick Disconnect Nominal Size | 0.750 INCHES SECOND QUICK DISCONNECT END IN |
| Quick Disconnect Method | SPRING PUSH-PULL SECOND QUICK DISCONNECT END |
| Connection Style | GASKET SEAL ALL ENDS |
| Connection Type | INTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END |
| Furnished Items | PREFORMED PACKING AND SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6H31-BS-143 | Polar Pumps Ltd (GBR) |
| 6-H31 | Tuthill Corp Hansen Coupling Div (USA) |
| P748A | Polar Pumps Ltd (GBR) |
| 6HP31 PRIMARY | Tuthill Corp Hansen Coupling Div (USA) |
NSN 4730-01-164-9019 is a Coupling Half,quick Disconnect, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-164-9019 has 4 cross-referenced part numbers: 6H31-BS-143 (Polar Pumps Ltd), 6-H31 (Tuthill Corp Hansen Coupling Div), P748A (Polar Pumps Ltd), 6HP31 (Tuthill Corp Hansen Coupling Div).
There are 2 known substitutes for 4730-01-164-9019: 4730-00-257-0236, 5330-01-117-1318. Verify interchangeability with system specifications before substitution.
Key specifications for 6HP31: Thread Series Designator: NPT ALL ENDS; Leg Length: 0.750 INCHES NOMINAL IN; Style Designator: MALE COUPLING HALF; Nominal Thread Size: 0.750 INCHES ALL ENDS IN. 13 total characteristics are documented in the Federal Logistics Information System.