The Reducer,boss, cataloged under National Stock Number 4730-01-013-6143, 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 Williams International Co., L.l.c.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-013-6143 |
| Primary Part Number | 25185 |
| Item Name | Reducer,boss |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Surface Treatment | ANODIZE OVERALL |
| Connection Style | GASKET SEAL (BOSS) ALL ENDS |
| Material Document and Classification | QQ-A-367,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Nominal Thread Size | 0.438 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Material | ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY OVERALL |
| Thread Class | 3B ALL ENDS |
| Reducer Type | CONCENTRIC |
| Nominal Overall Length | 1.460 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 25185 PRIMARY | Williams International Co., L.l.c. (USA) |
NSN 4730-01-013-6143 is a Reducer,boss, manufactured by Williams International Co., L.l.c., classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-013-6143 has 1 cross-referenced part number: 25185 (Williams International Co., L.l.c.).
There are 3 known substitutes for 4730-01-013-6143: 5133-00-228-1370, 5330-00-571-8979, 5365-01-495-5475. Verify interchangeability with system specifications before substitution.
Key specifications for 25185: Connection Type: THREADED INTERNAL BOSS ALL ENDS; Surface Treatment: ANODIZE OVERALL; Special Features: ANODIZED GOLD; Connection Style: GASKET SEAL (BOSS) ALL ENDS. 12 total characteristics are documented in the Federal Logistics Information System.