PartsTable
Technical Data Sheet
20872 ✓ Verified by PartsTable
Legrand · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

Powerful 2.1 speaker set including wooden subwoofer with a total power output of 120 Watt<br><br><b>Key features</b><br>- Top notch sound with deep bass<br>- 60W RMS, 120W peak power<br>- Powerful design with metallic accents<br>- Convenient wired volume control pod with headphones and line-in connections<br>- Extra volume and bass controls on the subwoofer<br>- Isolation feet under the subwoofer absorb unwanted vibrations to improve audio quality<br>- Smart power management: goes to stand-by mode when not in use<br>- Use with pc, laptop, tablet, phone, tv or mp3 player This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-146-0766, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
20872
NSN: 5310-00-146-0766
FSC: 5310
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
general_characteristics_item_descriptionCOPPER ALLOY,QQ-C-390,ALLOY 932
NSN5310-00-146-0766
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20872 · Legrand ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
THREAD DIRECTION: RIGHT-HAND
NUT STYLE: HEXAGON
NOMINAL THREAD SIZE: 0.312 INCHES IN
BEARING SURFACE TYPE: CHAMFERED
THREAD SERIES: UNF
THREAD QUANTITY PER INCH: 24
MATERIAL: COPPER ALLOY 464 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4612 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
NUT STYLEHEXAGON
NOMINAL THREAD SIZE0.312 INCHES IN
BEARING SURFACE TYPECHAMFERED
THREAD SERIESUNF
THREAD QUANTITY PER INCH24
MATERIALCOPPER ALLOY 464 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4612 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
WIDTH ACROSS FLATS0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
NUT HEIGHT0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
44142Interchangeable
interchangeable cross-reference
interchangeable
C01030Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751 TYCInterchangeable
interchangeable cross-reference
interchangeable
20872Interchangeable
interchangeable cross-reference
interchangeable
A-A-208 TY3Interchangeable
interchangeable cross-reference
interchangeable
TT-I-1795 TY3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20872?
20872 is a COUPLING,SHAFT,FLEXIBLE manufactured by Legrand.
What parts can replace 20872?
There are 7 known substitutes for 20872: 44142, C01030, GGG-D-751 TYC and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20872?
20872 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-146-0766. This indicates validated use in U.S. government and defense supply chains.
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