The Cross,pipe, cataloged under National Stock Number 4730-00-256-4204, 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 Satair A/s. Government technical data includes 12 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-256-4204 |
| Primary Part Number | AN918-6D |
| Item Name | Cross,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Satair A/s |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.750 INCHES FIRST END IN |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Material Document and Classification | QQ-A-225/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Leg Length | 1.344 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Specification/standard Data | 88044-AN918 GOVERNMENT STANDARD AND 81343-AS4842 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | ANODIZE OVERALL |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Material | ALUMINUM ALLOY 2014 OVERALL |
| Thread Series Designator | ANPT FIRST 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 |
|---|---|
| AN918-6D | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| AN918-6D | 5/9 Secondary reference Crown Fitting Co Inc |
| AS4842 | 5/1 Secondary reference Sae International Dba Sae International |
| AN918-6D | 5/1 Secondary reference Hydro-Fitting Manufacturing Corporation |
| AN918-6D | 5/9 Secondary reference Faber Enterprises, Inc. Div Faber Enterprise Inc |
| AN918-6D | 5/1 Secondary reference Aerofit, Llc |
| AN918-6D | 5/1 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| AN918-6D | 2/2 Government specification standardization U.S. Government activity |
| MIL-V-5509 | 5/9 Secondary reference U.S. Government activity |
| AS4842 | 5/9 Secondary reference U.S. Government activity |
| AN918-6D | 5/9 Secondary reference Collins Engineering Corp |
| AN918-6D | 5/1 Secondary reference Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply |
| SAE-AS4842 | 5/1 Secondary reference Sae International Dba Sae International |
| AN918-6D | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
NSN 4730-00-256-4204 is a Cross,pipe, manufactured by Satair A/s, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-256-4204 has 1 manufacturer part number on file: AN918-6D (Satair A/s).
Key specifications for AN918-6D: Nominal Pipe Size Accommodated: 0.750 INCHES FIRST END IN; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS. 12 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.