OHMSC at a glance
Where to buy
Specification
| Item | Value |
|---|---|
| Head | oval countersunk |
| Drive | cross recess |
| Material | Stainless steel |
| Status | Check the current issue before design use. |
Part numbers and lengths
Sizes commonly stocked. The standard governs and may list other lengths.
4-406 part numbers
| Part no. | Length, in |
|---|---|
| OHMSC-440R4 | 1/4 |
| OHMSC-440R6 | 3/8 |
| OHMSC-440R8 | 1/2 |
| OHMSC-440R10 | 5/8 |
| OHMSC-440R12 | 3/4 |
| OHMSC-440R16 | 1 |
6-326 part numbers
| Part no. | Length, in |
|---|---|
| OHMSC-632R4 | 1/4 |
| OHMSC-632R6 | 3/8 |
| OHMSC-632R8 | 1/2 |
| OHMSC-632R10 | 5/8 |
| OHMSC-632R12 | 3/4 |
| OHMSC-632R16 | 1 |
8-326 part numbers
| Part no. | Length, in |
|---|---|
| OHMSC-832R4 | 1/4 |
| OHMSC-832R6 | 3/8 |
| OHMSC-832R8 | 1/2 |
| OHMSC-832R10 | 5/8 |
| OHMSC-832R12 | 3/4 |
| OHMSC-832R16 | 1 |
10-326 part numbers
| Part no. | Length, in |
|---|---|
| OHMSC-1032R4 | 1/4 |
| OHMSC-1032R6 | 3/8 |
| OHMSC-1032R8 | 1/2 |
| OHMSC-1032R10 | 5/8 |
| OHMSC-1032R12 | 3/4 |
| OHMSC-1032R16 | 1 |
Part number
Notes from the standard
- Maker series. Number: thread code (440, 632, 832, 1032), R, then length in sixteenths of an inch.
- Part number written as the listing writes it; the standard governs the exact format.
- Approved data governs. Use the screw the SRM, drawing or IPC calls for.
Where to buy
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Distributors coming soon.
Sources
- OHMSC — Screw, Machine, Oval Head, Stainless — 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.