NSN 5325-01-158-2201 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-158-2201. Manufacturer of record part number: 253009 PIECE 42.
Manufacturer of record: Huntington Ingalls Inc Div Newport News Shipbuilding
Identification
NSN: 5325-01-158-2201
NIIN: 011582201
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: 253009 PIECE 42
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
General Description
The Insert,screw Thread, cataloged under National Stock Number 5325-01-158-2201, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5325-01-158-2201
Primary Part Number
253009 PIECE 42
Item Name
Insert,screw Thread
FSC / FSG
5325 / 53 — Fastening Devices
Manufacturer
Huntington Ingalls Inc Div Newport News Shipbuilding
Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
No interchangeability data on file.
Other items in FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884
5325-00-000-1884 · Item name not on file
5325-00-000-9988
5325-00-000-9988 · Item name not on file
5325-00-001-1567
RING,RETAINING
5325-00-001-2043
FASTENER,PANEL
5325-00-001-3842
RING,RETAINING
5325-00-001-3858
5325-00-001-3858 · Item name not on file
5325-00-001-3871
RING,RETAINING
5325-00-001-4317
RING,RETAINING
Frequently Asked Questions
What is NSN 5325-01-158-2201?
NSN 5325-01-158-2201 is a Insert,screw Thread, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5325, Fastening Devices. Status: active.
What part numbers are listed for NSN 5325-01-158-2201?
NSN 5325-01-158-2201 has 1 manufacturer part number on file: 253009 PIECE 42 (Huntington Ingalls Inc Div Newport News Shipbuilding).
What are the specifications of 253009 PIECE 42?
Key specifications for 253009 PIECE 42: Width Across Flats: 2.000 INCHES NOMINAL IN; Length: 2.250 INCHES NOMINAL IN; Flange Thickness: 0.250 INCHES NOMINAL IN; Insert Size: 1.750-12 UNC 3A A. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5325-01-158-2201 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.