HL64
View detailed technical data, stock status, and sourcing information for: HL64
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A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
3b thread class, 1.0725 inches minimum and 1.0925 inches maximum fastener length, right-hand thread direction, countersunk w/reverse chamfer head style, 0.077 inches minimum and 0.090 inches maximum head height
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
- Fastener Length
- 1.0725 inches minimum and 1.0925 inches maximum
- Head Style
- countersunk w/reverse chamfer
- Head Height
- 0.077 inches minimum and 0.090 inches maximum
- Width Between Flats
- 0.122 inches minimum and 0.142 inches maximum
- Shank Diameter
- 0.2641 inches minimum and 0.2651 inches maximum
- Shank Style
- pin-rivet, straight, threaded
- Head Major Diameter
- 0.415 inches minimum and 0.440 inches maximum
- Collar Outside Diameter
- 0.408 inches minimum and 0.412 inches maximum
- Collar Overall Height
- 0.532 inches minimum and 0.552 inches maximum
- Lubrication
- cetyl alcohol, spec 305, hi-shear corp
- Collar Inside Diameter
- 0.268 inches minimum and 0.272 inches maximum
- End Item Identification
- 1520-01-475-5179
- Grip Length
- 0.6825 inches minimum and 0.6925 inches maximum
- Width Across Flats
- 0.0947 inches minimum and 0.0967 inches maximum
- Thread Quantity Per Inch
- 28
- Nominal Thread Size
- 0.25 inches
- Shear Strength
- 10490 double pounds per square inch
- Countersink Angle
- 90.0 degrees nominal
- Collar Style
- threaded break off type
- Part Name Assigned By Controlling Agency
- protruding tension head alloy steel,1/64 oversize 1/16 grip variation hi-lok pin anc collar assembly
- Material
- steel bolt
- Material
- steel comp 303 collar
- Material Document And Classification
- alloy steel per ams6415,ams6349 or ams-s-6049 national spec single material response bolt
- Material Document And Classification
- stainless steel per ams5640 national spec single material response collar
- Surface Treatment
- cadmium overall
- Surface Treatment Document And Classification
- qq-p-416,type ii,class 2 fed spec single treatment response overall
- Thread Series Designator
- unjf
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 |
|---|---|
| HL64 | Pin-Rivet |
| HL64PB87-8-11 | Pin-Rivet |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5320-01-607-1521?
Does NSN 5320-01-607-1521 require demilitarization?
Does NSN 5320-01-607-1521 contain precious materials?
Does NSN 5320-01-607-1521 contain hazardous materials?
When the NSN 5320-01-607-1521 was assigned to the Federal Catalog?
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