PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS21209C1-10LInsert,screw Thread

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5325-01-395-5075 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-395-5075 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-395-5075. Primary manufacturer part number: MS21209C1-10L.
Features
  • Insert,screw Thread — FSC 5325
  • Thread Length: 0.190 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 24
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL CORROSION RESISTING ACTUATOR ARM
  • Surface Treatment: CADMIUM ACTUATOR ARM
  • Style Designator: COIL
  • Surface Treatment Document and Classification: QQ-P-416,TYPE II FED SPEC SINGLE TREATMENT RESPONSE ACTUATOR ARM
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Actuator Arm construction
General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-01-395-5075, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-395-5075
Primary Part NumberMS21209C1-10L
Item NameInsert,screw Thread
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Thread Length0.190 INCHES NOMINAL IN
Thread Quantity Per Inch24
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL CORROSION RESISTING ACTUATOR ARM
Surface TreatmentCADMIUM ACTUATOR ARM
Style DesignatorCOIL
Surface Treatment Document and ClassificationQQ-P-416,TYPE II FED SPEC SINGLE TREATMENT RESPONSE ACTUATOR ARM
Thread DirectionRIGHT-HAND
Thread Class2B
Nominal Thread Size0.190 INCHES IN
Length0.190 INCHES NOMINAL IN
Insert Size0.190 IN. OD IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5325-00-803-7150MS21209F8-10 INTERCHANGEABLE
Insert,screw Thread
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-00-843-0003 INTERCHANGEABLE
Insert,screw Thread
5325-01-364-7728 INTERCHANGEABLE
Insert,screw Thread
5325-01-365-1219MS21209C0230L INTERCHANGEABLE
Insert,screw Thread
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-01-387-0517 INTERCHANGEABLE
Insert,screw Thread
5325-01-399-1963 INTERCHANGEABLE
Insert,screw Thread
5325-01-421-8404MS21209C0825P INTERCHANGEABLE
Insert,screw Thread
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-01-425-2454MS21209F7-10L INTERCHANGEABLE
Insert,screw Thread
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-01-468-0061 INTERCHANGEABLE
Insert,screw Thread
5325-01-500-44114691-6CN0333 INTERCHANGEABLE
Insert,screw Thread
Emhart Teknologies Llc Dba Pop Fasteners Div Emhart Inds
Cross-Reference Index
Part NumberManufacturer
MS21209C1-10L Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
NASM21209 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MIL-I-8846 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS21209C1-10L PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5325-00-803-7150INTERCHANGEABLE
INSERT,SCREW THREAD
MS21209F8-10
5325-00-843-0003INTERCHANGEABLE
INSERT,SCREW THREAD
5325-01-364-7728INTERCHANGEABLE
INSERT,SCREW THREAD
5325-01-365-1219INTERCHANGEABLE
INSERT,SCREW THREAD
MS21209C0230L
5325-01-387-0517INTERCHANGEABLE
INSERT,SCREW THREAD
5325-01-399-1963INTERCHANGEABLE
INSERT,SCREW THREAD
5325-01-421-8404INTERCHANGEABLE
INSERT,SCREW THREAD
MS21209C0825P
5325-01-425-2454INTERCHANGEABLE
INSERT,SCREW THREAD
MS21209F7-10L
5325-01-468-0061INTERCHANGEABLE
INSERT,SCREW THREAD
5325-01-500-4411INTERCHANGEABLE
INSERT,SCREW THREAD
4691-6CN0333

Frequently Asked Questions

What is NSN 5325-01-395-5075?

NSN 5325-01-395-5075 is a Insert,screw Thread, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-395-5075?

NSN 5325-01-395-5075 has 4 cross-referenced part numbers: MS21209C1-10L (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), NASM21209 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MIL-I-8846 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS21209C1-10L (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5325-01-395-5075?

There are 10 known substitutes for 5325-01-395-5075: 5325-00-803-7150, 5325-00-843-0003, 5325-01-364-7728 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS21209C1-10L?

Key specifications for MS21209C1-10L: Thread Length: 0.190 INCHES NOMINAL IN; Thread Quantity Per Inch: 24; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material: STEEL CORROSION RESISTING ACTUATOR ARM. 12 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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