The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-625-2571, 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 Sae International Dba Sae International. Government technical data includes 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-625-2571 |
| Primary Part Number | AS1037HW1216 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Nominal Overall Length | 2.891 INCHES IN |
| Connection Type | THREADED INTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Nominal Thread Size | 1.313 INCHES SECOND END IN |
| Nominal Thread Size | 1.063 INCHES FIRST END IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| 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 |
|---|---|
| AS1037HW1216 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS1037 | 5/9 Secondary reference U.S. Government activity |
| AS1037 | 5/1 Secondary reference Sae International Dba Sae International |
| AS1037HW1216 | 3/9 Design control — primary reference U.S. Government activity |
| SAE-AS4841 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 4730-01-625-2571 is a Adapter,straight,tube to Boss, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-625-2571 has 1 manufacturer part number on file: AS1037HW1216 (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-625-2576. Verify interchangeability with system specifications before substitution.
Key specifications for AS1037HW1216: Nominal Overall Length: 2.891 INCHES IN; Connection Type: THREADED INTERNAL TUBE ALL ENDS; Nominal Outside Diameter Tube Accommodated: 1.000 INCHES SECOND END IN; Nominal Outside Diameter Tube Accommodated: 0.750 INCHES FIRST END IN. 10 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.