The Nut Assembly,tube Coupling, cataloged under National Stock Number 4730-01-377-4267, 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 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-377-4267 |
| Primary Part Number | NA30110C |
| Item Name | Nut Assembly,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Tube Outside Diameter for Which Designed | 1.000 INCHES NOMINAL IN |
| Style Designator | NUT ASSEMBLY |
| Outside Diameter | 1.800 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Thread Size | 1-15/32-20 |
| Screw Thread Series Designator | UNS |
| Surface Treatment | PASSIVATE |
| Thread Class | 2B |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| NA30110C PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| 7D0261C16 | 3/2 Design control — primary reference U.S. Government activity |
| NA30110C | 5/9 Secondary reference Eaton Aviation Corporation |
| 7D0261 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-377-4267 is a Nut Assembly,tube Coupling, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-377-4267 has 1 manufacturer part number on file: NA30110C (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
5 possible matches (shared part number, not a government interchangeability claim): 4730-01-377-4269, 4730-01-384-9008, 4730-01-418-8942. Verify interchangeability with system specifications before substitution.
Key specifications for NA30110C: Tube Outside Diameter for Which Designed: 1.000 INCHES NOMINAL IN; Style Designator: NUT ASSEMBLY; Overall Length: 0.580 INCHES NOMINAL IN; Outside Diameter: 1.800 INCHES NOMINAL IN. 9 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.