The Nipple,boss, cataloged under National Stock Number 4730-00-402-9539, 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 14 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-402-9539 |
| Primary Part Number | 16F50F50SS |
| Item Name | Nipple,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 FLAT WASHER AND 2 PREFORMED PACKING |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| Nominal Overall Length | 2.125 INCHES IN |
| Connection Type | THREADED EXTERNAL BOSS ALL ENDS |
| Style Designator | PLAIN AND COMPRESSION W/ CENTER WRENCHING FACILITY |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Leg Length | 0.594 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.156 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 1.312 INCHES ALL ENDS IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A ALL ENDS A |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UN ALL ENDS |
| 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 |
|---|---|
| 16F50F50SS PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| 16-GCU | Ssp Fittings Corp (USA) |
| Reference | Meaning |
|---|---|
| 4730PL0854198 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 16F50F50SS | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| 1014179-16 | C/1 Advisory reference — outside the item-of-supply concept Tld Ace Corp Div Tld Ace |
| 16F50F50SS | 5/9 Secondary reference U.S. Government activity |
| 16F50F50SS | C/1 Advisory reference — outside the item-of-supply concept Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn |
NSN 4730-00-402-9539 is a Nipple,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 4730-00-402-9539 has 2 manufacturer part numbers on file: 16F50F50SS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), 16-GCU (Ssp Fittings Corp).
Key specifications for 16F50F50SS: Furnished Items and Quantity: 1 FLAT WASHER AND 2 PREFORMED PACKING; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS; Nominal Overall Length: 2.125 INCHES IN; Connection Type: THREADED EXTERNAL BOSS ALL ENDS. 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.