Model: 878B-4MB-21
Locked In StudProperties:
Thread Class
3a nut thread
Thread Class
3a stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.615 inches nut thread and 0.635 inches nut thread
Thread Length
0.638 inches stud thread and 0.648 inches stud thread
Locking Feature
Ring, lock serrated
Shoulder Length
Between 0.040 inches and 0.050 inches
Overall Length
1.563 inches
Distance From Shoulder Portion To Nut End
0.875 inches
Thready Qty Per Inch (tpi)
16 stud thread
Thready Qty Per Inch (tpi)
28 nut thread
Thread Size
0.250 inches nut thread
Thread Size
0.375 inches stud thread
Material
Steel comp 4130
Material Specification
Mil-s-6758 military specification single material response
Surface Treatment
Cadmium
Style Designator
Locked in
Thread Series Designator
Unc stud thread
Thread Series Designator
Unf nut thread
NSN
5307-00-982-0413
Part Number
878B-4MB-21
Description
Stud,locked In
CAGE
Part 878B-4MB-21 NSN 5307-00-982-0413
INC:
16012 FIIG:
A051A0 Concept No.:
App. Key:
D Cond. Code:
1 Status:
A Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsHMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X Packaging & Shipping
Pack Size:
-- Paclk Weight:
-- Item Weight:
-- Item Dim:
-- OPI:
O SPI No.:
SPI Rev.:
SPC Mkg:
00 LVL_A:
E LVL_B:
Q Freight Classification
NMFC:
093460 UFC:
48930 LTL:
70.0 LCL:
-- WCC:
713 TCC:
Z SHC:
9 ACC:
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