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NSN 2R2634

Pressure and Temper Relief Valve

threaded external tube first end connection type, 2 end connection quantity, flared first end style designator, right-hand first end thread direction, straight thru body style.

NSN 4820-01-268-4076 Datasheet

(NSN) National Stock Number
4820-01-268-4076
(FSG) Federal Supply Group
48 - Valves
(FSC) Federal Supply Classification
4820 - Nonpowered Valves
(NIIN) National Item Identification Number
01-268-4076
Requires Demilitarization
Yes
(INC) Item Name Code
16996
Date
Sun, Nov 29, 1987
Schedule B Code
8481400000
Body Style
straight thru
End Connection Quantity
2
First End Connection Type
threaded external tube
First End Style Designator
flared
First End Thread Direction
right-hand
First End Thread Class
3a
First End Thread Series Designator
npt
First End Nominal Thread Size
1.312 inches
First End Outside Diameter Tube Accommodated
1.000 inches nominal
First End Seat Angle In Deg
37.0
First End Seat Radius
0.031 inches nominal
Flow Control Device
poppet
Material
aluminum alloy 2024 body
Material
aluminum alloy 2024 location not otherwise specified
Second End Relationship With First End
identical
Surface Treatment Document And Classification
mil-a-8625 mil spec single treatment response outside
Surface Treatment
anodize outside
Temp Adjustability
not adjustable
Temp Control Device Type
thermostatic

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
0016996

Cross Reference

CAGE Codes

99240
Crissair Inc Div Esco Technologies
U.s./canadian manufacturers
95105
Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems
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
P - 77.5
National Motor Freight Class Rating
P - 77.5
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
64490
Water Commodity
594 - Pumps and parts, (machinery and parts),(less than 35 feet)
National Motor Freight Classification Item Number
127220

Schedule B & Trade

Schedule B
8481-40-0000
Description
safety or relief valves
End Use
21180 - Industrial machines, other
Unit of Quantity
NO
USDA
Yes
(SITC) Standard International Trade Classification
74740
(NAICS) North American Industrial Classification System
332911

Questions & Answers

  1. What is the FSCG of the NSN 4820-01-268-4076?

    The FSCG of the NSN 4820-01-268-4076 is 4820

  2. Does the NSN 4820-01-268-4076 have a Schedule B code assigned?

    Yes, the Schedule B code is 8481400000

  3. Does NSN 4820-01-268-4076 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 4820-01-268-4076 contain precious materials?

    Item does not contain precious metal.

  5. Does NSN 4820-01-268-4076 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 4820-01-268-4076 was assigned to the Federal Catalog?

    It was assigned 38 years ago, on Sun, Nov 29, 1987

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