NAS4704 — 100° reduced head, tri-wing recess, .2500-28 thread

Bolt, 100° Close Tolerance, Reduced Head, Tri-Wing Recess, Alloy Steel: thread, grip, length and commonly stocked part numbers. Head and shank dimensions come from the standard itself.

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NAS4704 at a glance

Where to buy
NAS4704, bolt, 100° close tolerance, reduced head, tri-wing recess, alloy steel
NAS4704
NAS4704 engineering drawing with dimensions
Engineering drawing · dimensions in inches

Specification

ItemValue
Type100° close tolerance bolt
MaterialAlloy steel
StatusCheck the current issue before design use.

Dimensions by size

Dimension, in.2500-28
Thread.2500-28

Thread as stated for the standard. Head and shank dimensions are not shown here: take them from the standard.

Part numbers

Part numbers commonly stocked, with grip and length. The standard governs and may list others.

.2500-287 part numbers

Part no.Grip, inLength, in
NAS4704-2.125.495
NAS4704-3.188.558
NAS4704-4.250.620
NAS4704-5.312.682
NAS4704-6.375.745
NAS4704-7.438.808
NAS4704-8.500.870

Part number

What each code means

PartMeaning
FormatNAS4704-<dash>
ExampleNAS4704-2 — 100° close tolerance bolt, .2500-28 thread, grip .125, length .495

Notes from the standard

  • Part number format as commonly written; check the standard for the exact format.
  • Approved data governs. Use the bolt the SRM, drawing or IPC calls for.

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

  • NAS4704 — Bolt, 100° Close Tolerance, Reduced Head, Tri-Wing Recess, Alloy Steel — 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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