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40F102D11 Butterfly Flapper

4820-00-083-1237

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Featured Parts

D50-0016 ITEM 18
5305-01-575-2950
Screw Adjusting
D50-0016 ITEM 21
5325-01-574-9235
Retaining Ring
D50-0016 ITEM 26
4730-01-574-9267
Packing Nut
D50-0016 ITEM 4
4820-01-574-8586
Valve Seat
D50-0016 ITEM 9
4820-01-574-8795
Fluid Valve Stem
D50-0016 NOTE 5
4820-01-574-8742
Discassembly
D50-0018 ASSY BXMHH05KMM
4820-01-577-1718
Valvezzanglezrelief
D50-0018 NOTE 6
5330-01-578-8088
Mecha Seal Replacement Parts Kit

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Official Item Classification

Name
Butterfly Flapper
Part Number
40F102D11
(NSN) National Stock Number
4820-00-083-1237
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
77777
(FIIG) Federal Item Identification Guide
A23900
Date
01/01/1963 (63 years ago)

aluminum alloy 6061 t6 qq-a-225/8a,flash hardcoat,2.251 in. min 2.253 in. max dia,0.187 in. min 0.190 in. max thk general characteristics item description

Specs & Compatibility

General Characteristics Item Description

aluminum alloy 6061 t6 qq-a-225/8a,flash hardcoat,2.251 in. min 2.253 in. max dia,0.187 in. min 0.190 in. max thk

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

1238878

Related Hardware Products

Part Number Description
40F102D11 Butterfly Flapper

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-083-1237?
The FSCG of the NSN 4820-00-083-1237 is 4820
Does NSN 4820-00-083-1237 require demilitarization?
"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
Does NSN 4820-00-083-1237 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-083-1237 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 4820-00-083-1237 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963