Bearing Unit Housing

NSN: 3130-00-176-1234 | Model: 204-040-423-7

A single or multiple piece item without ball, plain or roller bearin (s) . It is designed to meet various or specific conditions of mounting. For items with bearings, see bearing unit, ball; bearing unit, plain; and bearing unit, roller.

NSN Properties and Flags

NATO Stock Number

3130-00-176-1234

DEMIL

Bolt Circle Diameter

4.2080 inches

Flange Thickness

0.3120 inches

Mounting Hole Diameter

Between 0.3430 inches and 0.3500 inches

Bore Diameter

Between 2.8340 inches and 2.8344 inches

Overall Outside Diameter

4.9680 inches

Housing Diameter

4.2500 inches

Housing Height

4.5880 inches

Housing Length

Between 2.1840 inches and 2.1940 inches

Lubrication Fitting Type

Self lubricated

Shaft End Type

Open

Height From Bottom Of Base To Bore Centerline

2.4880 inches

Special Features

Liner installed in right id, left id threaded w/3-16 un class 3b threads 0.530 in. Lg 0.384 in. From left end, six equally spaced threaded mounting holes on flange, three w/5/16-18 unc-28 threads and three w/4-40 un-28 thredds on 4.2080 in. Bolt circle diameter to secure steel reinforcing plate no. 204-040-180-3

Style Designator

Flange block

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 3130-00-176-1234 Datasheet

Supply Class (FSC):

Mounted Bearings

Cross Reference:

204-040-423-7

Cage Codes:

Bell Helicopter Textron Inc. (CAGE 97499)

Schedule B & Trade:

Schedule B: 8482991050 (NAICS 332991)

Parts, except inner and outer races, for ball bearings, (including ball bearings with integral shafts)
SITC: 74699

Parts of ball and roller bearings, n.E.S.
End Use: 21180

Industrial machines, other

Identification:

HMIC

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

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

114820 - Bearings/bushings noi ball/roller
WCC:

742 - Bearings
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
LCL:

P - 77.5
LTL:

P - 77.5
ACC:

V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
TCC:

Z - No special type of cargo code applicable

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 3130-00-176-1234 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Brazil, and Spain
What is the NIIN of NSN 3130-00-176-1234?
001761234 or 00-176-1234
Does NSN 3130-00-176-1234 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3130-00-176-1234?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Nov 05, 1969