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NSN 4520-00-277-8339, 4520002778339
Cancelled -> Replaced by 4520002790506

Federal Supply Classification
FSC 4520 - Space and Water Heating Equipment
National Item Identification Number
NIIN 002778339
Codification Country
United States
Item Name Code
INC 15681
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4520-00-277-8339

National Stock Number (NSN) 4520-00-277-8339, or NIIN 002778339, (pipe,air conditioning-heating) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 4520002790506, 4520002027884.

There are 6 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 3 contracts issued for this part number, with 3 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE8E820V2378, SPE8E816V2092, SPE8E816V1311, SPE8E816V1311. The total value of the awarded contracts has been US$ 23,916.00.

There has been a small amount of 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 Sep 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 15681. [A SHAPED PRODUCT OF SHEET METAL; ROUND, RECTANGULAR, OR SQUARE IN CROSS-SECTIONAL SHAPE. IT IS UNIFORM THROUGHOUT ITS LENGTH. USED TO CONDUCT AIR OR GAS FUMES FROM ONE AREA TO ANOTHER.]. 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 4520002778339 contains an unknown precious metal.

This NSN is associated to Schedule B 8415909000: parts, nesoi, of air conditioning machines. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333415: air-conditioning and warm air heating equipment and commercial and industrial refrigeration equipment manufacturing.

This information was last updated on .


Technical Characteristics

CONSTRUCTION
(ARQS) SINGLE
CROSS-SECTIONAL DIAMETER
(AZGK) 4.000 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA
(ZZZT) 1 CLASS AND 4 SIZE AND 4 STYLE
LENGTH
(ABRY) 24.000 INCHES NOMINAL
MATERIAL THICKNESS
(AAJX) 0.0149 INCHES
MATERIAL
(MATT) STEEL
SHAPE
(SHPE) ROUND
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
SURFACE TREATMENT
(SURF) BLUE ANNEALED
SURFACE TREATMENT
(SFTT) BLUE ANNEALED
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
MATERIAL
(MATL) STEEL

Manufacturer Part Numbers

235E20

RNCC
5
RNVC
9
235E4220

RNCC
5
RNVC
9
570261

RNCC
5
RNVC
9
570261

RNCC
5
RNVC
9
AA55536004

RNCC
5
RNVC
2
MILP551

RNCC
4
RNVC
1
MILP551

RNCC
5
RNVC
9
SHTMTL4INDIA

RNCC
5
RNVC
9

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