PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

921-4Seal,washer

Risbridger Ltd · NSN 5330-00-152-3270 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-152-3270 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-152-3270. Primary manufacturer part number: 921-4.
Features
  • Seal,washer — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Risbridger Ltd
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Seal,washer, cataloged under National Stock Number 5330-00-152-3270, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Risbridger Ltd. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal,washer
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersRisbridger Ltd (CAGE K6057)
Technical Specifications
ParameterValue
NSN5330-00-152-3270
Primary Part Number921-4
Item NameSeal,washer
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerRisbridger Ltd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-6147MS19059-2408 INTERCHANGEABLE
Ball,bearing
American Society for Testing and Materials Dba Astm International
4720-00-133-27389-857 INTERCHANGEABLE
Hose Assembly,nonmetallic
Pdi Ground Support Systems, Inc.
4510-00-216-5473K60AC INTERCHANGEABLE
Piston Assembly,flush Valve
Sloan Valve Company
5330-00-338-5510220-9214 INTERCHANGEABLE
Packing,preformed
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
2825-00-388-69049214 INTERCHANGEABLE
Guide,piston
Northrop Grumman Systems Corporation Div Marine Systems
5950-00-648-47621570 INTERCHANGEABLE
Transformer,power
Faraday Llc
5945-00-774-97389214 INTERCHANGEABLE
Relay,electromagnetic
Leach International Corp Div Leach International Corporation
3910-00-832-60019-21-4 INTERCHANGEABLE
Conveyor,drag
Lake Shore Systems, Inc.
5905-00-858-95099214 INTERCHANGEABLE
Resistor,thermal
Electro Scientific Industries Inc
6145-01-096-6841 INTERCHANGEABLE
Cable,radio Frequency
Cross-Reference Index
Part NumberManufacturer
921-4 PRIMARY Risbridger Ltd (GBR)
Related Parts
3110-00-100-6147INTERCHANGEABLE
BALL,BEARING
MS19059-2408
4720-00-133-2738INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
9-857
4510-00-216-5473INTERCHANGEABLE
PISTON ASSEMBLY,FLUSH VALVE
K60AC
5330-00-338-5510INTERCHANGEABLE
PACKING,PREFORMED
220-9214
2825-00-388-6904INTERCHANGEABLE
GUIDE,PISTON
9214
5950-00-648-4762INTERCHANGEABLE
TRANSFORMER,POWER
1570
5945-00-774-9738INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
9214
3910-00-832-6001INTERCHANGEABLE
CONVEYOR,DRAG
9-21-4
5905-00-858-9509INTERCHANGEABLE
RESISTOR,THERMAL
9214
6145-01-096-6841INTERCHANGEABLE
CABLE,RADIO FREQUENCY
5950-01-097-9245INTERCHANGEABLE
COIL,RADIO FREQUENCY
6640-01-365-6182INTERCHANGEABLE
CUVETTE,BLOOD SAMPLE
9214

Frequently Asked Questions

What is NSN 5330-00-152-3270?

NSN 5330-00-152-3270 is a Seal,washer, manufactured by Risbridger Ltd, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-152-3270?

NSN 5330-00-152-3270 has 1 cross-referenced part number: 921-4 (Risbridger Ltd).

What NSN replaces 5330-00-152-3270?

There are 12 known substitutes for 5330-00-152-3270: 3110-00-100-6147, 4720-00-133-2738, 4510-00-216-5473 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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