The Adapter,straight,hose to Boss, cataloged under National Stock Number 4730-00-176-4631, 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 Northrop Grumman Systems Corporation. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-176-4631 |
| Primary Part Number | E251525-1 |
| Item Name | Adapter,straight,hose to Boss |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Surface Treatment | OXIDE FILM INSIDE |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Thread Series Designator | UNF SECOND END |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Surface Treatment | OXIDE FILM OUTSIDE |
| Material Document and Classification | QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | OXIDE FILM INSIDE |
| Nominal Overall Length | 0.620 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL HOSE FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Thread Series Designator | UNF SECOND END |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Surface Treatment | OXIDE FILM OUTSIDE |
| Thread Class | 2A SECOND END A |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES FIRST END IN |
| Connection Style | BEADED HOSE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Nominal Overall Length | 0.620 INCHES IN |
| Material Document and Classification | QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| E251525-1 | Northrop Grumman Systems Corporation (USA) |
| MIL-C-5541 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4730-00-176-4631 is a Adapter,straight,hose to Boss, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-176-4631 has 2 cross-referenced part numbers: E251525-1 (Northrop Grumman Systems Corporation), MIL-C-5541 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 4730-00-176-4631: 8030-00-065-0957, 8030-00-142-9272, 2910-00-211-8939 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for E251525-1: Surface Treatment: OXIDE FILM INSIDE; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Thread Series Designator: UNF SECOND END; Material: ALUMINUM ALLOY 6061 OVERALL. 25 total characteristics are documented in the Federal Logistics Information System.