The Nipple,boss, cataloged under National Stock Number 4730-00-534-4140, 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 19 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-534-4140 |
| Primary Part Number | 8-F5OHAO-SS |
| 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 | 2 PREFORMED PACKING |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| Union Joint Location | SECOND END |
| Nominal Overall Length | 1.560 INCHES IN |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Style Designator | CENTER WRENCHING FACILITY W/ THREADED RELIEF |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES SECOND END |
| Thread Class | 2A SECOND END A |
| Thread Class | 2A FIRST END A |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| 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 |
|---|---|
| 8-F5OHAO-SS PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 8F5F5SS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 7244814-2 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 8F50F50SS | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| 8F5F5SS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| 8F50F50SS | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 8F50HAO-SS | 3/9 Design control — primary reference U.S. Government activity |
| 8F50F50SS | 5/9 Secondary reference U.S. Government activity |
| 8F50F50S | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| 8F50F50SS | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corp |
NSN 4730-00-534-4140 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 4730-00-534-4140 has 1 manufacturer part number on file: 8-F5OHAO-SS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-144-3734, 4730-01-233-8613. Verify interchangeability with system specifications before substitution.
Key specifications for 8-F5OHAO-SS: Furnished Items and Quantity: 2 PREFORMED PACKING; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END; Union Joint Location: SECOND END. 19 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.