5310-01-172-0029 NUT,SELF-LOCKING,PLATE Index 5310-01-172-0031 WASHER,FLAT

National Stock Number:
5310-01-172-0030

Federal Supply Class:
5310

National Item Identification Number:
011720030

Description:
WASHER,KEY

Detail:
A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.


Manufacturer Information:
75A430716-200176301THE BOEING COMPANY
75A430716-200197415TRIUMPH ACTUATION SYSTEMS - YAKIMA, LLC
75A430716-2001K0654SAFRAN LANDING SYSTEMS UK LTD


Techincal Specification:
EXTERNAL STRAIGHT KEY LENGTH0.240 INCHES NOMINAL
EXTERNAL STRAIGHT KEY WIDTH0.250 INCHES NOMINAL
HOLE DIAMETER0.880 INCHES MINIMUM AND 0.896 INCHES MAXIMUM
OUTSIDE DIAMETER1.640 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.060 INCHES NOMINAL
MATERIALSTEEL COMP E4340 OVERALL
SPECIAL FEATURESTWO KEY LUGS ARE RAISED 0.061 IN. MIN,0.071 IN. MAX ABOVE WASHER FACE; SPACED DIAMETRICALLY ON RADIAL CENTERLINE BISECTING EXTERNAL KEY; BOTH KEYS ARE 0.137 IN. WIDE MIN,0.147 IN. WIDE MAX; OUTER EDGES 1.150 IN. NOM APART; INNER EDGES 0.782 IN. MIN,0.802 IN. MAX APART; TENSILE STRENGTH 180000 TO 200000 PSI
SPECIAL TEST FEATURESPENETRANT INSP. PS21202 CLASS A,FSCM 76301
WIRE HOLE DIAMETER0.062 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONPS 13145,CLASS 1,TYPE 2,FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL


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