DREM-4-187-1

View detailed technical data, stock status, and sourcing information for: DREM-4-187-1
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-998-5055

Item Name Code

13209

Assigment Date

12/04/1967 (58 years ago)

externally threaded shank style, 1.9520 inches nominal overall length, right-hand thread direction, 3a thread class, 0.2495 inches minimum and 0.2500 inches maximum bore diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Shank Style: externally threaded
Overall Length: 1.9520 inches nominal
Bore Diameter: 0.2495 inches minimum and 0.2500 inches maximum
Outer Member Outside Diameter: 0.7710 inches minimum and 0.8160 inches maximum
Bore Center To Shank End Distance: 1.5520 inches minimum and 1.5720 inches maximum
Outer Member Width: 0.2760 inches minimum and 0.2860 inches maximum
Inner Member Width: 0.3700 inches minimum and 0.3750 inches maximum
Shank Thread Length: 1.0000 inches nominal
Static Radial Load Rating: 4270 pounds
Thread Diameter: 0.312 inches nominal
Thread Quantity Per Inch: 24
Hardness Rating: 32.0 rockwell c minimum rod end body
Hardness Rating: 55.0 rockwell c minimum inner member
Special Features: race type construction optional,requires magnetic or penetrant inspection as applicable,nas 559 keyway in shank
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 rod end body
Material: steel corrosion resisting race insert
Surface Treatment: cadmium rod end body
Style Designator: ball type
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-127-8908	No Name Available	08/01/2007

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
12K3253-7	Rod End Plain Bearing
177037	Rod End Plain Bearing
ADNE4-55	Rod End Plain Bearing
ART4E20	Rod End Plain Bearing
C631-4	Rod End Plain Bearing
DREM-4-187-1	Rod End Plain Bearing
DREM4-187	Rod End Plain Bearing
FFM4H	Rod End Plain Bearing
MKR-4DA	Rod End Plain Bearing
MKV4DA	Rod End Plain Bearing
TFM4H	Rod End Plain Bearing
TFM4K	Rod End Plain Bearing
TFM4W	Rod End Plain Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-00-998-5055?

The FSCG of the NSN 3120-00-998-5055 is 3120

Does the NSN 3120-00-998-5055 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-00-998-5055 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3120-00-998-5055 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-998-5055 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3120-00-998-5055 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Mon, Dec 4, 1967