OmniSynk Distribution Services

7S39-3A2

Screw, Machine

Part number
7S39-3A2
NSN
5305-00-857-5824
NIIN
00-857-5824
Item name
Screw, Machine
Manufacturer
Boeing Company, The
CAGE code
43999
FSC
5305 — Screws
Unit of issue
PG (Package of 50 EA)
DEMIL code
A

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Alternate part numbers

Technical characteristics

Thread Class
3A
Thread Direction
Right-hand
Thread Length
0.313-0.363 in
Fastener Length
0.448-0.478 in
Head Style
Flat countersunk
Head Diameter
0.297-0.302 in
Internal Drive Style
Cross recess type 1
Nominal Thread Diameter
0.190 in (#10-32 UNF)
Thread Quantity per Inch
32
Min Tensile Strength
160,000 psi
Countersink Angle
99.0-101.0 degrees
Screw Material
Steel comp 4130
Material Spec
MIL-S-6758
Surface Treatment
Cadmium and chromate per QQ-P-416 Type 2 Class 3
Thread Series
UNF
Catalogue data is compiled from public DLA/FLIS sources and is provided for identification. Availability, condition and certification are confirmed on quotation. OmniSynk Distribution Services is a stocking distributor.

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