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NSN 4730-01-101-6883, 4730011016883
FLANGE,PIPE

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 011016883
Codification Country
United States
Item Name Code
INC 03798
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 4730-01-101-6883

National Stock Number (NSN) 4730-01-101-6883, or NIIN 011016883, (flange,pipe) was assigned October 4, 1980 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 somewhat common among different platforms, belonging to 3 different weapons systems.

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: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 03798. [AN ITEM SOLID OR SPLIT INTO HALVES, HAVING A THREADED OR UNTHREADED HOLE FOR THE PURPOSE OF CONNECTING OR RETAINING A PIPE, TUBE, OR HOSE FITTING. THE FACE OF THE FLANGE MAY BE SMOOTH, GROOVED, OR SERRATED AND MAY BE DRILLED FOR CONNECTING BOLTS OR STUDS. IF THE ITEM IS UNTHREADED, THE PIPE OR TUBE MAY BE RETAINED BY WELDING, BRAZING, COMPRESSION, OR THE LIKE. EXCLUDES:FLANGE, PIPE, BLIND; FERRULE, GROOVED CLAMP COUPLING; AND ADAPTER (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 4730011016883 does not contain precious metals.

This NSN is associated to Schedule B 7307210000: stainless steel flanges. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.

This information was last updated on .


Technical Characteristics

BOLT CIRCLE DIAMETER
(ABKG) 2.812 INCHES NOMINAL
BOLT HOLE DIAMETER
(AHNX) 0.187 INCHES NOMINAL
BOLT HOLE QUANTITY
(AECS) 16
FACE SEATING SURFACE CONDITION
(AKWE) MACHINED
FLANGE DIAMETER
(ABKK) 3.125 INCHES NOMINAL
FLANGE SECTION STYLE
(AJEM) RAISED FACE, SOCKET NECK
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-763,CLASS 316,COND A FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL
(MATT) STEEL CORROSION RESISTING
NECK HEIGHT
(AJEG) 0.191 INCHES NOMINAL
NOMINAL THREAD SIZE
(CQJX) 0.438 INCHES
RAISED FACE DIAMETER
(AJEE) 2.125 INCHES NOMINAL
RAISED FACE HEIGHT
(AJED) 0.025 INCHES MINIMUM AND 0.027 INCHES MAXIMUM
SCREW THREAD SERIES DESIGNATOR
(AJYP) UNF
SOCKET DEPTH
(ABXN) 0.109 INCHES NOMINAL
SOCKET DIAMETER
(ABXP) 0.437 INCHES NOMINAL
STYLE DESIGNATOR
(STYL) ROUND, ONE BOLT HOLE CIRCLE
SURFACE TREATMENT
(SFTT) PASSIVATE
THICKNESS
(ABNM) 0.250 INCHES NOMINAL
THREAD CLASS
(AAJD) 3B
THREAD QUANTITY PER INCH
(CMLP) 20

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