The Valve,check, cataloged under National Stock Number 4820-00-633-3523, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. This item has 34 commercial cross-references from 22 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Item Name | Valve,check |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Dressta North America Ltd (CAGE 45RP7); Komatsu America Corp. (CAGE 0SAT8); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Diamond Reo Truck Co (CAGE 56442); Cnh Industrial America Llc Dba Cnh America (CAGE 10988) |
| Parameter | Value |
|---|---|
| NSN | 4820-00-633-3523 |
| Primary Part Number | 12378831 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 865753R91 | Dressta North America Ltd (USA) |
| 865753R92 | Dressta North America Ltd (USA) |
| 865753R92 | Komatsu America Corp. (USA) |
| 12378831 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| N-97525-C | Diamond Reo Truck Co (USA) |
| 213964 | Cnh Industrial America Llc Dba Cnh America (USA) |
| 10922157 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| N-30252 PRIMARY | Haldex Brake Products Corporation (USA) |
| 865753R91 | Komatsu America Corp. (USA) |
| 101898 | Lucas Western Inc (USA) |
| 69275 | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA) |
| 197210 | Fwd Seagrave Holdings Lp (USA) |
| 593370 | Clark Equipment Co (USA) |
| 18180FX | Oshkosh Corp (USA) |
| 865753R91 | Komatsu American Intl Co (USA) |
| 18180FX | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 593370 | Volvo Construction Equipment North America, Llc (USA) |
| 71533 | Little Giant Crane and Shovel Inc (USA) |
| 30279 | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA) |
| N13526H PRIMARY | Haldex Brake Products Corporation (USA) |
NSN 4820-00-633-3523 is a Valve,check, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-633-3523 has 34 cross-referenced part numbers: 865753R91 (Dressta North America Ltd), 865753R92 (Dressta North America Ltd), 865753R92 (Komatsu America Corp.), 12378831 (U S Army Tank Automotive Command Amsta-Im-Mm), N-97525-C (Diamond Reo Truck Co) and 29 more.
There are 11 known substitutes for 4820-00-633-3523: 5355-00-044-4190, 3020-00-118-8717, 3110-00-143-2963 and 8 more. Verify interchangeability with system specifications before substitution.
NSN 4820-00-633-3523 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.