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NSN 4310-00-273-8557, 4310002738557
PIN,PISTON

Federal Supply Classification
FSC 4310 - Compressors and Vacuum Pumps
National Item Identification Number
NIIN 002738557
Codification Country
United States
Item Name Code
INC 16414
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 4310-00-273-8557

National Stock Number (NSN) 4310-00-273-8557, or NIIN 002738557, (pin,piston) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 32 manufacturer part numbers associated with this NSN. 32 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers 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 somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 20, 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) 16414. [A CYLINDRICALLY-SHAPED METAL ITEM, USUALLY TUBULAR, DESIGNED TO FORM A PIVOTING CONNECTION BETWEEN THE PISTON AND CONNECTING ROD OF AN INTERNAL COMBUSTION ENGINE, COMPRESSOR AND LIKE ITEMS. MAY INCLUDE OIL SEALING OR PIN RETAINING PLUGS. EXCLUDES:BUSHING, SLEEVE; PIN, GROOVED, HEADLESS; PIN, STRAIGHT, HEADLESS; AND PIN, HOLLOW.]. 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 4310002738557 contains an unknown precious metal.

This NSN is associated to Schedule B 8414902095: parts nesoi, of compressors other than refrigerating and air conditioning compressors. The Schedule B End Use is listed as industrial engines. NAICS classification category 333912: air and gas compressor manufacturing.

This information was last updated on .


Technical Characteristics

MATERIAL
(MATL) STEEL, MIL-S-16974, GRADE 1023W
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
END CHAMFER ANGLE IN DEG
(ABQM) 45.0
BODY LENGTH
(ADAQ) 2.7500 INCHES NOMINAL
BODY STYLE
(AAQL) CHAMFERED ENDS
BORE DIAMETER
(ABXV) 0.6250 INCHES NOMINAL
BORE STYLE
(ANTP) INSIDE CHAMFER STRAIGHT-THRU BORE
CASEHARDENING INDICATOR
(AASG) CASEHARDENED
COUNTERSINK ANGLE IN DEG
(AATA) 45.0
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN
(ABRE) 0.375 INCHES NOMINAL
FSC APPLICATION DATA
(ZZZV) AIR COMPRESSOR
HOLE ARRANGEMENT STYLE
(ABRB) ONE HOLE THRU ONE SIDE OF BORE
HOLE DEPTH
(AAZQ) 0.1870 INCHES NOMINAL
HOLE DIAMETER
(AAUB) 0.1930 INCHES NOMINAL
OUTSIDE DIAMETER
(ABKV) 2.37400 INCHES MINIMUM AND 2.37500 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-16974, GRADE 1023W MIL SPEC SINGLE MATERIAL RESPONSE
MATERIAL
(MATT) STEEL COMP 1023W
III FSC APPLICATION DATA
(ZZZV) AIR COMPRESSOR

Manufacturer Part Numbers

21N

RNCC
3
RNVC
9
21N

RNCC
5
RNVC
9
HL11461PC92

RNCC
5
RNVC
9
HL11465PC92

RNCC
5
RNVC
9
HL3831PC48

RNCC
5
RNVC
9
HL3834PC48

RNCC
5
RNVC
9
HL3839PC48

RNCC
5
RNVC
9
HL4435PC48

RNCC
5
RNVC
9
HL4438PC48

RNCC
5
RNVC
9
HL4444PC48

RNCC
5
RNVC
9
HL4558PC48

RNCC
5
RNVC
9
HL4561PC48

RNCC
5
RNVC
9
HL4567PC48

RNCC
5
RNVC
9
HL4705PC48

RNCC
5
RNVC
9
HL4708PC48

RNCC
5
RNVC
9
HL4714PC48

RNCC
5
RNVC
9
HL4875PC48

RNCC
5
RNVC
9
HL4878PC48

RNCC
5
RNVC
9
HL4884PC48

RNCC
5
RNVC
9
HL5523PC48

RNCC
5
RNVC
9
HL5526PC48

RNCC
5
RNVC
9
HL5533PC48

RNCC
5
RNVC
9
HL6064PC48

RNCC
5
RNVC
9
HL6067PC48

RNCC
5
RNVC
9
HL6074PC48

RNCC
5
RNVC
9
HL6179PC48

RNCC
5
RNVC
9
HL6189PC48

RNCC
5
RNVC
9
HL7109PC48

RNCC
5
RNVC
9
HL7112PC48

RNCC
5
RNVC
9
HL7119PC48

RNCC
5
RNVC
9
PIN31

RNCC
5
RNVC
9
21N

RNCC
5
RNVC
9
21N

RNCC
3
RNVC
2

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