The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-554-7736, 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 Transdigm Inc Div Adelwiggins Group. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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 | 4730-00-554-7736 |
| Primary Part Number | 6-140 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| Surface Treatment | CADMIUM BODY |
| Material | STEEL BODY |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Style Designator | MALE COUPLING HALF |
| Features Provided | SAFETY LOCKING FEATURE AND SELF-SEALING |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Seat Angle | 37.0 DEGREES |
| Connection Type | THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION |
| Connection Style | FLARED ALL ENDS |
| Thread Series Designator | UNF ALL ENDS |
| Thread Class | 3A ALL ENDS A |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BODY |
| Quick Disconnect Method | SPRING PUSH-LOCK ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6-140 PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
NSN 4730-00-554-7736 is a Coupling Half,quick Disconnect, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-554-7736 has 1 cross-referenced part number: 6-140 (Transdigm Inc Div Adelwiggins Group).
There are 12 known substitutes for 4730-00-554-7736: 3110-00-084-8480, 5940-00-186-2530, 4710-00-306-5670 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6-140: Surface Treatment: CADMIUM BODY; Material: STEEL BODY; Nominal Thread Size: 0.438 INCHES ALL ENDS IN; Overall Length: 1.875 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.