The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-00-070-1271, 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 16 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-070-1271 |
| Primary Part Number | 20622-24-24NAL1 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 SOCKET |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 1.375 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 1.750 INCHES SECOND END IN |
| Nominal Overall Length | 3.300 INCHES IN |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 1.500 INCHES FIRST END IN |
| Nominal Thread Size | 1.875 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Class | 2B FIRST END |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | NICKEL ALLOY A OVERALL |
| Thread Series Designator | UN FIRST END |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| 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 |
|---|---|
| 20622-24-24NAL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 4-411-24L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 20622-24-24M | 5/9 Secondary reference U.S. Government activity |
| 20622-24-24NA | 5/1 Secondary reference U.S. Government activity |
| 4-411-24 | 3/1 Design control — primary reference Danfoss Power Solutions II, Llc |
NSN 4730-00-070-1271 is a Adapter,straight,tube to Hose, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-070-1271 has 2 manufacturer part numbers on file: 20622-24-24NAL1 (Naval Inventory Control Point Mechanicsburg), 4-411-24L1 (Naval Inventory Control Point Mechanicsburg).
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-331-6415, 5340-01-571-5039. Verify interchangeability with system specifications before substitution.
Key specifications for 20622-24-24NAL1: Furnished Items and Quantity: 1 SOCKET; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Connection Style: GRIPPING NIPPLE (NOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 1.375 INCHES SECOND END IN. 16 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.