PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

353803Ring,retaining

Lockheed Martin Corp · NSN 5325-01-435-0771 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-435-0771 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-435-0771. Primary manufacturer part number: 353803.
Features
  • Ring,retaining — FSC 5325
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-435-0771, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-435-0771
Primary Part Number353803
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2520-00-360-8323353803 INTERCHANGEABLE
Parts Kit,hydraulic Transmission
Mitsubishi Caterpillar Forklift America, Inc
4720-01-284-1662 INTERCHANGEABLE
Hose Assembly,nonmetallic
Cross-Reference Index
Part NumberManufacturer
353803 PRIMARY Lockheed Martin Corp (USA)
Related Parts
2520-00-360-8323INTERCHANGEABLE
PARTS KIT,HYDRAULIC TRANSMISSION
353803
4720-01-284-1662INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC

Frequently Asked Questions

What is NSN 5325-01-435-0771?

NSN 5325-01-435-0771 is a Ring,retaining, manufactured by Lockheed Martin Corp, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-435-0771?

NSN 5325-01-435-0771 has 1 cross-referenced part number: 353803 (Lockheed Martin Corp).

What NSN replaces 5325-01-435-0771?

There are 2 known substitutes for 5325-01-435-0771: 2520-00-360-8323, 4720-01-284-1662. Verify interchangeability with system specifications before substitution.

What are the specifications of 353803?

Key specifications for 353803: End Item Identification: CENTRE WING BLEED LOWER FAIRLEAD CC130 HERCULES. 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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