National Stock number : 5305-01-167-4347
Cap Socket Head Screw
| Available Quantity | 387 |
| Available Conditions | NE NS |
| Classification | Screws - FSC 5305 |
| Schedule B | 7318152000 |
| Stock Check Date | 04/17/2025 |
Part-Number.info Quality System
- ISO 9001:2015 + AS9120B Certifed
- Audited supply chain
- Counterfeit Parts Prevention
- 100% Product Inspections
- 7 Year Record Retention
- HAZMAT Certified
- ITAR and DDTC Registered
Product Properties
Description
Cap Socket Head Screw
Thread Class
3a
Thread Direction
RIGHT-Hand
Thread Length
1.421in. ⁓1-27/64"
Fastener Length
1.875in. ⁓1-7/8"
Head Style
flat countersunk
Head Diameter
0.993in. and 1.063in.
Locking Feature
patch threads or pellet threads or strip threads
Internal Drive Style
hexagon
Nominal Thread Diameter
0.562in. ⁓9/16"
Width Across Flats
0.312in. ⁓5/16"
Thread Quantity Per Inch
12
Hardness Rating
30.0 rockwell c and 35.0 rockwell c
Countersink Angle
80.0 degrees and 82.0 degrees
Material
steel comp 4130 fastener or steel comp 4140 fastener
Material Document And Classification
astm A322 assn std 1st material response fastener or astm A331 assn std 2nd material response fastener
Surface Treatment
cadmium fastener and chromate fastener
Surface Treatment Document And Classification
QQ-P-416 ty 2 cl 3 fed spec single treatment response fastener
Thread Series Designator
unc
