The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-277-5677, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 11 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-277-5677 |
| Primary Part Number | MILC3486 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Nominal Inside Diameter Hose Accommodated | 1.2735 INCHES ALL ENDS IN |
| Connection Type | UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION |
| Quick Disconnect Nominal Size | 1.578 INCHES ALL ENDS IN |
| Quick Disconnect Method | TWIST-LOCK ALL ENDS |
| Connection Style | BARBED OR SERRATED END ALL ENDS |
| Leg Length | 1.875 INCHES MINIMUM AND 2.109 INCHES MAXIMUM IN |
| Style Designator | MALE COUPLING HALF |
| Material Document and Classification | MIL-C-3486,TB 1 MIL SPEC SINGLE MATERIAL RESPONSE BODY TB |
| Connection Type | EXTERNAL QUICK DISCONNECT ALL ENDS |
| Material | COPPER ALLOY BODY |
| Nondefinitive Spec/std Data | HM CLASS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILC3486 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4730-00-277-5677 is a Coupling Half,quick Disconnect, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-277-5677 has 1 cross-referenced part number: MILC3486 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 10 known substitutes for 4730-00-277-5677: 4730-00-277-5675, 4730-00-277-5676, 4730-00-277-5681 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILC3486: Nominal Inside Diameter Hose Accommodated: 1.2735 INCHES ALL ENDS IN; Connection Type: UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION; Quick Disconnect Nominal Size: 1.578 INCHES ALL ENDS IN; Quick Disconnect Method: TWIST-LOCK ALL ENDS. 12 total characteristics are documented in the Federal Logistics Information System.