The Reducer,boss, cataloged under National Stock Number 4730-00-102-4296, 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 Duhadaway Tool & Die Shop Inc. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Reducer,boss |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Duhadaway Tool & Die Shop Inc (CAGE 1V517); Nassau Tool Works, Inc (CAGE 2M490); Pre-Mach Inc (CAGE 5S946); Ammcon Corp. (CAGE 6W889); Krobach Mfg. Corp. Dba Krobach Manufacturing Corp (CAGE 30828) |
| Parameter | Value |
|---|---|
| NSN | 4730-00-102-4296 |
| Primary Part Number | B316277-8 |
| Item Name | Reducer,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Duhadaway Tool & Die Shop Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| B316277-8 | Duhadaway Tool & Die Shop Inc (USA) |
| B316277-8 | Nassau Tool Works, Inc (USA) |
| B316277-8 | Pre-Mach Inc (USA) |
| B316277-8 | Ammcon Corp. (USA) |
| B316277-8 | Krobach Mfg. Corp. Dba Krobach Manufacturing Corp (USA) |
| B316277-8 | Bec Systems Llc Dba Bec Machine Products (USA) |
| Reference | Meaning |
|---|---|
| B316277-8 | 5/9 Secondary reference Calabrese & Sons, Inc. |
| B316277-8 | 5/9 Secondary reference Nuflo, Inc. |
| B316277-8 | 5/9 Secondary reference Computa-Base-Machining, Inc. |
| B316277-8 | 3/2 Design control — primary reference U.S. Government activity |
| B316277-8 | 5/9 Secondary reference Master Research & Manufacturing, Inc. Dba Master Research & Manufacturing Inc |
NSN 4730-00-102-4296 is a Reducer,boss, manufactured by Duhadaway Tool & Die Shop Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-102-4296 has 6 manufacturer part numbers on file: B316277-8 (Duhadaway Tool & Die Shop Inc), B316277-8 (Nassau Tool Works, Inc), B316277-8 (Pre-Mach Inc), B316277-8 (Ammcon Corp.), B316277-8 (Krobach Mfg. Corp. Dba Krobach Manufacturing Corp) and 1 more.
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.