The Nut,tube Coupling, cataloged under National Stock Number 4730-00-323-0589, 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 Danfoss Power Solutions II, Llc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-323-0589 |
| Primary Part Number | 108-10588 |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Length to Shoulder | 0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN |
| Width Across Flats | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Material Document and Classification | QQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Seat Angle | 45.00 DEGREES NOMINAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES IN |
| Nut Height | 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Nut Style | TUBE COUPLING |
| Thread Class | 2B |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 1212 OR STEEL COMP 1118 OVERALL |
| Fabrication Method | MACHINED |
| Smallest Inside Diameter | 0.545 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN |
| Nominal Tube Outside Diameter | 0.500 INCHES IN |
| 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 |
|---|---|
| 25704-281002T2 | Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU) |
| 25704-281002-02-0 | Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU) |
| 25704-281002T2 | Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU) |
| 8364383 | Liebherr-Aerospace Lindenberg Gmbh (DEU) |
| 108-10588 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 25704-281002-02-0 | Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU) |
| 8364383 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 4730003230589 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 108-10588 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 4730003230589 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 8364383 | 5/9 Secondary reference Feinmechanische Werke Mainz Gmbh |
NSN 4730-00-323-0589 is a Nut,tube Coupling, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-323-0589 has 7 manufacturer part numbers on file: 25704-281002T2 (Knds Deutschland Gmbh & Co. Kg - Werk Kassel -), 25704-281002-02-0 (Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke), 25704-281002T2 (Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke), 8364383 (Liebherr-Aerospace Lindenberg Gmbh), 108-10588 (Danfoss Power Solutions II, Llc) and 2 more.
Key specifications for 108-10588: Length to Shoulder: 0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN; Width Across Flats: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN; Thread Series: UNF; Material Document and Classification: QQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL. 16 specifications are documented in the U.S. Government catalog.
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.