Model: 3M81-8-4

Blind Rivet

Properties:

Fastener Length
Between 0.366 inches and 0.396 inches
Head Style
Flush (flat) countersunk (included angle - less than 135 degrees w or w/o chamfer)
Shank Diameter
Between 0.258 inches and 0.260 inches
Shank Style
Threaded self-plugging shank w/sleeve
Head Major Diameter
Between 0.499 inches and 0.507 inches
Expansion Device
Serrated stem-type w
Grip Length
Between 0.220 inches and 0.281 inches
Hardness Rating
39.0 rockwell c bolt and 43.0 rockwell c bolt
Hardness Rating
39.0 rockwell c nut and 43.0 rockwell c nut
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Material
Steel comp 4140 bolt or steel comp 8740 bolt or steel comp 4130 bolt
Material
Steel comp 4140 nut or steel comp 8740 nut or steel comp 4130 nut
Material
Steel comp 304 sleeve or steel comp 303f sleeve or steel comp 303 sleeve
Material Specification
Mil-s-5626 military specification 1st material response bolt or mil-s-6049 military specification 2nd material response bolt or mil-s-6758 military specification 3rd material response bolt
Material Specification
Mil-s-5626 military specification 1st material response nut or mil-s-6049 military specification 2nd material response nut or mil-s-6758 military specification 3rd material response nut
Material Specification
Qq-s-763 federal specification 1st material response sleeve or ams 5639 assn standard 1st material response sleeve or ams 5641 assn standard 2nd material response sleeve or astm a582 assn standard 3rd material response sleeve
Surface Treatment
Cadmium bolt and chromate bolt
Surface Treatment
Cadmium nut and chromate nut
Surface Treatment
Cadmium sleeve and chromate sleeve and passivate sleeve
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification 1st treatment response sleeve and qq-p-35 federal specification 2nd treatment response sleeve
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response bolt
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response nut
NSN
5320-00-205-7865
Part Number
3M81-8-4
Description
Rivet,blind
CAGE
76301

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.

Part 3M81-8-4 NSN 5320-00-205-7865

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00864
FIIG:
A040A0
Concept No.:
App. Key:
G
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
106510
UFC:
54760
LTL:
50.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318230000
  • SITC: 69422
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Rivets of iron or steel

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