5310-00-625-3894, WASHER,KEY

4810-00-625-3900 DIAPHRAGM,ACTUATOR VALVE,SPECIAL

National Stock Number:
5310-00-625-3894

Federal Supply Class:
5310

National Item Identification Number:
006253894

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:

BACW10BW51

81205

THE BOEING COMPANY

Techincal Specification:

MATERIAL	STEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-N-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PHOSPHATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-P-16232,TYPE 3,CLASS 4A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND
	36.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	KEY
EXTERNAL KEY QUANTITY	4
INTERNAL KEY QUANTITY	2
HOLE DIAMETER	9.843 INCHES MINIMUM AND
	9.863 INCHES MAXIMUM
OUTSIDE DIAMETER	10.450 INCHES MINIMUM AND
	10.470 INCHES MAXIMUM
EXTERNAL STRAIGHT KEY WIDTH	0.270 INCHES MINIMUM AND
	0.290 INCHES MAXIMUM
INTERNAL STRAIGHT KEY WIDTH	0.480 INCHES MINIMUM AND
	0.490 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY	4.766 INCHES MINIMUM AND
	4.786 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS	10.760 INCHES MINIMUM AND
	10.780 INCHES MAXIMUM
MATERIAL THICKNESS	0.046 INCHES MINIMUM AND
	0.054 INCHES MAXIMUM
SURFACE FINISH	63.0 MICROINCHES TOP
	63.0 MICROINCHES BOTTOM
SPECIAL FEATURES	INTERNAL KEYS 180 DEG APART OFFSET 7 DEG 38 MIN 30 SEC FROM CENTER LINE OF EXTERNAL KEYS
THE MANUFACTURERS DATA
MANUFACTURERS CODE	81205
DESIGN CONTROL REFERENCE	BACW10BW51

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