FastenerhubNAS / MS / AN — specs · drawings · cross-references

MS21042L08

Nut, Self-Locking, Reduced Hex, 8-32, Alloy Steel, Dry Film Lube

Replaces AN363.

Nut — MS21042L08Engineering drawing of MS21042L08, built to MS21042.ABCTOPSIDE
AAcross flats0.250" A/F
BHeight0.168"
CThread8-32

Simplified nut representation, drawn to scale from the listed catalog dimensions — not the exact profile of this part's standard.

Where to Buy

SupplierPriceAvailabilityUpdated
Bisco Industries
AS9100DAS9120B
$1.35/ EAAvailable to order17 hours agoView product ↗
Inter-First
AS9120BISO 9001:2015
—Contact supplier17 hours agoRequest quote ↗

Only AS9100-series certified suppliers are listed, so every source here can provide lot traceability. “Available to order” means the supplier will accept an order — it does not confirm shelf stock. Quote-only listings require supplier confirmation of price and availability. Prices are the supplier's own as of the time shown and may have changed since; the supplier's page is authoritative.

Technical Specifications

Categorynut
Thread size8-32
Thread class3B
Threads per inch32
Thread diameter0.164"
Head diameter / across flats0.25"
Head height0.168"
MaterialAlloy Steel
FinishDry Film Lubricant
Head styleReduced Hex
Drive typeExternal Wrenching
Tensile strength160 ksi
Max Temp F450
Locking FeatureAll-metal, deformed thread

Standards & Cross-References

  • Defined byMS21042Nut, Self-Locking, Reduced Hexagon, Reduced Height, Ring Base
  • SupersedesAN363Nut, Self-Locking, High Temperature (superseded by MS21042)superseded