The Nipple,pipe, cataloged under National Stock Number 4730-00-278-4161, 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 American Society for Testing and Materials Dba Astm International. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-278-4161 |
| Primary Part Number | A733S-81CFB |
| Item Name | Nipple,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | American Society for Testing and Materials Dba Astm International |
| Status | CANCELLED |
| Nominal Thread Size | 0.500 INCHES ALL ENDS IN |
| Thread Series Designator | NPT ALL ENDS |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Specification/standard Data | 81346-ASTM A733 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 96906-MS51953 GOVERNMENT STANDARD |
| Surface Treatment | OXIDE OVERALL |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Material | STEEL OVERALL |
| Style Designator | LONG |
| Material Document and Classification | ASTM A120 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Overall Length | 3.500 INCHES IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ASTM A733S-81CFB | American Society for Testing and Materials Dba Astm International (USA) |
| 4730002784161 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| WWN351 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| S3919 | Bae Systems Land & Armaments L.p. (USA) |
| A733S-81CFB PRIMARY | American Society for Testing and Materials Dba Astm International (USA) |
| MS51953-81B | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| ASTM-A733 | American Society for Testing and Materials Dba Astm International (USA) |
| 4730002784161 | E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 144612 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4730-00-278-4161 is a Nipple,pipe, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-278-4161 has 9 cross-referenced part numbers: ASTM A733S-81CFB (American Society for Testing and Materials Dba Astm International), 4730002784161 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), WWN351 (Federal Specifications Promulgated by General Services Administration Washington DC), S3919 (Bae Systems Land & Armaments L.p.), A733S-81CFB (American Society for Testing and Materials Dba Astm International) and 4 more.
There are 2 known substitutes for 4730-00-278-4161: 5331-00-067-3358, 5320-00-558-3081. Verify interchangeability with system specifications before substitution.
Key specifications for A733S-81CFB: Nominal Thread Size: 0.500 INCHES ALL ENDS IN; Thread Series Designator: NPT ALL ENDS; Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Specification/standard Data: 81346-ASTM A733 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 96906-MS51953 GOVERNMENT STANDARD. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-278-4161 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.