The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-487-5772, 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 Dana Commercial Vehicle Products, Llc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-487-5772 |
| Primary Part Number | 673995 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dana Commercial Vehicle Products, Llc |
| Status | ACTIVE |
| Thread Tolerance Class | 6G EXTERNAL ALL ENDS G |
| Surface Treatment Document and Classification | ASTM B633, TYPE II, CLASS F+/ZN 25 SC4 ASSN STD SINGLE TREATMENT RESPONSE BODY |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Thread Pitch in Millimeters | 1.5 ALL ENDS |
| Nominal Overall Length | 30.1 MILLIMETERS MM |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Nominal Outside Diameter Tube Accommodated | 9.5 MILLIMETERS FIRST END MM |
| Nominal Thread Size | 14.0 MILLIMETERS SECOND END MM |
| Nominal Thread Size | 16.0 MILLIMETERS FIRST END MM |
| Surface Treatment | ZINC AND CHROMATE BODY |
| Material | STEEL BODY |
| Thread Series Designator | M 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 |
|---|---|
| 673995 PRIMARY | Dana Commercial Vehicle Products, Llc (USA) |
| 12418451-002 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12418451-002 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 12418451 | 7/1 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 4730-01-487-5772 is a Adapter,straight,tube to Boss, manufactured by Dana Commercial Vehicle Products, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-487-5772 has 3 manufacturer part numbers on file: 673995 (Dana Commercial Vehicle Products, Llc), 12418451-002 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12418451-002 (Amz Alabama Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-568-7358. Verify interchangeability with system specifications before substitution.
Key specifications for 673995: Thread Tolerance Class: 6G EXTERNAL ALL ENDS G; Surface Treatment Document and Classification: ASTM B633, TYPE II, CLASS F+/ZN 25 SC4 ASSN STD SINGLE TREATMENT RESPONSE BODY; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: PLAIN (TUBE) FIRST END. 14 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.