NSN 5999-00-105-0854, 5999001050854
DELAY LINE SET

Federal Supply Classification: FSC 5999 - Miscellaneous Electrical and Electronic Components
National Item Identification Number: NIIN 001050854
Codification Country: United States
Item Name Code: INC 21854
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 5999-00-105-0854

National Stock Number (NSN) 5999-00-105-0854, or NIIN 001050854, (delay line set) was assigned July 8, 1968 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 13, 2020, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. 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) 21854. [A COMPLETE SET UTILIZING DELAY LINES AND ASSOCIATED COMPONENTS TO EFFECT A PREDETERMINED TIME DELAY OF A SIGNAL(S) FOR APPLICATION TO OTHER COMPONENTS.]. 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 5999001050854 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

SPECIAL FEATURES: (FEAT) CRYSTAL TYPE;TIME DELAY DATA,6 DELAY OUTPUTS,707 USEC MAX TIME DELAY,CONTINUOUS DEALY;O/A DIMS:8-3/4 X 10-15/32 X 13 5/16 IN.;12 SCREW TYPE TERMINALS;COMPLEMENT DATA:WESTERN ELECTRIC CO. ITEMS-CONNECTOR ADAPTER P/N G243465-1(12),R.F. CABLE ASSY P/N G306380(1),DELAY LINE MATCHED SET P/N G306278(1)