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NSN 2815-00-363-4163, 2815003634163
LOCK,VALVE SPRING RETAINER

Federal Supply Classification
FSC 2815 - Diesel Engines and Components
National Item Identification Number
NIIN 003634163
Codification Country
United States
Item Name Code
INC 15883
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 2815-00-363-4163

National Stock Number (NSN) 2815-00-363-4163, or NIIN 003634163, (lock,valve spring retainer) was assigned February 18, 1974 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 very common among different weapons systems, belonging to 32 different platforms.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 25, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 15883. [A METAL ITEM DESIGNED FOR THE PURPOSE OF SECURING AN ENGINE OR COMPRESSOR VALVE AND POSITIONING THE VALVE SPRING OR VALVE SPRING RETAINER. EXCLUDES:COTTER PINS, STRAIGHT PINS, KEYS AND WASHERS.]. 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 2815003634163 contains an unknown precious metal.

This NSN is associated to Schedule B 7320905060: springs of iron or steel, other than of wire nesoi. The Schedule B End Use is listed as finished metal shapes.

This information was last updated on .


Technical Characteristics

CASEHARDENING INDICATOR
(AASG) NOT CASEHARDENED
FIRST RIDGE RADIUS
(BRPN) 0.062 INCHES NOMINAL
FIRST RIDGE WIDTH
(BRPZ) 0.109 INCHES NOMINAL
LARGEST INSIDE DIAMETER
(AGRU) 0.371 INCHES MINIMUM AND 0.372 INCHES MAXIMUM
LARGEST OUTSIDE DIAMETER
(AGWM) 0.580 INCHES MINIMUM AND 0.582 INCHES MAXIMUM
LARGEST OUTSIDE WIDTH
(BQTG) 0.500 INCHES NOMINAL
OUTSIDE INCLUDED ANGLE IN DEG
(BRQJ) 15.0
OVERALL HEIGHT
(ABKW) 0.442 INCHES MINIMUM AND 0.443 INCHES MAXIMUM
MATERIAL
(MATT) STEEL
MINIMUM INSIDE DIAMETER
(BKKZ) 0.312 INCHES
STYLE DESIGNATOR
(STYL) STRAIGHT BORE W/ONE RIDGE
SURFACE TREATMENT
(SFTT) PHOSPHATE
THREAD PROVISION
(AFEW) UNTHREADED
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
SURFACE TREATMENT
(SURF) PHOSPHATE
MATERIAL
(MATL) STEEL
UNABLE TO DECODE
(SURF) UNABLE TO DECODE

Manufacturer Part Numbers


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