Valve Seat

LL1307

LL1307
(NSN) National Stock Number
4820-00-623-9078
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
22113
Schedule B Code
8481909090
Summary

3.365 inches nominal flange diameter, 3.250 inches nominal body outside diameter, 2.625 inches nominal body inside diameter, kidd class ddg, spruance class dd (963), t-akr 310 class, ticonderoga class cg (47), oliver perry class ffg, whidbey island class lsd, virginia class cgn (41), bob hope class t-akr 300, arleigh burke class ddg. end item identification, 0.282 inches nominal flange seat to disk end height, 1.083 inches nominal under flange height

DAC HCC DMIL RNCC
A - - D
RNVC SADC MSDS RNAAC
9 - - ZZ
Identification

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

INC FIIG Concept Condition
22113 A15500 - 2
Specifications
Flange Diameter
3.365 inches nominal
Details The length of a straight line which passes through the center of a flange,and terminates at the circumference.
Body Outside Diameter
3.250 inches nominal
Details The length of a straight line which passes through the center of the body,and terminates at the outside circumference.
Body Inside Diameter
2.625 inches nominal
Details The length of a straight line which passes through the center of a body,and terminates at the inside circumference.
End Item Identification
kidd class ddg, spruance class dd (963), t-akr 310 class, ticonderoga class cg (47), oliver perry class ffg, whidbey island class lsd, virginia class cgn (41), bob hope class t-akr 300, arleigh burke class ddg.
Details The national stock number or the identification information of the end equipment for which the item is a part.
Flange Seat To Disk End Height
0.282 inches nominal
Details None.
Under Flange Height
1.083 inches nominal
Details None.
Seat Angle In Deg
45.000 nominal
Details The angle of the end surface upon which the mated surface seats,expressed in degrees.
Seating Surface Shape
angular
Details The physical configuration of the surface of the seat.
Criticality Code Justification
feat
Details The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.
Special Features
weapon system essential
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
plain flanged
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
1534-2 44674 5 - 3 2 - ZZ
01534-03 55107 E - 3 9 - ZZ
1534-2 55107 6 - C 1 - ZZ
LL1307 ITEM 3 55107 A - 5 9 - ZZ
1534-2 24785 5 - 5 9 - AX
LL701PC3 24785 5 - 5 9 - AX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
29300 - W -
RVC WCC TCC SHC
- 576 Z 9

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
Manufacturer
OLMSTED PRODUCTS COMPANY LLC
CAGE: 55107
TRAVERSE CITY , MI , 49686-8751
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 4820-00-623-9078
What is the NIIN of the NSN 4820-00-623-9078?
The National Item Identification Number (NIIN) of the NSN 4820-00-623-9078 is 00-623-9078
When the NSN 4820-00-623-9078 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Mon, Mar 3, 1975
Does the NSN 4820-00-623-9078 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-623-9078 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We are a trusted provider of milspec and aerospace hardware, offering high-quality consumables and parts. With a commitment to excellence, we guarantee reliable and fast delivery through our network of logistics centers. Our mission is to support the aerospace industry with precision and efficiency.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2025 Aerospace Hardware Store, Inc. All rights reserved.
Made in USA