The Elbow,tube, cataloged under National Stock Number 4730-00-995-1256, 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 Defence Liaison Services Pty Ltd. Government technical data includes 20 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-995-1256 |
| Primary Part Number | 70001-265 |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Defence Liaison Services Pty Ltd |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES ALL ENDS IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 2.000 INCHES NOMINAL SECOND END IN |
| Leg Length | 2.875 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 1.625 INCHES ALL ENDS IN |
| Nominal Thread Size | 1.625 INCHES FIRST END BULKHEAD IN |
| Seat Angle | 12.0 DEGREES ALL ENDS |
| Surface Treatment | CADMIUM OVERALL |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Thread Class | 3A FIRST END BULKHEAD A |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 12 FIRST END BULKHEAD |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END BULKHEAD |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS |
| 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 |
|---|---|
| 70001-265 | Defence Liaison Services Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| MS21908-20 | 5/9 Secondary reference Arlington Air Parts Inc |
| MS21908-20 | 2/2 Government specification standardization U.S. Government activity |
| 70001-265 | 5/1 Secondary reference Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba |
| MS21908-20 | 5/1 Secondary reference Deutsch Co the |
| 4730PL0795546 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4730-00-995-1256 is a Elbow,tube, manufactured by Defence Liaison Services Pty Ltd, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-995-1256 has 1 manufacturer part number on file: 70001-265 (Defence Liaison Services Pty Ltd).
Key specifications for 70001-265: Flow Angle: 90.0 DEGREES; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARELESS (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 20 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.