The Coupling,tube, cataloged under National Stock Number 4730-00-008-9844, 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 Lockheed Martin Corp. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-008-9844 |
| Primary Part Number | ST57D102-5 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Surface Treatment Document and Classification | MIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | SWAGED W/ GROOVES (TUBE) FIRST END |
| Nominal Overall Length | 3.081 INCHES IN |
| Style Designator | SWAGED AND THREADED EXTERNAL |
| Material Document and Classification | AMS 5656 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES ALL ENDS IN |
| Nominal Thread Size | 1.312 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES SECOND END |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A SECOND END A |
| Thread Quantity Per Inch | 12 SECOND END |
| Material | STEEL COMP XM-10 OVERALL |
| Thread Series Designator | UN SECOND END |
| 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 |
|---|---|
| D10011-16 | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| AC1047C16 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| H10011-16 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| ST57D102-5 PRIMARY | Lockheed Martin Corp (USA) |
| Reference | Meaning |
|---|---|
| D10011-16 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| LD83025-16 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| H10011-16 | 5/9 Secondary reference Stanley Harrison Corporation |
NSN 4730-00-008-9844 is a Coupling,tube, manufactured by Lockheed Martin Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-008-9844 has 4 manufacturer part numbers on file: D10011-16 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), AC1047C16 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), H10011-16 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), ST57D102-5 (Lockheed Martin Corp).
Key specifications for ST57D102-5: Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE; Surface Treatment Document and Classification: MIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Connection Style: FLARED (TUBE) SECOND END; Connection Style: SWAGED W/ GROOVES (TUBE) FIRST END. 15 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.