PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS21209F7-10LInsert,screw Thread

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5325-01-425-2454 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-425-2454 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-425-2454. Primary manufacturer part number: MS21209F7-10L.
Features
  • Insert,screw Thread — FSC 5325
  • Thread Series Designator: UNF
  • Length: 0.438 INCHES NOMINAL IN
  • Material Document and Classification: AMS 7245 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: LUBRICANT OVERALL
  • Style Designator: COIL
  • Thread Quantity Per Inch: 20
  • Material: STEEL CORROSION RESISTING OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-01-425-2454, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5325-01-425-2454
Primary Part NumberMS21209F7-10L
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 Series DesignatorUNF
Length0.438 INCHES NOMINAL IN
Material Document and ClassificationAMS 7245 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentLUBRICANT OVERALL
Style DesignatorCOIL
Thread Quantity Per Inch20
MaterialSTEEL CORROSION RESISTING OVERALL
Thread Class2A A
Insert Size0.524 IN. MIN,0.529 IN. MAX IN
Nominal Thread Size0.437 INCHES IN
Thread DirectionRIGHT-HAND
Thread Length0.438 INCHES NOMINAL IN
ColorGRAY/GREY
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
5325-01-395-5075MS21209C1-10L INTERCHANGEABLE
Insert,screw Thread
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
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
5325-01-468-0061 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
MS21209F7-10L Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-I-8846 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS21209F7-10L PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NASM21209 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
5325PL0964275 Jednolity Indeks Materialowy - Uniform Material Index (POL)
10318169 Nimikkeistokeskus Ncb Finland (FIN)
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
5325-01-395-5075INTERCHANGEABLE
INSERT,SCREW THREAD
MS21209C1-10L
5325-01-399-1963INTERCHANGEABLE
INSERT,SCREW THREAD
5325-01-421-8404INTERCHANGEABLE
INSERT,SCREW THREAD
MS21209C0825P
5325-01-468-0061INTERCHANGEABLE
INSERT,SCREW THREAD
5325-01-500-4411INTERCHANGEABLE
INSERT,SCREW THREAD
4691-6CN0333

Frequently Asked Questions

What is NSN 5325-01-425-2454?

NSN 5325-01-425-2454 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 5325-01-425-2454?

NSN 5325-01-425-2454 has 6 cross-referenced part numbers: MS21209F7-10L (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-I-8846 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS21209F7-10L (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NASM21209 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 5325PL0964275 (Jednolity Indeks Materialowy - Uniform Material Index) and 1 more.

What NSN replaces 5325-01-425-2454?

There are 10 known substitutes for 5325-01-425-2454: 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 MS21209F7-10L?

Key specifications for MS21209F7-10L: Thread Series Designator: UNF; Length: 0.438 INCHES NOMINAL IN; Material Document and Classification: AMS 7245 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: LUBRICANT OVERALL. 13 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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