The US Fish and Wildlife Service has a requirement for DOOR REPLACEMENT at PAHRANAGAT NWR, Lincoln County, NV. The bases of award will be lowest price fair and reasonable NAICS code is 238290 and the ... The US Fish and Wildlife Service has a requirement for DOOR REPLACEMENT at PAHRANAGAT NWR, Lincoln County, NV. The bases of award will be lowest price fair and reasonable NAICS code is 238290 and the small business size standard is $22 Million. The magnitude of construction is Less than $25,000.