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4820-01-128-2257

Safety Relief Valve

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Προτεινόμενα μέρη

20861-001 FIND 3
5340-01-370-6857
Helical Compression Spr Retainer
20861-001 FIND 5
5330-01-370-7643
Packing Retainer
20861-001 FIND 7
4820-01-371-2528
Valve Cap
20861-001 FIND 8
4820-01-371-2529
Valve Cap
20861-001 FIND 9
4730-01-370-5537
Fluid Flow Restrictor
20861-1010
4820-01-371-2529
Valve Cap
20861-1030
4730-01-370-5537
Fluid Flow Restrictor
20861-1040
5360-01-372-9286
Compression Helical Spring

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Official Item Classification

Ονομα
Safety Relief Valve
(NSN) Εθνικός αριθμός αποθέματος
4820-01-128-2257
(FSG) Ομοσπονδιακή ομάδα εφοδιασμού
48 Valves
(FSC) Ομοσπονδιακή Ταξινόμηση Εφοδιασμού
4820 Μη μηχανοκίνητες βαλβίδες
(INC) Κωδικός ονόματος αντικειμένου
05488
(FIIG) Οδηγός Ομοσπονδιακής Αναγνώρισης Αντικειμένων
A046B0
Ημερομηνία
03/18/1982 (πριν 44 χρόνια)

spring disk loading method, inside spring bonnet type, bolted bonnet attachment method, disk flow control device, 150.0 fahrenheit single response maximum operating temp

Specs & Compatibility

Συσκευή ελέγχου ροής

disk

Τύπος Bonnet

inside spring

Μέθοδος συνημμένου Bonnet

bolted

Μέθοδος φόρτωσης δίσκου

spring

Μέγιστη θερμοκρασία λειτουργίας

150.0 fahrenheit single response

Στυλ σύνδεσης

socket with brazing ring (tube) all ends

Λειτουργία βαλβίδων Μέθοδος

automatic

Τύπος σύνδεσης

unthreaded internal tube all ends

Ρυθμιζόμενο εύρος πίεσης

+25.0 to 29.0 pounds per square inch

Μέγιστη πίεση λειτουργίας

400.0 pounds per square inch single response

Ονομαστικός εξωτερικός σωλήνας διαμέτρου

1.500 inches all ends

Υλικό

copper alloy body

Υλικό

copper alloy flow control device

Υλικό

copper alloy seat

Υλικό

copper alloy stem

Υλικό

rubber butadiene-acrylonitrile class nbr packing

Υλικό Έγγραφο και Ταξινόμηση

qq-b-637 fed spec single material response stem

Υλικό Έγγραφο και Ταξινόμηση

qq-c-390,alloy d4/d/ fed spec single material response flow control device

Υλικό Έγγραφο και Ταξινόμηση

qq-c-390,alloy d4/d/ fed spec single material response seat

Υλικό Έγγραφο και Ταξινόμηση

qq-c-390,alloy dr/d/ fed spec single material response body

Μέσα για τα οποία σχεδιάστηκε

air 1st response

Μέσα για τα οποία σχεδιάστηκε

water, salt 2nd response

Προσδιοριστής στυλ

angle

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

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

0005488

Related Hardware Products

Αριθμός εξαρτήματος Περιγραφή
3,305,277 Safety Relief Valve
E8530E41B Safety Relief Valve

Συχνές ερωτήσεις

What is the FSCG of the NSN 4820-01-128-2257?
The FSCG of the NSN 4820-01-128-2257 is 4820
Does the NSN 4820-01-128-2257 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-128-2257 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.
Does NSN 4820-01-128-2257 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-128-2257 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 4820-01-128-2257 was assigned to the Federal Catalog?
It was assigned πριν 44 χρόνια, on Thu, Mar 18, 1982