31HCS12PC21

View detailed technical data, stock status, and sourcing information for: 31HCS12PC21
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-898-8971

Item Name Code

61082

Assigment Date

01/01/1962 (64 years ago)

1.5010 inches minimum and 1.5020 inches maximum body inside diameter, 4.3125 inches minimum and 4.3130 inches maximum overall length, grooved circular lubricant accommodation style, 1.8740 inches minimum and 1.8750 inches maximum body outside diameter, square all corners corner shape

Product Characteristics

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

Overall Length: 4.3125 inches minimum and 4.3130 inches maximum
Body Outside Diameter: 1.8740 inches minimum and 1.8750 inches maximum
Body Inside Diameter: 1.5010 inches minimum and 1.5020 inches maximum
Lubricant Accommodation Style: grooved circular
Corner Shape: square all corners
Surface Groove Location And Quantity: 1 internal
Keyway Dimension: 0.2500 inches nominal internal keyway depth
Keyway Dimension: 0.3750 inches nominal internal keyway length
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
31-8-98	Pump Shaft Sleeve
31HCS12PC21	Pump Shaft Sleeve
756-0173-237	Pump Shaft Sleeve

FAQs

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

What is the FSCG of the NSN 4320-00-898-8971?

The FSCG of the NSN 4320-00-898-8971 is 4320

Does the NSN 4320-00-898-8971 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-898-8971 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 4320-00-898-8971 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-898-8971 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 4320-00-898-8971 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962