PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43186Bonnet

Bk Tool Co Inc · NSN 4510-01-348-2225 · FSC 4510 · No Item Name Available
Verified by PartsTable
NSN 4510-01-348-2225 — this item is cataloged by the U.S. Government under National Stock Number 4510-01-348-2225. Primary manufacturer part number: 43186.
Features
  • Bonnet — FSC 4510
  • General Characteristics Item Description: BONNET WITH O-RING
  • 1 verified cross-reference
  • Primary manufacturer: Bk Tool Co Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bonnet, cataloged under National Stock Number 4510-01-348-2225, is classified within Federal Supply Class 4510 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Bk Tool Co Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4510-01-348-2225
Primary Part Number43186
Item NameBonnet
FSC / FSG4510 / 45 — No Item Name Available
ManufacturerBk Tool Co Inc
StatusACTIVE
General Characteristics Item DescriptionBONNET WITH O-RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4520-00-274-582043186 INTERCHANGEABLE
Pipe,air Conditioning-Heating
L3harris Technologies, Inc Div Space & Airborne Systems
5330-00-291-234960239 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5950-00-910-0025P27-158-01 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
6640-01-468-698143186 INTERCHANGEABLE
Guard Column
Dionex Corporation
Cross-Reference Index
Part NumberManufacturer
43186 Bk Tool Co Inc (USA)
Related Parts
4520-00-274-5820INTERCHANGEABLE
PIPE,AIR CONDITIONING-HEATING
43186
5330-00-291-2349INTERCHANGEABLE
SEAL,PLAIN ENCASED
60239
5950-00-910-0025INTERCHANGEABLE
TRANSFORMER,POWER
P27-158-01
6640-01-468-6981INTERCHANGEABLE
GUARD COLUMN
43186

Frequently Asked Questions

What is NSN 4510-01-348-2225?

NSN 4510-01-348-2225 is a Bonnet, manufactured by Bk Tool Co Inc, classified under FSC 4510 (No Item Name Available). Status: active.

What are the part numbers for NSN 4510-01-348-2225?

NSN 4510-01-348-2225 has 1 cross-referenced part number: 43186 (Bk Tool Co Inc).

What NSN replaces 4510-01-348-2225?

There are 4 known substitutes for 4510-01-348-2225: 4520-00-274-5820, 5330-00-291-2349, 5950-00-910-0025 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43186?

Key specifications for 43186: General Characteristics Item Description: BONNET WITH O-RING. 1 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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