The Flange,pipe, cataloged under National Stock Number 4730-00-226-2142, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-226-2142 |
| Primary Part Number | 10870074 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Face Bevel Angle | 45.0 DEGREES NOMINAL |
| Flange Diameter | 3.120 INCHES NOMINAL IN |
| Face Seating Surface Condition | UNFINISHED |
| Flange Section Style | BEVELED FACE, RAISED NECK |
| Style Designator | ROUND, NO BOLT HOLES |
| Neck Height | 0.500 INCHES NOMINAL IN |
| Bevel Depth | 0.120 INCHES NOMINAL IN |
| Material Document and Classification | MIL-T-8606,COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE |
| Reducer Flange Hole Type | CONCENTRIC |
| Material | STEEL COMP 321 |
| Thickness | 0.120 INCHES NOMINAL IN |
| 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 |
|---|---|
| 10870074 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 4730002262142 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 4730002262142 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 4730-00-226-2142 is a Flange,pipe, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-226-2142 has 1 manufacturer part number on file: 10870074 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10870074: Face Bevel Angle: 45.0 DEGREES NOMINAL; Flange Diameter: 3.120 INCHES NOMINAL IN; Face Seating Surface Condition: UNFINISHED; Flange Section Style: BEVELED FACE, RAISED NECK. 11 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.