5310-01-056-8763 ( H52370-4 , ST3M749-4 , 78238-428 )

NSN Information
NSN FSC NIIN Item Name INC
5310-01-056-8763 5310 010568763 NUT,SELF-LOCKING,DOUBLE HEXAGON 0527
NSN Features
MRC Parameter Characteristics
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CQJX NOMINAL THREAD SIZE 0.250 INCHES
ADEA NUT HEIGHT 0.238 INCHES NOMINAL
CQFM HARDNESS RATING 40.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM
CMLP THREAD QUANTITY PER INCH 28
AAJF THREAD DIRECTION RIGHT-HAND
AAJD THREAD CLASS 3B
CRTM BEARING SURFACE TYPE CHAMFERED
FEAT SPECIAL FEATURES NUT IS CASTELLATED WITH SIX SLOTS EQUALLY SPACED 0.090 IN. W,0.091 DEEP
ABAJ LUBRICATION DRY FILM LUBRICANT
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-8337,TYPE II,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MATT MATERIAL STEEL COMP H11 OVERALL
BZRR THREAD SERIES UNJF
ASDB WIDTH ACROSS FLATS 0.120 INCHES MAXIMUM
SFTT SURFACE TREATMENT CADMIUM OVERALL
AAUM LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
Manufacturing Part Numbers (SKUs)
Part SKU Cage Status RNVC RNCC SADC DAC RNAAC
H52370-4 15653 A 2 5 5 ZZ
ST3M749-4 76301 A 2 5 2 SB
78238-428 56878 A 2 3 5 SB
Manufacturers
Part SKU Cage Manufacturer Type Status
H52370-4 15653 ALCOA GLOBAL FASTENERS INC. A A
ST3M749-4 76301 BOEING COMPANY THE F A
78238-428 56878 SPS TECHNOLOGIES LLC A A
FLIS Identification
PMIC ADPE Code CRITL Code DEMIL Code DEMIL INTG NIIN Asgt ESD HMIC ENAC Schedule-B INC
U X A 1 03/03/1 N 7318160000 0527
FLIS Management
MOE REC Rep Code Mgmt Ctl USC Phrase Code Phrase Statement
DN 9B----- N
DF N SF9BF-N F
DS N I
Demilitarization Codes & Management
DML PMI HMIC ADP CC ESDC
A U N X
Miscellaneous Management
MOE (S_A) SOS AAC QUP UI SLC CIIC RC MCC SVC
DF SMS Z 1 EA 0 U SF9BF-N F
DS SMS Z 1 EA 0 U D
DN SMS Z 1 EA 0 U 9B----- N
Management Control Army
MATCAT 1 MATCAT 2 MATCAT 3 MATCAT 4 5 ARC
Freight
NMFC NMFC SUB UFC HMC LTL LCL WCC TCC SHC ADC ACC ASH NMF DESC
093486 Z 48950 Z 573 Z 9 A B Z BOLTS,NUTS OR SCREWS, NOI (SUB 3)