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NSN 4730-00-640-1933, 4730006401933
REDUCER,BOSS

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 006401933
Codification Country
United States
Item Name Code
INC 23541
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 4730-00-640-1933

National Stock Number (NSN) 4730-00-640-1933, or NIIN 006401933, (reducer,boss) 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 7 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Dec 01, 2012. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPM7M413V1448, SPM7M312M7638. The total value of the awarded contracts has been US$ 1,737.00.

This NSN is unique to one weapons system.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 23541. [A STRAIGHT FITTING HAVING A BOSS CONNECTION OF A DIFFERENT SIZE AT EACH END. BOTH CONNECTIONS HAVE EXTERNAL OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) AND ARE DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. EXCLUDES:BUSHING (AS MODIFIED).]. 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 4730006401933 contains an unknown precious metal.

This NSN is associated to Schedule B 7609000000: aluminum tube or pipe fittings (couplings,elbows sleeves). The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.

This information was last updated on .


Technical Characteristics

END ITEM IDENTIFICATION
(AGAV) AIRCRAFT APPLICATION
CONNECTION STYLE
(AHNC) EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPE
(AWLS) THREADED EXTERNAL BOSS ALL ENDS
NOMINAL THREAD SIZE
(CQJX) 0.500 INCHES 2ND END
NOMINAL THREAD SIZE
(CQJX) 1.062 INCHES 1ST END
MATERIAL
(MATT) ALUMINUM ALLOY OVERALL
NOMINAL OVERALL LENGTH
(CWFR) 1.531 INCHES
REDUCER TYPE
(ACSP) CONCENTRIC
THREAD CLASS
(AAJD) 3A ALL ENDS
THREAD SERIES DESIGNATOR
(THSD) UNJ 1ST END
THREAD SERIES DESIGNATOR
(THSD) UNJF 2ND END
THREAD QUANTITY PER INCH
(CMLP) 12 1ST END
SPECIFICATION/STANDARD DATA
(ZZZK) 81343-AS21916 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENT
(SFTT) ANODIZE OVERALL

Manufacturer Part Numbers

AS18280

RNCC
5
RNVC
9
AS21916

RNCC
5
RNVC
9
ER919D125

RNCC
5
RNVC
9
MS21912W125

RNCC
5
RNVC
9
MS21916D125

RNCC
5
RNVC
9
MS21916D125

RNCC
5
RNVC
9
MS21916W125

RNCC
5
RNVC
9
AS18280

RNCC
5
RNVC
9
AS21916

RNCC
5
RNVC
9
MS21916W125

RNCC
3
RNVC
2
SAEAS18280

RNCC
3
RNVC
1

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