Aerospace Hardware Store

Aerospace

Hardware

4820-01-157-6433

Stem Disc Assembly

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

1101-534
5305-00-144-7949
Socket Head Cap Screw
1101-580-AW
4820-01-010-5013
Angle Valve
1101-6
4730-00-777-5230
Hose Coupling Nut
1101-6D
4730-00-401-3142
Hose Coupling Nut
1101-9155
5360-00-917-3581
Return Spring
1101-9164
3020-00-121-0534
Ratchet Gear
1101-9306
5360-00-917-3582
Torsion Helical Spring
1101-A
4730-00-486-8212
Tube Reducer

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
Stem Disc Assembly
(NSN) National Stock Number
4820-01-157-6433
(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
07/09/1983 (43 years ago)

material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications reference number differentiating characteristics, zzzy criticality code justification

Specs & Compatibility

Criticality Code Justification

zzzy

Reference Number Differentiating Characteristics

material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
C

The item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).

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

1572069

Related Hardware Products

Part Number Description
803-1385541-04X-21 Stem Disc Assembly

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-157-6433?
The FSCG of the NSN 4820-01-157-6433 is 4820
Does the NSN 4820-01-157-6433 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-157-6433 require demilitarization?
Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).
Does NSN 4820-01-157-6433 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-157-6433 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 4820-01-157-6433 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Sat, Jul 9, 1983