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HT239PB4-4 Close Tolerance Screw

5305-00-151-6968

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Official Item Classification

Nombre
Close Tolerance Screw
Número de Parte
HT239PB4-4
(NSN) Número de stock nacional
5305-00-151-6968
(FSG) Grupo de suministro federal
53 Hardware and Abrasives
(FSC) Clasificación Federal de Suministros
5305 Tornillos
(INC) Código de nombre del artículo
29294
(FIIG) Guía Federal de Identificación de Artículos
A003B0
Fecha
11/06/1970 (hace 55 años)

3a thread class, 0.296 inches minimum and 0.336 inches maximum thread length, 0.556 inches minimum and 0.576 inches maximum fastener length, right-hand thread direction, flat countersunk head style

Specs & Compatibility

Clase de rosca

3a

Dirección de la rosca

right-hand

Longitud de la rosca

0.296 inches minimum and 0.336 inches maximum

Longitud del sujetador

0.556 inches minimum and 0.576 inches maximum

Estilo de cabeza

flat countersunk

Diámetro de la cabeza

0.390 inches minimum and 0.395 inches maximum

Diámetro de la empuñadura

0.2485 inches minimum and 0.2495 inches maximum

Estilo de unidad interna

high-torque

Diámetro nominal de la rosca

0.250 inches

Longitud de la empuñadura

0.240 inches minimum and 0.260 inches maximum

Cantidad de hilo por pulgada

28

Resistencia mínima a la tracción

160000 pounds per square inch

Clasificación de dureza

36.0 rockwell c minimum and 40.0 rockwell c maximum overall

Ángulo de avellanado

99.0 degrees minimum and 101.0 degrees maximum

Acabado superficial

63.0 microinches grip

Material

steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4130 overall

Material, Documento Y Clasificación

mil-s-5626 mil spec 1st material response or mil-s-5400 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response or mil-s-6758 mil spec 6th material response overall

Tratamiento superficial

cadmium and chromate overall

Documento y clasificación de tratamiento de superficies

qq-p-416,ty 2 cl 3 fed spec single treatment response overall

Designador de serie de roscas

unf

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

0029294

Related Hardware Products

Número de Parte Descripción
HT239PB4-4 Close Tolerance Screw

Preguntas frecuentes

What is the FSCG of the NSN 5305-00-151-6968?
The FSCG of the NSN 5305-00-151-6968 is 5305
Does the NSN 5305-00-151-6968 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-151-6968 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 5305-00-151-6968 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-151-6968 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 5305-00-151-6968 was assigned to the Federal Catalog?
It was assigned hace 55 años, on Fri, Nov 6, 1970