Product Details | VARIABLE ATTENUATOR

5985-00-253-2568 A device for reducing the strength of an alternating current signal either continuously or in steps, without causing appreciable signal distortion, by maintaining substantially constant output and/or input impedance match. Continuously variable resistive devices must consist of at least two sections or one section with at least two rotating contacts. The item must have an overall attenuation rating. Includes tandem mounted variable resistors designed to function as an attenuator but whose terminals are not connected. See also RESISTOR, VAIABLE (as modified).

Part Alternates: BAS1261009, BAS1261-009, J99299, JJW99299, 10066, 1018771001, 1018771-001, 5985-00-253-2568, 00-253-2568, 5985002532568, 002532568

Electrical and Electronic Equipment Components | Antennas, Waveguides, and Related Equipment

Supply Group (FSG) NSN Assign. NIIN
59 23 JUL 1969 00-253-2568

Drawings & Photos | NSN 5985-00-253-2568


Demand History | NSN 5985-00-253-2568

Part Number Request Date QTY Origin
5985-00-253-2568 2014-06-161 10 US
5985-00-253-2568 2014-06-156 7 us
5985-00-253-2568 2012-05-125 5 DIBBS
5985-00-253-2568 2011-06-181 6 DIBBS

Cross Reference | NSN 5985-00-253-2568

Part Number Cage Code Manufacturer
10066 97979 REON RESISTOR CORP
1018771-001 05037 ANACOMP, INC.
BAS1261-009 71590 CRL COMPONENTS INC
J99299 12697 CLAROSTAT SENSORS AND CONTROLS
JJW99299 01121 ROCKWELL AUTOMATION, INC.

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Technical Data | NSN 5985-00-253-2568

Characteristic Specifications
APPLICATION DESIGN PRINTED CIRCUIT BOARD
IMPEDANCE RATING IN OHMS 100.0 INPUT-OUTPUT
POWER RATING 5.0 WATTS AVERAGE
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS 1.0
OVERALL ATTENUATION RANGE IN DECIBELS 0.0 TO 30.0
ATTENUATION VARIATION METHOD CONTINUOUS
BODY STYLE 33A CYLINDRICAL W/SIDE TERMINALS
OVERALL LENGTH 2.400 INCHES NOMINAL
OVERALL WIDTH 1.401 INCHES NOMINAL
BODY DIAMETER 1.160 INCHES MAXIMUM
BODY LENGTH 1.270 INCHES MAXIMUM
ADJUSTMENT DEVICE TYPE AND QUANTITY 1 SHAFT
SHAFT TYPE ROUND
SHAFT DIAMETER 0.248 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
SHAFT LENGTH 1.130 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY 6 TAB, SOLDER LUG
MOUNTING FACILITY TYPE AND QUANTITY 1 THREADED STUD
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR UNEF
MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER 0.375 INCHES
MOUNTING THREAD QUANTITY 32 PER INCH
SPECIAL FEATURES WEAPON SYSTEM ESSENTIAL. OPER TEMP M 55.0 TI 95.0 DEG C ANTENNAS, WAVEGUIDES, AND RELATED EQUIPMENT.
CRITICALITY CODE JUSTIFICATION FEAT
III END ITEM IDENTIFICATION P-3 ORION AIRCRAFT.
III FSC APPLICATION DATA ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT

Restrictions/Controls & Freight Information | NSN 5985-00-253-2568

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; 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
Demilitarization Code:DMunitions List Item or Commerce Control List Item. Demilitarization required. Total destruction of the item and components so as to preclude restoration or repair to a usable condition by melting, cutting, tearing, scratching, crushing, breaking, punching, neutralizing, etc. (As an alternate, burial or deep water dumping may be used when coordinated with the DoD Demilitarization Program Office.)
Controlled Inventory Item Code:7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 061700 ELEC APPLIANCES/INSTRUMENTS NOI
Less than car load rating
Less than truck load rating J 100.2
Water commodity Code 658 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5985-00-253-2568

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each