The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-468-3678, 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 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-468-3678 |
| Primary Part Number | 12462853 |
| Item Name | Adapter,straight,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Surface Treatment Document and Classification | ASTM B633, TYPE II ASSN STD ALL TREATMENT RESPONSES FLANGE |
| Bolt Circle Nominal Diameter | 5.375 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Material Document and Classification | ASTM A108 ASSN STD ALL MATERIAL RESPONSES FLANGE |
| Bolt Hole Nominal Diameter | 0.281 INCHES ALL ENDS IN |
| Nominal Outside Diameter | 2.8358 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 9 ALL ENDS |
| Surface Treatment | ZINC AND NICKEL FLANGE |
| Material | STEEL COMP 1010 AND STEEL COMP 1025 FLANGE |
| Raised Face Nominal Diameter | 3.750 INCHES ALL ENDS IN |
| Raised Face Nominal Height | 0.188 INCHES ALL ENDS IN |
| Nominal Thickness | 1.126 INCHES ALL ENDS 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 |
|---|---|
| 12462853 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4730-01-468-3678 is a Adapter,straight,flange to 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 4730-01-468-3678 has 1 manufacturer part number on file: 12462853 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12462853: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: RAISED STRAIGHT ALL ENDS; Surface Treatment Document and Classification: ASTM B633, TYPE II ASSN STD ALL TREATMENT RESPONSES FLANGE; Bolt Circle Nominal Diameter: 5.375 INCHES ALL ENDS IN. 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.