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BACB30LP4-8 Close Tolerance Screw

5305-01-057-4279

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Official Item Classification

Nombre
Close Tolerance Screw
Número de Parte
BACB30LP4-8
(NSN) Número de stock nacional
5305-01-057-4279
(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
03/13/1978 (hace 48 años)

0.910 inches minimum and 0.940 inches maximum fastener length, 3a thread class, 0.400 inches minimum and 0.450 inches maximum thread length, flat countersunk head style, right-hand thread direction

Specs & Compatibility

Clase de rosca

3a

Dirección de la rosca

right-hand

Longitud de la rosca

0.400 inches minimum and 0.450 inches maximum

Longitud del sujetador

0.910 inches minimum and 0.940 inches maximum

Estilo de cabeza

flat countersunk

Diámetro de la cabeza

0.455 inches minimum and 0.510 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

0.490 inches minimum and 0.510 inches maximum

Cantidad de hilo por pulgada

28

Ángulo de avellanado

100.0 degrees nominal

Acabado superficial

32.0 microinches bearing surface of head

Acabado superficial

32.0 microinches threads

Material

iron alloy 660 overall

Tratamiento superficial

cadmium and chromate overall

Documento y clasificación de tratamiento de superficies

qq-p-416,type 2,class 3 fed spec single treatment response overall

Designador de serie de roscas

unjf

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0029294

Related Hardware Products

Número de Parte Descripción
BACB30LP4-8 Close Tolerance Screw

Preguntas frecuentes

What is the FSCG of the NSN 5305-01-057-4279?
The FSCG of the NSN 5305-01-057-4279 is 5305
Does the NSN 5305-01-057-4279 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-057-4279 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 5305-01-057-4279 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-057-4279 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 5305-01-057-4279 was assigned to the Federal Catalog?
It was assigned hace 48 años, on Mon, Mar 13, 1978