The Nut,union, cataloged under National Stock Number 4730-01-425-1400, 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 Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-425-1400 |
| Primary Part Number | 1385884 PIECE 8 1/4 IN L1 |
| Item Name | Nut,union |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | QUALITY CONTROLLED IAW NAVY LEVEL 1 ASSURANCE GUIDE, CLEANED IAW MIL-C-52211 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 1385884 PIECE 8 1/4 IN L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 803-1385584 PIECE 8 1/4 INL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 283852-0001-ITEM NO-94L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 810-1385884 PIECE 8 1-4INL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 283852-0001 ITEM 94L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 283852-0001 ITEM 94 | 5/1 Secondary reference U.S. Government activity |
| 810-1385884 PIECE 8 1-4IN | 5/1 Secondary reference Naval Sea Systems Command |
| 4760317-6004L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 4760317-6004 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 283852-0001-ITEM NO-94 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-425-1400 is a Nut,union, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-425-1400 has 3 manufacturer part numbers on file: 1385884 PIECE 8 1/4 IN L1 (Naval Inventory Control Point Mechanicsburg), 803-1385584 PIECE 8 1/4 INL1 (Naval Inventory Control Point Mechanicsburg), 283852-0001-ITEM NO-94L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 1385884 PIECE 8 1/4 IN L1: Criticality Code Justification: ZZZY; End Item Identification: 4VL MANIFOLD; Reference Number Differentiating Characteristics: QUALITY CONTROLLED IAW NAVY LEVEL 1 ASSURANCE GUIDE, CLEANED IAW MIL-C-52211. 2 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.