The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-608-1044, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Tuthill Corp Hansen Coupling Div. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Hiab Usa Inc (CAGE 34914); Tuthill Corp Hansen Coupling Div (CAGE 73992); Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (CAGE 14127); Danfoss Power Solutions II, Llc (CAGE 01276); Oshkosh Defense Llc (CAGE 75Q65) |
| Parameter | Value |
|---|---|
| NSN | 4730-00-608-1044 |
| Primary Part Number | 6H31C-CD |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Tuthill Corp Hansen Coupling Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9800751 | Hiab Usa Inc (USA) |
| 6H31C-CD PRIMARY | Tuthill Corp Hansen Coupling Div (USA) |
| H6S | Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA) |
| FD45-1003-12-12 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 124968A | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 2CS837 | 5/9 Secondary reference Oshkosh Defense Llc |
| 13207E5563 | 5/9 Secondary reference U.S. Government activity |
| TH6-31 | 5/9 Secondary reference Hoke Inc Dba Hoke Controls Houston Division |
| H6-62 | 5/9 Secondary reference U.S. Government activity |
| 6HF6 | 5/2 Secondary reference U.S. Government activity |
| H6-62 | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division |
| 4253-133-3 | 5/9 Secondary reference U.S. Government activity |
| H6-62 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| 152974 | 5/9 Secondary reference Heintz Corp |
| 980226 | 5/9 Secondary reference U.S. Government activity |
| 7884-59A3 | 5/9 Secondary reference U.S. Government activity |
| 2CF478 | 5/9 Secondary reference Oshkosh Corp |
| 2CS837 | 5/9 Secondary reference Oshkosh Corp |
NSN 4730-00-608-1044 is a Coupling Half,quick Disconnect, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-608-1044 has 5 manufacturer part numbers on file: 9800751 (Hiab Usa Inc), 6H31C-CD (Tuthill Corp Hansen Coupling Div), H6S (Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co), FD45-1003-12-12 (Danfoss Power Solutions II, Llc), 124968A (Oshkosh Defense Llc).
3 possible matches (shared part number, not a government interchangeability claim): 4730-00-700-9382, 4820-00-780-6016, 5307-01-205-9956. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.