NSN 5985-01-237-7355, 5985012377355
Cancelled -> Replaced by 5985011244293

Federal Supply Classification: FSC 5985 - Antennas, Waveguides, and Related Equipment
National Item Identification Number: NIIN 012377355
Codification Country: United States
Item Name Code: INC 14224
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.

Availability: Readily Available Qualified Suppliers: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 5985-01-237-7355

National Stock Number (NSN) 5985-01-237-7355, or NIIN 012377355, (attenuator,fixed) was assigned August 5, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5985010478148, 5985011244293.

There are 11 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 7 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. 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 Nov 21, 2018. There have been 6 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7M519V2284, SPE7M517V4774, SPE7M116VB437, SPE7M015M1821, SPE7M015M1821. The total value of the awarded contracts has been US$ 43,438.75.

This NSN is very common among different weapons systems, belonging to 28 different platforms.

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 Apr 02, 2006, 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) 14224. [A DEVICE FOR REDUCING THE STRENGTH OF AN ALTERNATING CURRENT SIGNAL BY A FIXED OR PREDETERMINED AMOUNT, WITHOUT CAUSING APPRECIABLE SIGNAL DISTORTION, BY MAINTAINING CORRECT IMPEDANCE MATCH.]. 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 5985012377355 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 Jul 01, 2025.

Technical Characteristics

OPERATING TEMP RANGE: (AFGA) -55.0 TO 125.0 DEG CELSIUS
OPERATING TEMP RANGE: (AFGA) -55.0/+125.0 DEG CELSIUS
BODY MATERIAL: (AAFZ) METAL
CONNECTION TYPE PER FUNCTION: (ASZN) MALE INPUT AND FEMALE OUTPUT
ATTENUATION ACCURACY IN DECIBELS: (ASYN) -0.40/+0.40
BODY STYLE: (AAQL) ERR-090
VOLTAGE STANDING WAVE RATIO FREQUENCY RANGE: (AKNK) +0.0/+4.0 GIGAHERTZ AND +4.0/+8.0 GIGAHERTZ AND +8.0/+12.4 GIGAHERTZ AND +12.4/+18.0 GIGAHERTZ
APPLICATION DESIGN: (AAFS) TRANSMISSION LINE
ATTENUATION ACCURACY IN DECIBELS: (ASYN) -0.40 TO 0.40
BODY STYLE: (AAQL) ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
COAXIAL CONNECTOR SERIES DESIGNATION: (AHUC) SMA
CONNECTION TYPE PER FUNCTION: (ASZN) MALE INPUT AND FEMALE OUTPUT
FREQUENCY RANGE: (BNGR) 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
INPUT IMPEDANCE RATING IN OHMS: (AHTY) 50.0
OVERALL DIAMETER: (ADAV) 0.350 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
OVERALL LENGTH: (ABHP) 1.240 INCHES NOMINAL
MOUNTING METHOD: (AXGY) CONNECTOR
OPERATING TEMP RANGE: (AFGA) -55.0 TO 125.0 CELSIUS
OUTPUT IMPEDANCE RATING IN OHMS: (AHTZ) 50.0
POWER RATING: (AJDB) 2.0 WATTS AVERAGE AND 500.0 WATTS PEAK
RF SIGNAL ATTENUATION IN DECIBELS: (AJDK) 1.0
SPECIFICATION/STANDARD DATA: (ZZZK) 81349-MIL-A-3933/16 GOVERNMENT SPECIFICATION
VOLTAGE STANDING WAVE RATIO FREQUENCY RANGE: (AKNK) +0.0 TO 4.0 GIGAHERTZ AND +4.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ AND +12.4 TO 18.0 GIGAHERTZ
VOLTAGE STANDING WAVE RATIO: (AHTW) 1.15 AND 1.20 AND 1.25 AND 1.35
TEMPERATURE SENSITIVITY ATTENUATION IN DECIBELS: (ASZM) 0.0006
TERMINAL TYPE AND QUANTITY: (BBHS) 2 CONNECTOR
TEST DATA DOCUMENT: (TEST) 81349-MIL-A-3933 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).