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HR242 — RESISTOR,VARIABLE,NONWIRE WOUND,

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

HR242: RESISTOR,VARIABLE,NONWIRE WOUND,.

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: GLASS MIRROR, body_style: CYLINDRICAL BUSHING MOUNTED, body_length: 0.625 INCHES NOMINAL IN, frame_width: 7.187 INCHES NOMINAL IN, shaft_style: ROUND, frame_length: 16.094 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2540-00-788-5637, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ HR242
NSN: 2540-00-788-5637
NIINs: 007885637, 008100667
FSC: 2540 — Vehicular Furniture and Accessories
CAGE: 14939 — DELBAR PRODUCTS INCORPORATED (USA)
SPECIFICATIONS
materialGLASS MIRROR
body_styleCYLINDRICAL BUSHING MOUNTED
body_length0.625 INCHES NOMINAL IN
frame_width7.187 INCHES NOMINAL IN
shaft_styleROUND
frame_length16.094 INCHES NOMINAL IN
mirror_shapeRECTANGULAR
shaft_length0.875 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
body_diameter1.156 INCHES NOMINAL IN
overall_length1.500 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL IN
NSN2540-00-788-5637
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN HR242 MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
•
MIRROR SHAPE: RECTANGULAR
•
FRAME LENGTH: 16.094 INCHES NOMINAL IN
•
MOUNTING LOCATION: OUTSIDE
•
SURFACE TREATMENT: PAINT
•
MOUNTING CONFIGURATION: STUD MTG 1/7-28 UNF OR NF CLASS 28 THD OR CLASS 2 FIT,7/16 IN. LG IN
•
FRAME WIDTH: 7.187 INCHES NOMINAL IN
•
MATERIAL: GLASS MIRROR
TECHNICAL CHARACTERISTICS
MIRROR SHAPERECTANGULAR
FRAME LENGTH16.094 INCHES NOMINAL IN
MOUNTING LOCATIONOUTSIDE
SURFACE TREATMENTPAINT
MOUNTING CONFIGURATIONSTUD MTG 1/7-28 UNF OR NF CLASS 28 THD OR CLASS 2 FIT,7/16 IN. LG IN
FRAME WIDTH7.187 INCHES NOMINAL IN
MATERIALGLASS MIRROR
SUBSTITUTES & CROSS-REFERENCES 8
994134C1Reference document
Same NSN cross-reference
Reference document — Secondary reference
75-4447Reference document
Same NSN cross-reference
Reference document — Secondary reference
ATPD-2349Reference document
Same NSN cross-reference
Reference document — Secondary reference
2540007885637Reference document
Same NSN cross-reference
Reference document — Informative reference only
MS53016-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
1930Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HR242?
HR242 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace HR242?
There are 8 known substitutes for HR242: 994134C1, 75-4447, ATPD-2349 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HR242?
HR242 is cataloged in the U.S. Government catalog under NSN 2540-00-788-5637. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.