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NSN 81344E

Flat Valve Diaphragm

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.074 inches nominal material thickness, 3.685 inches nominal bolt circle diameter, 8 bolt hole quantity, 0.250 inches nominal hole diameter, 0.375 inches nominal center hole diameter.

NSN 4820-01-142-3087 Datasheet

(NSN) National Stock Number
4820-01-142-3087
(FSG) Federal Supply Group
48 - Valves
(FSC) Federal Supply Classification
4820 - Nonpowered Valves
(NIIN) National Item Identification Number
01-142-3087
Requires Demilitarization
Yes
(INC) Item Name Code
60396
Date
Sun, Nov 14, 1982
Schedule B Code
8481909090
Bolt Circle Diameter
3.685 inches nominal
Bolt Hole Quantity
8
Center Hole Diameter
0.375 inches nominal
Hole Diameter
0.250 inches nominal
Material Thickness
0.074 inches nominal
Material
rubber
Outside Diameter
1.000 inches nominal
Style Designator
flat

Identification

Demilitarization Code
A - 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.
Precious Metals Indicator
A - Item does not contain precious metal.
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
0060396

Cross Reference

CAGE Codes

86184
Griswold Industries Dba Cla-Val Co
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.
National Motor Freight Class Rating
W - Rating variable
Special Handling
9 - 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 4820-01-142-3087?

    The FSCG of the NSN 4820-01-142-3087 is 4820

  2. Does the NSN 4820-01-142-3087 have a Schedule B code assigned?

    Yes, the Schedule B code is 8481909090

  3. Does NSN 4820-01-142-3087 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.

  4. Does NSN 4820-01-142-3087 contain precious materials?

    Item does not contain precious metal.

  5. Does NSN 4820-01-142-3087 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 4820-01-142-3087 was assigned to the Federal Catalog?

    It was assigned 43 years ago, on Sun, Nov 14, 1982

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