PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PS361Sealing Washer Assembly

U S Seal Mfg Corp · NSN 5330-00-905-3399 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-905-3399 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-905-3399. Primary manufacturer part number: PS361.
Features
  • Sealing Washer Assembly — FSC 5330
  • Reference Number Differentiating Characteristics: W/CERAMIC SEAT,SIZE 1-7/8 BY 1-1/4 IN. IN
  • 1 verified cross-reference
  • Primary manufacturer: U S Seal Mfg Corp
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Sealing Washer Assembly, cataloged under National Stock Number 5330-00-905-3399, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Seal Mfg Corp. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-905-3399
Primary Part NumberPS361
Item NameSealing Washer Assembly
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerU S Seal Mfg Corp
StatusACTIVE
Reference Number Differentiating CharacteristicsW/CERAMIC SEAT,SIZE 1-7/8 BY 1-1/4 IN. IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3020-00-231-873540CL INTERCHANGEABLE
Link,roller Chain
Union Chain Div of Ust Inc
6130-01-335-0435PS-361 INTERCHANGEABLE
Power Supply
Astro-Geo-Marine Inc
Cross-Reference Index
Part NumberManufacturer
PS361 U S Seal Mfg Corp (USA)
Related Parts
3020-00-231-8735INTERCHANGEABLE
LINK,ROLLER CHAIN
40CL
6130-01-335-0435INTERCHANGEABLE
POWER SUPPLY
PS-361

Frequently Asked Questions

What is NSN 5330-00-905-3399?

NSN 5330-00-905-3399 is a Sealing Washer Assembly, manufactured by U S Seal Mfg Corp, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-905-3399?

NSN 5330-00-905-3399 has 1 cross-referenced part number: PS361 (U S Seal Mfg Corp).

What NSN replaces 5330-00-905-3399?

There are 2 known substitutes for 5330-00-905-3399: 3020-00-231-8735, 6130-01-335-0435. Verify interchangeability with system specifications before substitution.

What are the specifications of PS361?

Key specifications for PS361: Reference Number Differentiating Characteristics: W/CERAMIC SEAT,SIZE 1-7/8 BY 1-1/4 IN. IN. 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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