PartsTable
Technical Data Sheet
FM20 ✓ Verified by PartsTable
LG · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

WRENCH,BOX AND OPEN END,COMBINAT. Key specifications include material: STEEL OVERALL, overall_length: 45.25 MILLIMETERS MAXIMUM MM, drive_end_shape: SQUARE SINGLE END INTERNAL, style_designator: INTERNAL-INTERNAL, features_provided: MANUAL TOOL, precious_material: SILVER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-115-2282, 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 FM20
NSN: 5910-00-115-2282
FSC: 5910
CAGE: 73905 — JENNINGS TECHNOLOGY COMPANY LLC DBA JENNINGS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length45.25 MILLIMETERS MAXIMUM MM
drive_end_shapeSQUARE SINGLE END INTERNAL
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL
precious_materialSILVER
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
large_end_diameter3.250 INCHES NOMINAL IN
small_end_diameter2.281 INCHES NOMINAL IN
bolt_circle_diameterUNABLE TO DECODE
wrenching_surface_size20.0 MILLIMETERS NOMINAL SINGLE END MM
NSN5910-00-115-2282
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: LG WRENCH,BOX AND OPEN END,COMBINAT TITLE COMPONENT PN FM20 MFR LG WRENCH,BOX AND OPEN EN
KEY FEATURES
MATERIAL: COPPER ALLOY
STYLE DESIGNATOR: CYLINDRICAL W/FLARED END
SMALL END DIAMETER: 2.281 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER: UNABLE TO DECODE
UNTHREADED MOUNTING HOLE DIAMETER: UNABLE TO DECODE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE
LARGE END DIAMETER: 3.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.188 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
STYLE DESIGNATORCYLINDRICAL W/FLARED END
SMALL END DIAMETER2.281 INCHES NOMINAL IN
BOLT CIRCLE DIAMETERUNABLE TO DECODE
UNTHREADED MOUNTING HOLE DIAMETERUNABLE TO DECODE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE
LARGE END DIAMETER3.250 INCHES NOMINAL IN
PRECIOUS MATERIALSILVER
MOUNTING FACILITY TYPE AND QUANTITYUNABLE TO DECODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
1667Interchangeable
interchangeable cross-reference
interchangeable
504209Interchangeable
interchangeable cross-reference
interchangeable
221A2000HMSInterchangeable
interchangeable cross-reference
interchangeable
MIL-R-55182/5Interchangeable
interchangeable cross-reference
interchangeable
RNC65K2000FMInterchangeable
interchangeable cross-reference
interchangeable
CW-269/PSMInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy FM20?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is FM20?
FM20 is a WRENCH,BOX AND OPEN END,COMBINAT manufactured by LG. It is classified as a MRO (MRO_GENERAL).
What parts can replace FM20?
There are 11 known substitutes for FM20: 1667, 504209, 221A2000HMS and 8 more. Substitute compatibility should be verified for your specific system.
Is FM20 still available?
FM20 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — FM20