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NSN 3020-00-077-0579, 3020000770579
GEAR-SLIP CLUTCH,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 000770579
Codification Country
United States
Item Name Code
INC 28187
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 3020-00-077-0579

National Stock Number (NSN) 3020-00-077-0579, or NIIN 000770579, (gear-slip clutch,spur) was assigned August 2, 1967 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 28187. [A SLIP CLUTCH GEAR WITH COMPLEMENTS OF SPUR GEAR TEETH.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3020000770579 contains an unknown precious metal.

This NSN is associated to Schedule B 8483604000: clutches and universal joints. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.

This information was last updated on .


Technical Characteristics

III MATERIAL
(MATT) STEEL COMP 303 BODY
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 1 PLAIN TRANSVERSELY THROUGH HUB, FIRST END AND 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END
III MATERIAL
(MATT) COPPER ALLOY CLUTCH PLATE
III MATERIAL
(MATT) STEEL COMP 303 HUB
ATTACHMENT METHOD
(ABSX) MOUNTING HOLE
BORE NOMINAL DIAMETER
(CWRS) 0.187 INCHES BOTH ENDS
BORE STYLE
(ANTP) PLAIN BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 0.125 INCHES
HUB STYLE DESIGNATOR
(CWTR) PLAIN FIRST END
HUB NOMINAL DIAMETER
(CWTX) 0.500 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-B-5687,TYPE 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE CLUTCH PLATE
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE HUB
MATERIAL
(MATT) COPPER ALLOY CLUTCH PLATE
MATERIAL
(MATT) STEEL COMP 303 BODY
MATERIAL
(MATT) STEEL COMP 303 HUB
MOUNTING HOLE NOMINAL DIAMETER
(CWZK) 0.047 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE
(CQLT) 0.086 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR
(CMLK) UNC TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE TYPE AND QUANTITY
(CTQY) 1 PLAIN AND 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.219 INCHES BOTH ENDS
NOMINAL DISTANCE BETWEEN FACE EDGE AND BODY END
(CWTN) 0.218 INCHES
NOMINAL OUTSIDE DIAMETER
(CWCD) 1.2813 INCHES
NOMINAL OVERALL LENGTH
(CWFR) 0.562 INCHES
PITCH DIAMETER
(AGJS) 1.2500 INCHES NOMINAL
PRECISION CLASSIFICATION
(CWWK) QUALITY NUMBER 10 OR QUALITY NUMBER 11
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
STYLE DESIGNATOR
(STYL) ADJUSTABLE TORQUE, COIL SPRING LOADED
SURFACE TREATMENT
(SFTT) PASSIVATE BODY
SURFACE TREATMENT
(SFTT) PASSIVATE HUB
TEETH QUANTITY
(AJLA) 80
TOOTH FORM
(CWNH) STANDARD
TORQUE CAPACITY
(AJCG) 16.00 INCH-OUNCES MAXIMUM

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