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NSN 3173-059

Valve Seat

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

0.171 inches nominal body inside diameter, hardness rating, 0.327 inches nominal body outside diameter, 0.358 inches nominal flange diameter, 0.190 inches nominal flange seat to disk end height.

NSN 4820-00-295-9358 Datasheet

(NSN) National Stock Number
4820-00-295-9358
(FSG) Federal Supply Group
48 - Valves
(FSC) Federal Supply Classification
4820 - Nonpowered Valves
(NIIN) National Item Identification Number
00-295-9358
Requires Demilitarization
Yes
(INC) Item Name Code
22113
Date
Fri, Sep 28, 1973
Schedule B Code
8481909090
Body Inside Diameter
0.171 inches nominal
Body Outside Diameter
0.327 inches nominal
Flange Diameter
0.358 inches nominal
Flange Seat To Disk End Height
0.190 inches nominal
Hardness Rating
Material
unable to decode
Seating Surface Shape
flat
Style Designator
plain flanged
Surface Treatment
unable to decode
Under Flange Height
0.255 inches nominal

Identification

Demilitarization Code
Q - "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)"
Precious Metals Indicator
U - Precious metal content is unknown
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
0022113

Cross Reference

CAGE Codes

60029
Woodward Hrt, Inc. Dba Woodward Hrt Inc
U.s./canadian manufacturers
81873
Woodward Hrt Inc
U.s./canadian manufacturers

Freight Information

Air Commodity
VZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Less than Carload Rating
S - 60.0
National Motor Freight Class Rating
W - Rating variable
Special Handling
Z - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
29300
Water Commodity
594 - Pumps and parts, (machinery and parts),(less than 35 feet)
National Motor Freight Classification Item Number
051080

Schedule B & Trade

Schedule B
8481-90-9090
Description
parts of taps, cocks, valves and similar appliances, nesoi
End Use
21180 - Industrial machines, other
Unit of Quantity
KG
USDA
Yes
(SITC) Standard International Trade Classification
74790
(NAICS) North American Industrial Classification System
332911

Questions & Answers

  1. What is the FSCG of the NSN 4820-00-295-9358?

    The FSCG of the NSN 4820-00-295-9358 is 4820

  2. Does the NSN 4820-00-295-9358 have a Schedule B code assigned?

    Yes, the Schedule B code is 8481909090

  3. Does NSN 4820-00-295-9358 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)"

  4. Does NSN 4820-00-295-9358 contain precious materials?

    Precious metal content is unknown

  5. Does NSN 4820-00-295-9358 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.

  6. When the NSN 4820-00-295-9358 was assigned to the Federal Catalog?

    It was assigned 53 years ago, on Fri, Sep 28, 1973

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