122897-4-20

View detailed technical data, stock status, and sourcing information for: 122897-4-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-197-9342

Item Name Code

15903

Assigment Date

12/31/1984 (41 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

1.703 inches minimum and 1.733 inches maximum fastener length, right-hand thread direction, spline extended washer head style, 3a thread class, 0.443 inches minimum and 0.493 inches maximum thread length

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: 0.443 inches minimum and 0.493 inches maximum
Fastener Length: 1.703 inches minimum and 1.733 inches maximum
Head Style: spline extended washer
Head Height: 0.194 inches minimum and 0.234 inches maximum
Extended Washer Diameter: 0.460 inches minimum and 0.470 inches maximum
Extended Washer Thickness: 0.026 inches minimum and 0.046 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Head Minor Diameter: 0.318 inches minimum and 0.324 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.240 inches minimum and 1.260 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 220000 pounds per square inch
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf

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VS3190-4-20	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-197-9342?

The FSCG of the NSN 5306-01-197-9342 is 5306

Does the NSN 5306-01-197-9342 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-197-9342 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 5306-01-197-9342 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-197-9342 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 5306-01-197-9342 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Dec 31, 1984