4320-00-916-3999

Find complete technical information, availability, and procurement data for: 4320-00-916-3999
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-916-3999

Item Name Code

61082

Assigment Date

07/13/1966 (60 years ago)

A combination of items used in sealing various rotary shaft equipment. It may include items such as bellows, disk, drive ring, flexible diaphragm, mating ring, o-ring, retainer, seat, sleeve, washer, and the like. Excludes:seal,plain encased.

2.3750 inches nominal body outside diameter, 1.6280 inches nominal interior flange hole diameter, 3.3500 inches nominal interior flange left end to centerline distance, 3.8750 inches nominal overall length, 1.8270 inches nominal body inside diameter

Product Characteristics

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

Overall Length: 3.8750 inches nominal
Body Outside Diameter: 2.3750 inches nominal
Body Inside Diameter: 1.8270 inches nominal
Interior Flange Hole Diameter: 1.6280 inches nominal
Interior Flange Left End To Centerline Distance: 3.3500 inches nominal
Interior Flange Width: 0.1980 inches nominal
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Surface Finish: 125.0 microinches outside diameter surface of body
Surface Finish: 32.0 microinches inside diameter surface of body
Keyway Dimension: 0.1880 inches nominal internal keyway length
Keyway Dimension: 0.2510 inches nominal internal keyway depth
Material: nickel alloy k-500 overall
Material Document And Classification: qq-n-286 fed spec single material response overall
Style Designator: solid, plain, no outside flanges

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
Y-249323	Pump Shaft Sleeve
Y187S8EX1	Pump Shaft Sleeve
Y249323	Pump Shaft Sleeve

FAQs

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

What is the FSCG of the NSN 4320-00-916-3999?

The FSCG of the NSN 4320-00-916-3999 is 4320

Does the NSN 4320-00-916-3999 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-916-3999 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 4320-00-916-3999 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-916-3999 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 4320-00-916-3999 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Jul 13, 1966