PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21057Seal

Como Industrial Equipment, Inc. Dba Como Filtration Systems · NSN 5330-01-168-5401 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-168-5401 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-168-5401. Primary manufacturer part number: 21057.
Features
  • Seal — FSC 5330
  • 3 verified cross-references
  • Primary manufacturer: Como Industrial Equipment, Inc. Dba Como Filtration Systems
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal, cataloged under National Stock Number 5330-01-168-5401, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Como Industrial Equipment, Inc. Dba Como Filtration Systems. This item has 3 commercial cross-references 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
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersComo Industrial Equipment, Inc. Dba Como Filtration Systems (CAGE 0RFB8)
Technical Specifications
ParameterValue
NSN5330-01-168-5401
Primary Part Number21057
Item NameSeal
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerComo Industrial Equipment, Inc. Dba Como Filtration Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-176-0705756369 INTERCHANGEABLE
Spring,cam Follow
Fwd Seagrave Holdings Lp
5330-00-292-0490 INTERCHANGEABLE
Seal,plain Encased
4130-00-405-9960 INTERCHANGEABLE
Valve,suction
3950-00-463-5259 INTERCHANGEABLE
Cam,brake
3040-00-463-5261 INTERCHANGEABLE
Shaft,shouldered
5930-00-754-8508310-71 INTERCHANGEABLE
Switch,rotary
Keysight Technologies Inc
5905-00-816-4311210-57 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Keysight Technologies Inc
5315-00-823-8767 INTERCHANGEABLE
Pin,straight,headless
5950-00-905-9289667-0091-000 INTERCHANGEABLE
Transformer,audio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5935-00-963-618131-3107-1 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
Cross-Reference Index
Part NumberManufacturer
21057 Como Industrial Equipment, Inc. Dba Como Filtration Systems (USA)
3-1071 Como Industrial Equipment, Inc. Dba Como Filtration Systems (USA)
21042 Como Industrial Equipment, Inc. Dba Como Filtration Systems (USA)
Related Parts
5360-00-176-0705INTERCHANGEABLE
SPRING,CAM FOLLOW
756369
5330-00-292-0490INTERCHANGEABLE
SEAL,PLAIN ENCASED
4130-00-405-9960INTERCHANGEABLE
VALVE,SUCTION
3950-00-463-5259INTERCHANGEABLE
CAM,BRAKE
3040-00-463-5261INTERCHANGEABLE
SHAFT,SHOULDERED
5930-00-754-8508INTERCHANGEABLE
SWITCH,ROTARY
310-71
5905-00-816-4311INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
210-57
5315-00-823-8767INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5950-00-905-9289INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
667-0091-000
5935-00-963-6181INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
31-3107-1
4330-01-040-5516INTERCHANGEABLE
FILTER ELEMENT,FLUID
921042
5930-01-075-0224INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 5330-01-168-5401?

NSN 5330-01-168-5401 is a Seal, manufactured by Como Industrial Equipment, Inc. Dba Como Filtration Systems, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-168-5401?

NSN 5330-01-168-5401 has 3 cross-referenced part numbers: 21057 (Como Industrial Equipment, Inc. Dba Como Filtration Systems), 3-1071 (Como Industrial Equipment, Inc. Dba Como Filtration Systems), 21042 (Como Industrial Equipment, Inc. Dba Como Filtration Systems).

What NSN replaces 5330-01-168-5401?

There are 12 known substitutes for 5330-01-168-5401: 5360-00-176-0705, 5330-00-292-0490, 4130-00-405-9960 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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