PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3591-3CN380Insert,screw Thread

Stanley Engineered Fastening Llc · NSN 5325-00-514-2771 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-514-2771 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-514-2771. Primary manufacturer part number: 3591-3CN380.
Features
  • Insert,screw Thread — FSC 5325
  • Material: STEEL CORROSION RESISTING OVERALL
  • Material Document and Classification: AMS 7245 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Length: 0.380 INCHES NOMINAL IN
  • Style Designator: COIL
  • Insert Size: 0.236 IN. MIN,0.256 IN. MAX IN
  • 2 verified cross-references
  • Primary manufacturer: Stanley Engineered Fastening Llc
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 5325-00-514-2771, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stanley Engineered Fastening Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-514-2771
Primary Part Number3591-3CN380
Item NameInsert,screw Thread
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerStanley Engineered Fastening Llc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Material Document and ClassificationAMS 7245 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Length0.380 INCHES NOMINAL IN
Style DesignatorCOIL
Insert Size0.236 IN. MIN,0.256 IN. MAX IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5325-00-008-29243591-3CN380 INTERCHANGEABLE
Insert,screw Thread
Armstrong Precision Components Ltd
5310-00-208-263152ZE074 INTERCHANGEABLE
Nut,self-Locking,hexagon
Esna, Llc
5310-00-208-4875 INTERCHANGEABLE
Nut,self-Locking,spline
5310-00-208-4880 INTERCHANGEABLE
Nut,self-Locking,spline
5310-00-208-492442ND36-070 INTERCHANGEABLE
Nut,self-Locking,spline
Esna, Llc
5310-00-274-886710-78363 INTERCHANGEABLE
Nut,self-Locking,hexagon
Unison Industries Llc
5310-00-275-43111106S1032 INTERCHANGEABLE
Nut,self-Locking,plate
Cal-Van Tools Div of Chemi-Trol Chemical Co
5310-00-285-5562 INTERCHANGEABLE
Nut,plain,plate
5310-00-515-8905 INTERCHANGEABLE
Nut,self-Locking,hexagon
5325-00-721-7653MS21209F1-20 INTERCHANGEABLE
Insert,screw Thread
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
3591-3CN380 PRIMARY Stanley Engineered Fastening Llc (USA)
N25027 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5325-00-008-2924INTERCHANGEABLE
INSERT,SCREW THREAD
3591-3CN380
5310-00-208-2631INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
52ZE074
5310-00-208-4875INTERCHANGEABLE
NUT,SELF-LOCKING,SPLINE
5310-00-208-4880INTERCHANGEABLE
NUT,SELF-LOCKING,SPLINE
5310-00-208-4924INTERCHANGEABLE
NUT,SELF-LOCKING,SPLINE
42ND36-070
5310-00-274-8867INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
10-78363
5310-00-275-4311INTERCHANGEABLE
NUT,SELF-LOCKING,PLATE
1106S1032
5310-00-285-5562INTERCHANGEABLE
NUT,PLAIN,PLATE
5310-00-515-8905INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5325-00-721-7653INTERCHANGEABLE
INSERT,SCREW THREAD
MS21209F1-20
5310-00-808-2602INTERCHANGEABLE
NUT,SELF-LOCKING,SPLINE
42ND8-428

Frequently Asked Questions

What is NSN 5325-00-514-2771?

NSN 5325-00-514-2771 is a Insert,screw Thread, manufactured by Stanley Engineered Fastening Llc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-514-2771?

NSN 5325-00-514-2771 has 2 cross-referenced part numbers: 3591-3CN380 (Stanley Engineered Fastening Llc), N25027 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5325-00-514-2771?

There are 11 known substitutes for 5325-00-514-2771: 5325-00-008-2924, 5310-00-208-2631, 5310-00-208-4875 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3591-3CN380?

Key specifications for 3591-3CN380: Material: STEEL CORROSION RESISTING OVERALL; Material Document and Classification: AMS 7245 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Length: 0.380 INCHES NOMINAL IN; Style Designator: COIL. 5 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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