The Reducer,pipe, cataloged under National Stock Number 4730-01-152-5534, 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 Oshkosh Defense Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-152-5534 |
| Primary Part Number | 2AT316 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Connection Style | INVERTED FLARE (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 1.250 INCHES IN |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Nominal Thread Size | 0.125 INCHES ALL ENDS IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Material | STEEL OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| Reducer Type | CONCENTRIC |
| 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 |
|---|---|
| 2AT316 | Oshkosh Defense Llc (USA) |
| 02023723 | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2AT316 | 5/9 Secondary reference Oshkosh Corp |
| 2-305-407-23723 | 3/9 Design control — primary reference Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
NSN 4730-01-152-5534 is a Reducer,pipe, manufactured by Oshkosh Defense Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-152-5534 has 2 manufacturer part numbers on file: 2AT316 (Oshkosh Defense Llc), 02023723 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.).
Key specifications for 2AT316: Connection Style: INVERTED FLARE (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 1.250 INCHES IN; Connection Type: THREADED INTERNAL PIPE FIRST END. 10 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.