The Elbow,tube to Boss, cataloged under National Stock Number 4730-01-186-3306, 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 Bae Systems Hagglunds Aktiebolag. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Bae Systems Hagglunds Aktiebolag (CAGE AC90N); Technamm (CAGE FAR29); Hagglunds Vehicle Gmbh (CAGE C8716); Amz Alabama Inc. (CAGE 076M6); Hellgeth Engineering Spezialfahrzeugbau Gmbh (CAGE CJ802) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-186-3306 |
| Primary Part Number | 91031-991 |
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Bae Systems Hagglunds Aktiebolag |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 91031-991 | Bae Systems Hagglunds Aktiebolag (SWE) |
| HE011312 | Technamm (FRA) |
| 2523 2121-060 | Hagglunds Vehicle Gmbh (DEU) |
| 2523 2121-060 | Amz Alabama Inc. (USA) |
| 011312 | Hellgeth Engineering Spezialfahrzeugbau Gmbh (DEU) |
| 91031-991 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 25232121-06 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
| 91031-991 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
| 6-C4TX-S | 5/9 Secondary reference U.S. Government activity |
| 91031-991 | 3/9 Design control — primary reference U.s. Defense Services, Inc. Dba Usds |
| 6C40MX-S | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 6-C4TX-S | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 457-3948 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 4730-01-186-3306 is a Elbow,tube to Boss, manufactured by Bae Systems Hagglunds Aktiebolag, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-186-3306 has 6 manufacturer part numbers on file: 91031-991 (Bae Systems Hagglunds Aktiebolag), HE011312 (Technamm), 2523 2121-060 (Hagglunds Vehicle Gmbh), 2523 2121-060 (Amz Alabama Inc.), 011312 (Hellgeth Engineering Spezialfahrzeugbau Gmbh) and 1 more.
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.