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5305-01-591-0047

Find complete technical information, availability, and procurement data for: 5305-01-591-0047

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5305-01-591-0047
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-591-0047
Item Name Code
29294
Assigment Date
01/06/2011 (15 years ago)

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes:regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

1.767 inches minimum and 1.797 inches maximum fastener length, right-hand thread direction, 0.469 inches nominal thread length, 3a thread class, fillister countersunk head style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.469 inches nominal
Fastener Length
1.767 inches minimum and 1.797 inches maximum
Head Style
fillister countersunk
Head Diameter
0.390 inches minimum and 0.395 inches maximum
Head Height
0.015 inches maximum
Grip Diameter
0.249 inches minimum and 0.250 inches maximum
Point Length
0.045 inches nominal
Point Style
flat
Internal Drive Style
high-torque
Nominal Thread Diameter
0.250 inches
Grip Length
1.313 inches nominal
Thread Quantity Per Inch
28
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Point Chamfer Angle
45.0 degrees nominal
Part Name Assigned By Controlling Agency
screw, close tolerance, 100 deg countersunk, reduced head, hi-torque, non-magnetic cres (125 ksi fsu)
Special Features
head has a 1.40 degree radius dome
Material
nickel alloy 718 overall
Material Document And Classification
ams 5662 assn std single material response overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
ams 2700, method 1 assn std single treatment response overall
Thread Series Designator
unjf

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Part Number Name
11923-4-21 Close Tolerance Screw
HT4027-4-21 Close Tolerance Screw
ST3M557-4-21 Close Tolerance Screw
ST3M557-421 Close Tolerance Screw
ST3M668-4-21 Close Tolerance Screw
WC4027-4-21 Close Tolerance Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-01-591-0047?
The FSCG of the NSN 5305-01-591-0047 is 5305
Does the NSN 5305-01-591-0047 have a Schedule B code assigned?
Yes, the Schedule B code is 7508900000
Does NSN 5305-01-591-0047 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 5305-01-591-0047 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-591-0047 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 5305-01-591-0047 was assigned to the Federal Catalog?
It was assigned 15 years ago, on Thu, Jan 6, 2011

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