NAS1834 — clearance-hole insert for sandwich panel (countersunk or thru)

Insert, Countersunk and Thru Clearance Hole, Sandwich Panel: part numbers and the sizes commonly stocked. Dimensions not listed come from the standard itself.

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Specification

Where to buy
ItemValue
TypeSandwich panel insert
MaterialCarbon steel; add A for aluminum or C for corrosion-resistant steel
StatusCheck the current issue before design use.

Part numbers

Part numbers commonly stocked. The standard governs and may list others.

.168-.1745 part numbers

Part no.J, inLength, in
NAS1834-08-250.367.250
NAS1834-08K250.367.250
NAS1834-08K375.367.375
NAS1834-08-500.367.500
NAS1834-08K500.367.500

.195-.2019 part numbers

Part no.J, inLength, in
NAS1834-3-250.367.250
NAS1834-3K250.367.250
NAS1834A3-250.367.250
NAS1834-3-375.367.375
NAS1834-3K375.367.375
NAS1834-3K400.367.400
NAS1834-3-500.367.500
NAS1834-3K500.367.500
NAS1834-3K750.367.750

.256-.2635 part numbers

Part no.J, inLength, in
NAS1834-4-375.467.375
NAS1834-4-500.467.500
NAS1834-4K500.467.500
NAS1834-4-750.467.750
NAS1834-4K750.467.750

Part number

What each code means

PartMeaning
FormatNAS1834-<size>-<length>
ExampleNAS1834-3-375 — Thread and length as in its row of the table

Notes from the standard

  • Suffix K after the first dash number: countersunk. No letter after the basic part number: carbon steel; A: aluminum; C: corrosion-resistant steel.
  • The size column is the clearance hole, in inches.

Where to buy

AmericaDistributor coming soonOur partner for this region is on its way
EuropeDistributor coming soonOur partner for this region is on its way
OceaniaDistributor coming soonOur partner for this region is on its way

Distributors coming soon.

Sources

  • NAS1834 — Insert, Countersunk and Thru Clearance Hole, Sandwich Panel — nominal sizes and part numbers.
Educational reference only. not approved data. Always consult the applicable SRM, AMM, or AC 43.13-1B and your certifying authority.
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