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NSN 5985-01-187-4950, 5985011874950
WAVEGUIDE ASSEMBLY

Federal Supply Classification
FSC 5985 - Antennas, Waveguides, and Related Equipment
National Item Identification Number
NIIN 011874950
Codification Country
United States
Item Name Code
INC 00305
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
(P) There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.
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DLMS® Summary

National Stock Number 5985-01-187-4950

National Stock Number (NSN) 5985-01-187-4950, or NIIN 011874950, (waveguide assembly) was assigned August 23, 1984 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Feb 25, 2010. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM7M910M2270, SPM7M910M2270, SPM7M910M2084, SPM7M910M2084, SPM7M910M2084. The total value of the awarded contracts has been US$ 91,482.00.

This NSN is fairly common among different weapons systems, belonging to 21 different platforms.

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 Aug 15, 2007, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 00305. [AN ITEM CONSISTING OF ONE OR MORE DEFINITE LENGTHS OF STRAIGHT OR FORMED, FLEXIBLE OR RIGID, PREFABRICATED HOLLOW TUBING OF CONDUCTIVE MATERIAL. THE TUBING HAS A PREDETERMINED CROSS SECTION AND IS DESIGNED TO GUIDE OR CONDUCT HIGH FREQUENCY ELECTROMAGNETIC ENERGY THROUGH ITS INTERIOR. ONE OR MORE ENDS ARE TERMINATED. MAY INCLUDE COMMON MOUNTING OF A SWITCH, WAVE GUIDE, A DUMMY LOAD, ELECTRICAL AND OTHER COMPONENTS SUCH AS WAVEGUIDE SECTION, CABLE TERMINAL CHAMBER AND THE LIKE. EXCLUDES:COUPLER,ROTARY,RADIO FREQUENCY; COUPLER, DIRECTIONAL; ADAPTER,WAVEGUIDE; AND TUNER, WAVEGUIDE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5985011874950 does not contain precious metals.

This NSN is associated to Schedule B 8529109000: antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334220: radio and television broadcasting and wireless communications equipment manufacturing.

This information was last updated on .


