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LWB22D-5-18

View detailed technical data, stock status, and sourcing information for: LWB22D-5-18

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LWB22D-5-18
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-01-137-1788
Item Name Code
15903
Assigment Date
08/22/1982 (43 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

double hexagon w/hole head style, 1.590 inches minimum and 1.620 inches maximum fastener length, 3a thread class, 0.455 inches minimum and 0.505 inches maximum thread length, right-hand thread direction

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
0.455 inches minimum and 0.505 inches maximum
Fastener Length
1.590 inches minimum and 1.620 inches maximum
Head Style
double hexagon w/hole
Head Height
0.338 inches minimum and 0.358 inches maximum
Width Between Flats
0.367 inches minimum and 0.376 inches maximum
Extended Washer Diameter
0.521 inches minimum and 0.531 inches maximum
Extended Washer Thickness
0.082 inches nominal
Grip Diameter
0.3110 inches minimum and 0.3120 inches maximum
Nominal Thread Diameter
0.312 inches
Grip Length
1.115 inches minimum and 1.135 inches maximum
Thread Quantity Per Inch
24
Minimum Tensile Strength
220000 pounds per square inch
Hardness Rating
46.0 rockwell c minimum and 50.0 rockwell c maximum overall
Surface Finish
32.0 microinches bearing surface of head
Surface Finish
32.0 microinches grip
Material
steel comp h11 overall
Material Document And Classification
ams 6487 assn std single material response overall
Surface Treatment
cadmium or cadmium and chromate overall
Surface Treatment Document And Classification
nas 672 assn std 1st treatment response or mil-c-8837 type 2 class 2 mil spec 2nd treatment response overall
Thread Series Designator
unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-00-958-9864 No Name Available 05/23/2012

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
AIC515-5-18 Shear Bolt
BM3315-5-18 Shear Bolt
GB511W5-18 Shear Bolt
H381-5-18 Shear Bolt
LWB22-5-18 Shear Bolt
LWB22D-5-18 Shear Bolt
LWB22Y-5-18 Shear Bolt
PB1079-5-18 Shear Bolt
VEP220121-5F18 Shear Bolt
VEP220121-5V18 Shear Bolt
VS3070F5-18 Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-137-1788?
The FSCG of the NSN 5306-01-137-1788 is 5306
Does the NSN 5306-01-137-1788 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-137-1788 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 5306-01-137-1788 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-01-137-1788 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 5306-01-137-1788 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Sun, Aug 22, 1982

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