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Blind Rivet

Model / MPN: ST25D31-19-4 | NSN: 5320-00-446-1612
ITAR Registered seal

An item consisting of two or more of the following components: stem, rivet body, sleeve, expander, bolt, and collar. It is a headed fastening device with the shank designed to be expanded by means of a separate or integral stem or mandrel, or bolt and expander. It is designed to be installed or expanded from one side only. Excludes nut, blind assembly.

Product Details
NATO Stock Number
5320-00-446-1612
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Head Style
Flush (flat) countersunk (included angle - less than 135 degrees w or w/o chamfer)
Shank Diameter
Between 0.255 inches and 0.257 inches
Shank Style
Blind rivet, nut and bolt (assembly)
Head Major Diameter
Between 0.312 inches and 0.317 inches
Expansion Device
Threaded sleeve
Grip Length
0.250 inches
Thready Qty Per Inch (tpi)
32
Thread Size
0.164 inches
Countersink Angle
Between 98.0 degrees and 101.0 degrees
Material
Steel comp 431 expander
Material
Steel comp 305 sleeve
Material Specification
Mil-s18732 military specification single material response expander
Material Specification
Qq-s-763 federal specification single material response sleeve
Surface Treatment
Cadmium expander
Surface Treatment Specification
Qq-p-416, type 1, cl 3 federal specification single treatment response expander
Thread Series Designator
Unjc
ST25D31 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E916T0684 Riv Et, Blind 4 EA 10/26/2015
SPE5E917TA793 Rivet, Blind 4 EA 08/23/2017
SPE5E919T0640 Rivet, Blind 4 EA 10/25/2018
SPE5E919T0798 Rivet, Blind 2 EA 10/30/2018
SPE5E919T007L Rivet, Blind 2 EA 09/19/2019

Pricing and Availability

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ST25D31-19-4 Cross Reference
  • BN360-832-4