Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW
iPhone 6 & 6S case with built-in battery (3100 mAh) to keep your iPhone up and running<br>- Case with 3100 mAh of additional battery power for your iPhone 6 & 6S<br>- Fully charge your iPhone, to extend battery life (up to xx hours)*<br>- Protects the back and edges of your iPhone against damage, keeping it in perfect condition<br>- Specially designed for iPhone 6 and 6S to ensure a perfect fit<br>- LED battery status indicator<br>- Easily plug-in your headphones via the supplied audio extension cable<br>- Lightning connector: high quality design, Apple certified<br>- Depends on battery age/condition This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-350-3413, indicating validated use in U.S. government and defense logistics supply chains.
WHERE IT FITS
20955
NSN:5325-00-350-3413 FSC:5325 CAGE:02978 — RENK AMERICA LLC DIV RENK AMERICA (USA)
SPECIFICATIONS
material
STEEL COMP 1090 OVERALL
end_style
SPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity
14
inside_diameter
0.379 INCHES MINIMUM AND 0.389 INCHES MAXIMUM IN
style_designator
CYLINDRICAL
spring_free_length
2.170 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN
coil_helix_direction
RIGHT-HAND
spring_deflection_rate
20.000 POUNDS PER INCH NOMINAL LBS
spring_free_outside_diameter
0.503 INCHES MINIMUM AND 0.513 INCHES MAXIMUM IN
material_document_and_classification
AMS 5112 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN
5325-00-350-3413
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL UNS K08500
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 1.281 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN