Images are indicative only and may not represent the pack quantity or specific item details. Images should be used as a guide in conjunction with the product description.
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Plastic Balls - 3.97 mm Polypropylene Grade 2
BL-00397-PP (5 Pcs)

MBA

Additional resources:
Balls Master Catalogue PDF
AFBMA Ball Grades
Price:
$1.05 AUD
$1.05 AUD
per 5
Qty: 774 available now (3870 pcs)
Order 50 or more (250 pcs) for $0.95 AUD per 5
You may order more than the quantity available. One delivery will be made when all items are ready unless you select for partial delivery at checkout. Backorders for more than the stock quantity are expected before May 14, 2025

Base Category: Balls - Plastic

Top Level Category: Balls - Plastic - Polypropylene

Product Details:

Diameter (D): 3.97mm
+/- 0.051
  • Material: Polypropylene
  • Precision Grade: Grade 2
  • Hardness: 86 Rockwell R
  • Properties: Excellent for liquid level float applications.
  • Colour: White
  • Specific Gravity: 0.91

Brand: MBA
Country of Origin: US

Alternatives: 1974K4

We offer equivalents to many brands including Anderton, Barden, Berg, Designatronics, EZO, ISC, Koyo, Myonic, NMB, Nordex, NSK, Ondrives, Reid Industrial, RMB, SDP-SI, Seeger, SKF, and more.
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SHIPPING

Shipping Policy

Insurance, Brands & Related Information

PICK UP

Pick up is available from our Coopers Plains warehouse after your order is ready. Please refer to your ready notification email, and bring it with you to collect your parcel.

PDF CATALOGUES

You may freely download the following catalogues to review and compare products. To help you select the most readily available items, rows are colour coded and marked according to the key at the bottom of each page.

Part numbers from these catalogues can be checked in the online store. If they don't appear in the store, please email us for more information about the part.

Ball Lock Pins

Balls

Bearing Material Selection and Benefits

Bearings - Ceramic

Bearings - Corrosion Resistant

Bearings - Economy

Bearings - High Speed

Bearings - Plastic

Bearings - Radial - Master List

Bearings - Standard Range

Bearings - Super Precision

Bearings - Thrust

Bushes - Metallic & Plastic

Bushes - Sintered Bronze

Bushes - Solid Bronze

Circlips

Clevis Pins

Dowel Pins

Hammer Drive Pins

Key Steel

Knobs

Leveling Mounts

O-Rings

Pins

Poly Vee Belts and Pulleys

Push On & Push In Rings

Rod and Tube

Roll Pins

Screws

Shaft Collars

Shim Sheet

Shoulder Screws

Snap Rings

Socket Set Screws

Spring Steel Strip

Springs

Taper Pins

Thumbs Screws and Nuts

Timing Belts

Timing Pulley Stock

Timing Pulleys

Vibration Mounts - Bobbins and Buffers

Washers - Disc Spring

Washers - Precision Shim

Washers - Wave

Washers and Spacers

CROSS REFERENCES

We provide equivalents to many brands including Berg - Designatronics - Nordex - NSK - Oilite - Ondrives - Reid Industrial - SDP-SI - SKF. The following PDF cross references contain hundreds of thousands of part conversions.

ADR and SKF

Anderton Circlips

Barden Bearings

Designatronics SDP-SI

Essentra

Flocast Bronze Bushes

K&S Metals

Miniature Precision Bearings

Miscellaneous Brands

Misumi

NSK and NTN Bearings

Nordex

Ondrives

Reid Supply

SDP-SI

Seeger Circlips

Sintered Bronze

Small Parts Inc

Timing Belts & Pulleys

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If you can't find what you need on our site, another source for Balls - Plastic may be found in the Small Parts & Bearings website.