PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILR10509Resistor,fixed,film

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5905-00-542-9521 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-542-9521 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-542-9521. Primary manufacturer part number: MILR10509.
Features
  • Resistor,fixed,film — FSC 5905
  • Temp Range of Temp Coefficient in Deg Celsius: -55.0 TO 105.0
  • Style Designator: AXIAL TERMINAL EACH END
  • Resistance Tolerance in Percent: -1.000 TO 1.000
  • Temp Coefficient of Resistance in Ppm Per Deg Celsius: -500.0 TO 500.0
  • Power Dissipation Rating in Watts: 0.500 FREE AIR
  • Body Diameter: 0.250 INCHES NOMINAL IN
  • Terminal Type: WIRE LEAD
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,fixed,film, cataloged under National Stock Number 5905-00-542-9521, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-542-9521
Primary Part NumberMILR10509
Item NameResistor,fixed,film
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Temp Range of Temp Coefficient in Deg Celsius-55.0 TO 105.0
Style DesignatorAXIAL TERMINAL EACH END
Resistance Tolerance in Percent-1.000 TO 1.000
Temp Coefficient of Resistance in Ppm Per Deg Celsius-500.0 TO 500.0
Power Dissipation Rating in Watts0.500 FREE AIR
Body Diameter0.250 INCHES NOMINAL IN
Terminal TypeWIRE LEAD
Body Length0.750 INCHES NOMINAL IN
Electrical Resistance12.000 KILOHMS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-00-244-7413 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
MILR10509 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MDC1202F Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div (USA)
MIL-R-10509/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-10509/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RN70B1202F Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5905-00-244-7413INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 5905-00-542-9521?

NSN 5905-00-542-9521 is a Resistor,fixed,film, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-542-9521?

NSN 5905-00-542-9521 has 5 cross-referenced part numbers: MILR10509 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MDC1202F (Trw Inc Trw Electronic Components Irc Fixed Resistors Philadelphia Div), MIL-R-10509/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-10509/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RN70B1202F (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5905-00-542-9521?

There is 1 known substitute for 5905-00-542-9521: 5905-00-244-7413. Verify interchangeability with system specifications before substitution.

What are the specifications of MILR10509?

Key specifications for MILR10509: Temp Range of Temp Coefficient in Deg Celsius: -55.0 TO 105.0; Style Designator: AXIAL TERMINAL EACH END; Resistance Tolerance in Percent: -1.000 TO 1.000; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -500.0 TO 500.0. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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