The Union,pipe, cataloged under National Stock Number 4730-01-140-4853, 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 Naval Ship Systems Command. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-01-140-4853 |
| Primary Part Number | 502-4685887ITEMF52 |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | CANCELLED |
| Pipe Wall Thickness Designation for Which Designed | STANDARD ALL ENDS |
| Style Designator | SCREWED |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Material Document and Classification | QQ-C-390 FED SPEC 1ST MATERIAL RESPONSE OR ASTM-B61 ASSN STD 2ND MATERIAL RESPONSE OR ASTM-B62 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| Nominal Overall Length | 1.724 INCHES IN |
| Specification/standard Data | 81349-MIL-F-1183 GOVERNMENT SPECIFICATION |
| Connection Style | SOCKET (PIPE) ALL ENDS |
| Coupling Flange Shape | ROUND |
| Nominal Pipe Size Accommodated | 0.250 INCHES ALL ENDS IN |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Material | COPPER ALLOY 903 OR COPPER ALLOY 922 OVERALL |
| Seat Type | BEVELED |
| Maximum Operating Temp | 425.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | 150.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 502-4685887ITEMF52 | Naval Ship Systems Command (USA) |
| M1183/10-10N1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 15-00-7660 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 0501-6 PIECE 41 | Flair Corporation Dba S P X Air Treatment Div Dehydration (USA) |
| 502.4685887 | Naval Ship Systems Command (USA) |
| 87645-5421 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 0501-6 | Flair Corporation Dba S P X Air Treatment Div Dehydration (USA) |
| MIL-DTL-1183/10 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 87645.5421ITEM F52 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| MILF1183 | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| MILF1183 | Mindeco Corp (USA) |
| MILF1183 | Allied Plumbing Sales Co Inc (USA) |
| MIL-F-1183 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4730-01-140-4853 is a Union,pipe, manufactured by Naval Ship Systems Command, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-01-140-4853 has 13 cross-referenced part numbers: 502-4685887ITEMF52 (Naval Ship Systems Command), M1183/10-10N1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 15-00-7660 (Electric Boat Corporation Div General Dynamics Electric Boat), 0501-6 PIECE 41 (Flair Corporation Dba S P X Air Treatment Div Dehydration), 502.4685887 (Naval Ship Systems Command) and 8 more.
There are 7 known substitutes for 4730-01-140-4853: 4730-01-067-8272, 4820-01-071-4314, 4820-01-107-9183 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 502-4685887ITEMF52: Pipe Wall Thickness Designation for Which Designed: STANDARD ALL ENDS; Style Designator: SCREWED; Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE; Media for Which Designed: STEAM FIRST RESPONSE. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-01-140-4853 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.