Are you looking to cross PRC resistors?  here is our recommendation for precision wire wound resistors :

PRC

Riedon

152AP

100

154AP

100

156AP

101

160AP

101

164AP

102

172AP

103

178AP

103

176AP

104

180AP

105

188AP

106

192AP

107

196AP

108

213PC

101PC

253PC

101PC

352PC

101PC

550PC

104PC

144AP

SM-12

112AP

SM-2

118AP

SM-3

122AP

SM-4

124AP

SM-5

128AP

SM-5

130AP

SM-6

148AP

SM-7

152AP

100

154AP

100

156AP

101

160AP

101

164AP

102

172AP

103

178AP

103

176AP

104

180AP

105

188AP

106

192AP

107

196AP

108

213AP

101PC

253PC

101PC

352PC

101PC

550PC

104PC

144AP

SM-12

112AP

SM-2

118AP

SM-3

122AP

SM-4

124AP

SM-5

128AP

SM-5

130AP

SM-6

148AP

SM-7

Resistors Resistor Resistors 

PRC Resistors

Mills Resistors

Vishay Resistors

KRL Resistors