Aerospace Hardware Store

Aerospace

Hardware

321-E Drain Cock

4820-00-844-6744

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

Request for Quote

Send us a request for quote using the form below. Our team will promptly provide you with the latest pricing and availability details.

AS9120 ISO9001 Aviation Suppliers Association Global Shipping

Featured Parts

0730.103.063
5365-01-656-9335
Shim
0730 104 423
5365-01-214-0076
Ring Spacer
0730 105 046
5330-01-211-7037
Wiper Ring
0730 105 104
5365-01-213-8733
Ring Spacer
0730 105 105
5365-01-214-0074
Ring Spacer
0730 105 106
5365-01-214-0075
Ring Spacer
0730 105 107
5365-01-214-0077
Ring Spacer
0730 105 109
5365-01-217-5409
Ring Spacer

Need Assistance?

Our catalog is extensive, but we understand that sometimes specific needs might not be immediately available. If you could not find the exact products you were searching for, we are here to help!

Contact us directly, and our team will assist you in finding the perfect solution for your requirements.

Contact Us

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping

Official Item Classification

Name
Drain Cock
Part Number
321-E
(NSN) National Stock Number
4820-00-844-6744
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
16988
(FIIG) Federal Item Identification Guide
A530C0
Date
12/30/1966 (59 years ago)

right-hand all ends thread direction, threaded external pipe 1st end connection type, plug flow control device, plain (pipe) 1st end connection style, manual valve operation method

Specs & Compatibility

Thread Direction

right-hand all ends

Flow Control Device

plug

Connection Style

plain (pipe) 1st end

Valve Operation Method

manual

Connection Type

threaded external pipe 1st end

Maximum Operating Pressure

150.0 pounds per square inch single response

Nominal Thread Size

0.250 inches all ends

Material

copper alloy body

Style Designator

straight thru

Thread Series Designator

npt all ends

Replacement For

Part Number Description
4820-01-169-7580 No Name Available 06/01/1988

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

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

Hazardous Metals Indicator
N

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

Pseudo Item Name Code

0016988

Related Hardware Products

Part Number Description
0251162-1/4IN. Drain Cock
0604-2 Drain Cock
0604-4 Drain Cock
109-00511 Drain Cock
12815 Drain Cock
20169-04 Drain Cock
321-E Drain Cock
321E Drain Cock
545-4 Drain Cock
D-5 Drain Cock

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-844-6744?
The FSCG of the NSN 4820-00-844-6744 is 4820
Does the NSN 4820-00-844-6744 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-844-6744 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 4820-00-844-6744 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-844-6744 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 4820-00-844-6744 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Fri, Dec 30, 1966