The Valve,vent, cataloged under National Stock Number 4820-00-296-9677, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Nimikkeistokeskus Ncb Finland. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-296-9677 |
| Primary Part Number | 464-3546 |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Nimikkeistokeskus Ncb Finland |
| Status | CANCELLED |
| Thread Series Designator | UN FIRST END |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Thread Direction | RIGHT-HAND FIRST END |
| Material Document and Classification | QQ-A-225/3,ALLOY 2011,T3 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Thread Quantity Per Inch | 32 FIRST END |
| Material Document and Classification | QQ-A-225/3,ALLOY 2011,T3 FED SPEC 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Surface Treatment | ANODIZE |
| Style Designator | STRAIGHT THRU |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Thread Class | 2A FIRST END A |
| Material | ALUMINUM ALLOY 2011 AND RUBBER SYNTHETIC FLOW CONTROL DEVICE |
| Material | ALUMINUM ALLOY 2011 BODY |
| Furnished Items and Quantity | 1 GASKET AND 1 NUT AND 1 FILTER SCREEN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 464-3546 | Nimikkeistokeskus Ncb Finland (FIN) |
| B4028415 | Department of the Army Hq United States Army Communications Research and Development Command (USA) |
| 770-RPB | Halkey-Roberts Corp Dba Halkey-Roberts Corp (USA) |
| SM-D-447322-1 | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
| MILV55341 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 111000 | Inflation Systems, Inc. Dba Inflation Systems Inc (USA) |
| 770-RP-0.2 | Halkey-Roberts Corp Dba Halkey-Roberts Corp (USA) |
| 0N199302 | National Security Agency (USA) |
| 5956120 | Tadiran Ltd (ISR) |
| 0N500827 | National Security Agency (USA) |
| 755002A7049-1 | Quartermaster General (USA) |
| 755002A7049 | Quartermaster General (USA) |
| 770-RP-02 | Halkey-Roberts Corp Dba Halkey-Roberts Corp (USA) |
| 774-RP-0.2 | Halkey-Roberts Corp Dba Halkey-Roberts Corp (USA) |
| 755002A7049-1 | Raytheon Company Div Rmd Strategic (USA) |
| 0N14573 | National Security Agency (USA) |
| SM-D-447322 | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
NSN 4820-00-296-9677 is a Valve,vent, manufactured by Nimikkeistokeskus Ncb Finland, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-296-9677 has 17 cross-referenced part numbers: 464-3546 (Nimikkeistokeskus Ncb Finland), B4028415 (Department of the Army Hq United States Army Communications Research and Development Command), 770-RPB (Halkey-Roberts Corp Dba Halkey-Roberts Corp), SM-D-447322-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), MILV55341 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 12 more.
There are 12 known substitutes for 4820-00-296-9677: 5120-00-343-0068, 5310-00-639-0950, 1680-00-703-3461 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 464-3546: Thread Series Designator: UN FIRST END; Connection Type: THREADED EXTERNAL BOSS FIRST END; Thread Direction: RIGHT-HAND FIRST END; Material Document and Classification: QQ-A-225/3,ALLOY 2011,T3 FED SPEC SINGLE MATERIAL RESPONSE BODY. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-296-9677 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.