Technical Characteristics

BEND ANGLE IN DEG
(ACJL) 90.0 THIRD BEND E-PLANE
FLANGE INSIDE WIDTH
(AHSX) 0.854 INCHES MINIMUM AND 0.856 INCHES MAXIMUM SECOND FLANGE
FLANGE INSIDE WIDTH
(AHSX) 0.747 INCHES MINIMUM AND 0.753 INCHES MAXIMUM FIRST FLANGE
FLANGE DEPTH
(AHTD) 0.376 INCHES MINIMUM AND 0.406 INCHES MAXIMUM SECOND FLANGE
THREAD SERIES DESIGNATOR
(THSD) UNC FIRST FLANGE ALL CONNECTION FACILITIES
BEND ANGLE IN DEG
(ACJL) UNABLE TO DECODE
CROSS-SECTIONAL SHAPE STYLE
(AAGR) INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
FLANGE CONNECTING FACILITY AND QUANTITY
(CSQT) UNABLE TO DECODE
FLANGE QUANTITY
(AHSF) 2
FLANGE STYLE
(CTCJ) UNABLE TO DECODE
FLEXIBILITY
(FLEX) UNABLE TO DECODE
FSC APPLICATION DATA
(ZZZV) ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
MATERIAL
(MATT) UNABLE TO DECODE
MAXIMUM OPERATING PRESSURE
(CQGM) 10.0 POUNDS PER SQUARE INCH GAGE
NOMINAL THREAD SIZE
(CQJX) UNABLE TO DECODE
SPECIAL FEATURES
(FEAT) FLANGE FACES FREE OF COATING; ONE FLANGE 63.0 IN. MICROINCH FINISH
STYLE DESIGNATOR
(STYL) THREE BEND TYPE
SURFACE TREATMENT
(SFTT) UNABLE TO DECODE
THREAD CLASS
(AAJD) UNABLE TO DECODE
THREAD DIRECTION
(AAJF) UNABLE TO DECODE
THREAD SERIES DESIGNATOR
(THSD) UNABLE TO DECODE
TUBING WALL CONSTRUCTION STYLE
(AHRV) UNABLE TO DECODE
VOLTAGE STANDING WAVE RATIO
(AHTW) 1.15
WAVEGUIDE FIRST LEG LENGTH
(CSRM) 1.000 INCHES NOMINAL
WAVEGUIDE INSIDE HEIGHT
(CRLB) 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
WAVEGUIDE INSIDE WIDTH
(CRFH) 0.747 INCHES MINIMUM AND 0.753 INCHES MAXIMUM
WAVEGUIDE OUTSIDE HEIGHT
(CSFC) 0.472 INCHES MINIMUM AND 0.478 INCHES MAXIMUM
WAVEGUIDE OUTSIDE WIDTH
(CQHN) 0.847 INCHES MINIMUM AND 0.853 INCHES MAXIMUM
WAVEGUIDE SECOND LEG LENGTH
(CTFP) 14.120 INCHES NOMINAL
WAVEGUIDE THIRD LEG LENGTH
(CWBP) 3.020 INCHES NOMINAL
FLANGE INSIDE HEIGHT
(AHSY) 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM FIRST FLANGE
FLANGE OUTSIDE HEIGHT
(AHTA) 1.485 INCHES MINIMUM AND 1.515 INCHES MAXIMUM FIRST FLANGE
FLANGE OUTSIDE HEIGHT
(AHTA) 1.485 INCHES MINIMUM AND 1.515 INCHES MAXIMUM SECOND FLANGE
BEND ANGLE IN DEG
(ACJL) 90.0 FIRST BEND H-PLANE
TUBING WALL CONSTRUCTION STYLE
(AHRV) SEAMLESS ALL TUBING SEGMENT
FLANGE DEPTH
(AHTD) 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM FIRST FLANGE
THREAD DIRECTION
(AAJF) RIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES
FLEXIBILITY
(FLEX) RIGID ALL TUBING SEGMENT
FLANGE OUTSIDE WIDTH
(AHSZ) 1.485 INCHES MINIMUM AND 1.515 INCHES MAXIMUM FIRST FLANGE
FLANGE OUTSIDE WIDTH
(AHSZ) 1.485 INCHES MINIMUM AND 1.515 INCHES MAXIMUM SECOND FLANGE
FLANGE CONNECTING FACILITY AND QUANTITY
(CSQT) 4 UNTHREADED HOLE SECOND FLANGE ALL CONNECTION FACILITIES
FLANGE STYLE
(CTCJ) COVER TYPE SECOND FLANGE
BEND ANGLE IN DEG
(ACJL) 90.0 SECOND BEND E-PLANE
MATERIAL
(MATT) METAL ALL TUBING SEGMENT AND FLANGE
FLANGE INSIDE HEIGHT
(AHSY) 0.479 INCHES MINIMUM AND 0.481 INCHES MAXIMUM SECOND FLANGE
III STYLE DESIGNATOR
(STYL) THREE BEND TYPE
THREAD CLASS
(AAJD) 2B FIRST FLANGE ALL CONNECTION FACILITIES
FLANGE INSIDE DIAMETER
(AHTB) 1.126 INCHES MINIMUM AND 1.156 INCHES MAXIMUM FIRST FLANGE
NOMINAL THREAD SIZE
(CQJX) 0.138 INCHES FIRST FLANGE ALL CONNECTION FACILITIES
FLANGE STYLE
(CTCJ) CHOKE TYPE FIRST FLANGE
FLANGE CONNECTING HOLE DIAMETER
(AHTN) 0.144 INCHES MINIMUM AND 0.147 INCHES MAXIMUM SECOND FLANGE ALL CONNECTION FACILITIES
SURFACE TREATMENT
(SFTT) CHROMATE ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
FLANGE CONNECTING FACILITY AND QUANTITY
(CSQT) 4 THREADED HOLE FIRST FLANGE ALL CONNECTION FACILITIES

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