The Reducer,boss, cataloged under National Stock Number 4730-01-264-8335, 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 Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-264-8335 |
| Primary Part Number | 12-8 F5G5-S |
| Item Name | Reducer,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Connection Style | PLAIN (TUBE) FIRST END |
| Connection Style | GASKET SEAL (BOSS) SECOND END |
| Nominal Overall Length | 1.000 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED INTERNAL BOSS SECOND END |
| Material Document and Classification | ASTM A108 UNS G12144 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 1.062 INCHES FIRST END IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Class | 2A FIRST END A |
| Thread Class | 2B SECOND END |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | STEEL COMP 12L14 OVERALL |
| Thread Series Designator | UN FIRST END |
| Thread Series Designator | UNF SECOND END |
| 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 |
|---|---|
| 84000906-010 | The Boeing Company Div Defense (USA) |
| 12-8 F5G5-S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 84000906-010 | 5/9 Secondary reference U.S. Government activity |
| 12-8 F5G5-S | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-264-8335 is a Reducer,boss, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-264-8335 has 2 manufacturer part numbers on file: 84000906-010 (The Boeing Company Div Defense), 12-8 F5G5-S (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
Key specifications for 12-8 F5G5-S: Surface Treatment Document and Classification: QQ-P-416,TYPE 2 FED SPEC ALL TREATMENT RESPONSES OVERALL; Connection Style: PLAIN (TUBE) FIRST END; Connection Style: GASKET SEAL (BOSS) SECOND END; Nominal Overall Length: 1.000 INCHES IN. 18 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.