MS51920-10-2

View detailed technical data, stock status, and sourcing information for: MS51920-10-2

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MS51920-10-2
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5330 Packing and Gasket Materials
National Stock Number
5330-01-189-5887
Item Name Code
04214
Assigment Date
09/17/1984 (41 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

1.250 inches nominal accommodated shaft diameter, 0.079 inches minimum and 0.109 inches maximum seal width, angular sealing element style, recessed case style, 1.500 inches nominal housing bore diameter

Product Characteristics

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

Accommodated Shaft Diameter
1.250 inches nominal
Seal Width
0.079 inches minimum and 0.109 inches maximum
Case Style
recessed
Housing Bore Diameter
1.500 inches nominal
Sealing Element Style
angular
Material
rubber synthetic sealing element
Material
steel case
Surface Treatment
cadmium and chromate and zinc case
Surface Treatment Document And Classification
qq-p-416,cl 2 fed spec 1st treatment response and qq-p-416,cl 2 fed spec 2nd treatment response and qq-z-325,cl 2 fed spec 2nd treatment response and qq-z-325,cl 2 fed spec 3rd treatment response case

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
MS51920-10-2 Plain Encased Seal

FAQs

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

What is the FSCG of the NSN 5330-01-189-5887?
The FSCG of the NSN 5330-01-189-5887 is 5330
Does the NSN 5330-01-189-5887 have a Schedule B code assigned?
Yes, the Schedule B code is 8484200000
Does NSN 5330-01-189-5887 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 5330-01-189-5887 contain precious materials?
Precious metal content is unknown
Does NSN 5330-01-189-5887 contain hazardous materials?
Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.
When the NSN 5330-01-189-5887 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Mon, Sep 17, 1984

Professional Distribution

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Material 7
New Surplus 1
Total 8
Availability of this item was last updated on: 06/17/2026 02:06 AM EDT. Stock levels and pricing are subject to change.

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