National Item Identification Number

01-256-9977
012569977
5905-01-256-9977
5905012569977

National Stock Number

Item Name

RESISTOR,FIXED,WIRE WOUND

Federal Supply Class

5905

Description

A resistor whose ohmic value cannot be adjusted or varied. The resistance element consists of high resistance wire (or ribbon) either wound on an insulated form or constructed so as to be self supporting. Opposition to the flow of current is an inherent property of the resistance wire and is manifest by the heat dissipation in the resistor. Excludes SUPPRESSOR, IGNITION INTERFERENCE.

Commercial and Government Entity Code (Supplier Data)

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Reference Numbers (Part Numbers)

MIL-R-93/15
MILR93-15
RB08CE2R480D
RB08CE2R490D

Required Categories

ELECTRICAL RESISTANCE
RESISTANCE TOLERANCE IN PERCENT
POWER DISSIPATION RATING

Required Description

2.490 OHMS
-0.500 TO 0.500
0.250 FREE AIR
125.0
145.0
-50.0 TO 50.0
-65.0