The Plug,vent, cataloged under National Stock Number 5340-01-536-5477, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dwyer Instruments Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-536-5477 |
| Primary Part Number | A-331 |
| Item Name | Plug,vent |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Dwyer Instruments Inc |
| Status | CANCELLED |
| Thread Size and Series/type Designator | 0.-27 NPT |
| End Connection Type | THREADED |
| Material | PLASTIC POLYAMIDE NYLON |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 10086907 | Nimikkeistokeskus Ncb Finland (FIN) |
| 17-2-0963-1 | W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center (USA) |
| 17-2-0963 | W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center (USA) |
| 12334549 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| A-331 PRIMARY | Dwyer Instruments Inc (USA) |
NSN 5340-01-536-5477 is a Plug,vent, manufactured by Dwyer Instruments Inc, classified under FSC 5340 (No Item Name Available). Status: cancelled.
NSN 5340-01-536-5477 has 5 cross-referenced part numbers: 10086907 (Nimikkeistokeskus Ncb Finland), 17-2-0963-1 (W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center), 17-2-0963 (W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center), 12334549 (U S Army Tank Automotive Command Amsta-Im-Mm), A-331 (Dwyer Instruments Inc).
There are 12 known substitutes for 5340-01-536-5477: 5340-01-352-4774, 6130-00-500-3080, 4730-00-266-0535 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-331: Thread Size and Series/type Designator: 0.-27 NPT; End Connection Type: THREADED; Part Name Assigned by Controlling Agency: PLUG, FILTER VENT; Special Features: INCLUDES SINTERED METAL INSERT. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5340-01-536-5477 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.