The Valve,safety Relief, cataloged under National Stock Number 4820-00-019-9611, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is American Safety Flight Systems Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 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 | 4820-00-019-9611 |
| Primary Part Number | 10525-1 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | American Safety Flight Systems Inc |
| Status | ACTIVE |
| Nominal Thread Size | 0.125 INCHES FIRST END IN |
| Thread Quantity Per Inch | 27 SECOND END |
| Media for Which Designed | OXYGEN, LIQUID SINGLE RESPONSE |
| Thread Series Designator | ANPT FIRST END |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Thread Series Designator | ANPT SECOND END |
| Thread Quantity Per Inch | 27 FIRST END |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Style Designator | ANGLE |
| Connection Style | GASKET SEAL(BOSS) FIRST END |
| Maximum Operating Temp | 260.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Direction | RIGHT-HAND FIRST END |
| Thread Direction | RIGHT-HAND SECOND END |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 10525-1 | American Safety Flight Systems Inc (USA) |
| 21247 | Ingersoll-Rand Company Dba Ingersoll-Rand (USA) |
| 8148650 | Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force (USA) |
| LTE-H12-001-01 | Thales Australia - Bendigo Land & Joint Systems (AUS) |
| 20C-0050-1 | Essex Industries Inc Div Manufacturing Division (USA) |
| MIL-PRF-9050 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M9050-1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 10525-1 | Conax Florida Corporation (USA) |
| MIL-V-9050 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| FR121A1 | Mission Systems Davenport Inc. (USA) |
| 21247 | Mission Systems Orchard Park Inc (USA) |
| 20C-0005-10 | Essex Industries, Inc. Dba Essex Industries (USA) |
| 20C-0050-1 | Essex Industries, Inc. Dba Essex Industries (USA) |
NSN 4820-00-019-9611 is a Valve,safety Relief, manufactured by American Safety Flight Systems Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-019-9611 has 13 cross-referenced part numbers: 10525-1 (American Safety Flight Systems Inc), 21247 (Ingersoll-Rand Company Dba Ingersoll-Rand), 8148650 (Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force), LTE-H12-001-01 (Thales Australia - Bendigo Land & Joint Systems), 20C-0050-1 (Essex Industries Inc Div Manufacturing Division) and 8 more.
There are 12 known substitutes for 4820-00-019-9611: 4820-00-019-9612, 5935-00-080-4785, 5110-00-260-1645 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10525-1: Nominal Thread Size: 0.125 INCHES FIRST END IN; Thread Quantity Per Inch: 27 SECOND END; Media for Which Designed: OXYGEN, LIQUID SINGLE RESPONSE; Thread Series Designator: ANPT FIRST END. 15 total characteristics are documented in the Federal Logistics Information System.