PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101216Delay Line

Microsemi Corp. - Rf Signal Processing · NSN 5999-01-421-7685 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-421-7685 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-421-7685. Primary manufacturer part number: 101216.
Features
  • Delay Line — FSC 5999
  • 2 verified cross-references
  • Primary manufacturer: Microsemi Corp. - Rf Signal Processing
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Delay Line, cataloged under National Stock Number 5999-01-421-7685, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Microsemi Corp. - Rf Signal Processing. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-01-421-7685
Primary Part Number101216
Item NameDelay Line
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerMicrosemi Corp. - Rf Signal Processing
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5998-00-491-5687101216 SUCCESSOR
Circuit Card Assembly
Aimtron Systems, Llc
3110-00-198-1297101216 INTERCHANGEABLE
Bearing,ball,annular
Mcculloch Corp
5330-00-579-818810126 INTERCHANGEABLE
Seal,plain Encased
Dana Off Highway Products, Llc
2530-01-206-8562101216 INTERCHANGEABLE
Adjuster,slack,brake
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
4820-01-270-50765208HN-0800-03H1 INTERCHANGEABLE
Disk,valve
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
4820-01-300-29735208HN-0800 AND 101216 INTERCHANGEABLE
Valve,check
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
2590-01-619-6412CC6101B INTERCHANGEABLE
Support,retractable,semitrailer
Schutt Industries of Clintonville, Wis., Inc. Div Schutt Industries of Clintonville, Wi Inc.
Cross-Reference Index
Part NumberManufacturer
101216 PRIMARY Microsemi Corp. - Rf Signal Processing (USA)
11474904-001 Us Army Aviation and Missile Command (USA)
Related Parts
5998-00-491-5687SUCCESSOR
CIRCUIT CARD ASSEMBLY
101216
3110-00-198-1297INTERCHANGEABLE
BEARING,BALL,ANNULAR
101216
5330-00-579-8188INTERCHANGEABLE
SEAL,PLAIN ENCASED
10126
2530-01-206-8562INTERCHANGEABLE
ADJUSTER,SLACK,BRAKE
101216
4820-01-270-5076INTERCHANGEABLE
DISK,VALVE
5208HN-0800-03H1
4820-01-300-2973INTERCHANGEABLE
VALVE,CHECK
5208HN-0800 AND 101216
2590-01-619-6412INTERCHANGEABLE
SUPPORT,RETRACTABLE,SEMITRAILER
CC6101B

Frequently Asked Questions

What is NSN 5999-01-421-7685?

NSN 5999-01-421-7685 is a Delay Line, manufactured by Microsemi Corp. - Rf Signal Processing, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-421-7685?

NSN 5999-01-421-7685 has 2 cross-referenced part numbers: 101216 (Microsemi Corp. - Rf Signal Processing), 11474904-001 (Us Army Aviation and Missile Command).

What NSN replaces 5999-01-421-7685?

There are 7 known substitutes for 5999-01-421-7685: 5998-00-491-5687, 3110-00-198-1297, 5330-00-579-8188 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101216?

Key specifications for 101216: End Item Identification: PATRIOT, SURFACE TO AIR MISSILES; End Item Identification: PATRIOT, SURFACE TO AIR MISSILES. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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