Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW
The BOLT,SQUARE NECK is a IMC Toys industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-012-0622, indicating validated use in U.S. government and defense logistics supply chains.
Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
20501-7
NSN:5310-00-012-0622 FSC:5310 CAGE:64547 — HONEYWELL INTERNATIONAL, INC DIV AEROSPACE-TUCSON (USA)
SPECIFICATIONS
Part Number
20501-7
Manufacturer
IMC Toys
NSN
5310-00-012-0622
COMPONENT DIAGRAM
KEY FEATURES
•
NUT STYLE: HEXAGON
•
NUT HEIGHT: 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 0.332 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
BEARING SURFACE TYPE: FLAT
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
THREAD QUANTITY PER INCH: 32
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLE
HEXAGON
NUT HEIGHT
0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
WIDTH ACROSS FLATS
0.332 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
THREAD SERIES
UNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPE
FLAT
NOMINAL THREAD SIZE
0.164 INCHES IN
THREAD QUANTITY PER INCH
32
MATERIAL
STEEL OVERALL
THREAD CLASS
2B
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL