LS35272-05

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LS35272-05
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-069-2740
Item Name Code
29730
Assigment Date
12/12/1978 (47 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

0.198 inches minimum and 0.202 inches maximum nut counterbore diameter, 0.288 inches minimum and 0.292 inches maximum washer outside diameter, 3b thread class, right-hand thread direction, prevailing torque all metal design locking feature

Product Characteristics

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

Thread Class
3b
Thread Direction
right-hand
Locking Feature
prevailing torque all metal design
Washer Outside Diameter
0.288 inches minimum and 0.292 inches maximum
Counterbore Diameter
0.198 inches minimum and 0.202 inches maximum nut
Lubrication
dry film lubricant
Overall Height
0.270 inches maximum
Nut Style
hexagon
Nut Counterbore Depth
0.102 inches minimum and 0.112 inches maximum nut
Width Across Flats
0.212 inches minimum and 0.220 inches maximum
Temp Rating
212.0 fahrenheit maximum
Thread Series
unjc
Thread Quantity Per Inch
32
Nominal Thread Size
0.164 inches
Special Features
dyed red
Material
aluminum alloy 7075 overall
Material Document And Classification
qq-a-225/9,t73 fed spec single material response overall
Surface Treatment
anodize overall
Surface Treatment Document And Classification
mil-a-8625 mil spec single treatment response overall

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
BH00534-08 Extended Washer Self-Locking Nut
KFN600-08 Extended Washer Self-Locking Nut
LS35272-05 Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-069-2740?
The FSCG of the NSN 5310-01-069-2740 is 5310
Does the NSN 5310-01-069-2740 have a Schedule B code assigned?
Yes, the Schedule B code is 7616995195
Does NSN 5310-01-069-2740 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 5310-01-069-2740 contain precious materials?
Precious metal content is unknown
Does NSN 5310-01-069-2740 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 5310-01-069-2740 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Tue, Dec 12, 1978

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