PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G421Bracket,mounting

W S Darley & Co Div Darley Pump Division · NSN 5340-01-518-2540 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-518-2540 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-518-2540. Primary manufacturer part number: G421.
Features
  • Bracket,mounting — FSC 5340
  • 2 verified cross-references
  • Primary manufacturer: W S Darley & Co Div Darley Pump Division
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Bracket,mounting, cataloged under National Stock Number 5340-01-518-2540, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is W S Darley & Co Div Darley Pump Division. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-518-2540
Primary Part NumberG421
Item NameBracket,mounting
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerW S Darley & Co Div Darley Pump Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 4
5305-00-056-826516762694-001 INTERCHANGEABLE
Screw,shoulder
Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services
9150-00-261-8296LUBRICANT24 INTERCHANGEABLE
Grease,plug Valve
Acf Industries Inc
2805-00-354-9506G421 INTERCHANGEABLE
Guide,valve Stem
Eaton Corp Dba Eaton Aerospace Jackson
5325-00-598-1296 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
1365203 Pierce Manufacturing Inc (USA)
G421 PRIMARY W S Darley & Co Div Darley Pump Division (USA)
Related Parts
5305-00-056-8265INTERCHANGEABLE
SCREW,SHOULDER
16762694-001
9150-00-261-8296INTERCHANGEABLE
GREASE,PLUG VALVE
LUBRICANT24
2805-00-354-9506INTERCHANGEABLE
GUIDE,VALVE STEM
G421
5325-00-598-1296INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5340-01-518-2540?

NSN 5340-01-518-2540 is a Bracket,mounting, manufactured by W S Darley & Co Div Darley Pump Division, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-518-2540?

NSN 5340-01-518-2540 has 2 cross-referenced part numbers: 1365203 (Pierce Manufacturing Inc), G421 (W S Darley & Co Div Darley Pump Division).

What NSN replaces 5340-01-518-2540?

There are 4 known substitutes for 5340-01-518-2540: 5305-00-056-8265, 9150-00-261-8296, 2805-00-354-9506 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G421?

Key specifications for G421: Special Features: TRIPLE-LUG LOCKS; Part Name Assigned by Controlling Agency: 1.5 INCH NOZZLE HOLDER BRACKET IN; End Item Identification: 4210-01-486-1035 TFFT (TACTICAL FIRE FIGHTING TRUCK). 3 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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