The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-00-536-2270, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is The Boeing Company. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-536-2270 |
| Primary Part Number | HS4751-16 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | The Boeing Company |
| Status | CANCELLED |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END |
| Material Document and Classification | AMS4965 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967,130 KSI UTS MIN ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Series Designator | UNJEF SECOND END |
| Thread Class | 3A ALL ENDS A |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Media for Which Designed | FLUID SINGLE RESPONSE |
| Thread Quantity Per Inch | 12 FIRST END |
| Nominal Thread Size | 1.250 INCHES SECOND END IN |
| Seat Angle | 12.0 DEGREES FIRST END |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Material | TITANIUM ALLOY OVERALL |
| Nominal Thread Size | 1.312 INCHES FIRST END IN |
| Nominal Overall Length | 1.478 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| HS4751-16 PRIMARY | The Boeing Company (USA) |
| HS4751-16 | Mcdonnell Douglas Helicopter Co Inc (USA) |
| RF9916-13 PRIMARY | Howmet Global Fastening Systems Inc Div Rosan / Eagle Products (USA) |
| HS4751 | Mcdonnell Douglas Helicopter Co Inc (USA) |
| 386557 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| RF9916-13 | Howmet Global Fastening Systems Inc Div Rosan Products (USA) |
| SLF2006-16 PRIMARY | Sps Technologies Llc Dba Shur-Lok Company Div Aerospace Engineered Products Division (USA) |
| HS4751 | The Boeing Company (USA) |
NSN 4730-00-536-2270 is a Adapter,straight,tube to Boss, manufactured by The Boeing Company, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-536-2270 has 8 cross-referenced part numbers: HS4751-16 (The Boeing Company), HS4751-16 (Mcdonnell Douglas Helicopter Co Inc), RF9916-13 (Howmet Global Fastening Systems Inc Div Rosan / Eagle Products), HS4751 (Mcdonnell Douglas Helicopter Co Inc), 386557 (Eaton Aerospace, Llc Dba Jackson South) and 3 more.
There is 1 known substitute for 4730-00-536-2270: 5961-00-833-3043. Verify interchangeability with system specifications before substitution.
Key specifications for HS4751-16: Thread Series Designator: UNIFIED NATIONAL JOINT (UNJ) FIRST END; Material Document and Classification: AMS4965 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967,130 KSI UTS MIN ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Thread Series Designator: UNJEF SECOND END; Thread Class: 3A ALL ENDS A. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-536-2270 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.