The Adapter,straight,pipe to Boss, cataloged under National Stock Number 4730-01-453-9651, 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 Air-Way Manufacturing Company. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-453-9651 |
| Primary Part Number | F6400-16-16 |
| Item Name | Adapter,straight,pipe to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Air-Way Manufacturing Company |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 FLARED SLEEVE AND 1 SHORT COUPLING NUT |
| Nominal Overall Length | 52.0 MILLIMETERS MM |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Nominal Thread Size | 1.312 MILLIMETERS FIRST END MM |
| Surface Treatment | ZINC OVERALL |
| Thread Class | 2A SECOND END A |
| Thread Class | 2A FIRST END A |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 12421890-001 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| F6400-16-16 PRIMARY | Air-Way Manufacturing Company (USA) |
| 12421890-001 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 12421890-001 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12421890 | 5/9 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| 12421890 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 4730-01-453-9651 is a Adapter,straight,pipe to Boss, manufactured by Air-Way Manufacturing Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-453-9651 has 3 manufacturer part numbers on file: 12421890-001 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), F6400-16-16 (Air-Way Manufacturing Company), 12421890-001 (Amz Alabama Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-480-5403, 5331-01-482-7989. Verify interchangeability with system specifications before substitution.
Key specifications for F6400-16-16: Furnished Items and Quantity: 1 FLARED SLEEVE AND 1 SHORT COUPLING NUT; Nominal Overall Length: 52.0 MILLIMETERS MM; Connection Type: THREADED EXTERNAL BOSS SECOND END; Connection Type: THREADED EXTERNAL PIPE FIRST END. 9 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.