PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30933Retainer,packing

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 5330-01-421-0449 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-421-0449 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-421-0449. Primary manufacturer part number: 30933.
Features
  • Retainer,packing — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Circor Aerospace, Inc. Dba Circor Aerospace Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Retainer,packing, cataloged under National Stock Number 5330-01-421-0449, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,packing
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersCircor Aerospace, Inc. Dba Circor Aerospace Inc (CAGE 91816)
Technical Specifications
ParameterValue
NSN5330-01-421-0449
Primary Part Number30933
Item NameRetainer,packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-100-0317472 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5950-00-156-213930933 INTERCHANGEABLE
Reactor
Naval Ship Systems Command
3020-00-735-3809GF90 INTERCHANGEABLE
Gear,spur
Wisconsin Motors, Llc
4820-01-136-7604 INTERCHANGEABLE
Disk,valve
5365-01-160-471730933 INTERCHANGEABLE
Shim
Moog Inc. Dba Ampac-Isp Corp
6210-01-314-796930933 INTERCHANGEABLE
Light,indicator
Forenta Lp
Cross-Reference Index
Part NumberManufacturer
30933 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
Related Parts
3110-00-100-0317INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
472
5950-00-156-2139INTERCHANGEABLE
REACTOR
30933
3020-00-735-3809INTERCHANGEABLE
GEAR,SPUR
GF90
4820-01-136-7604INTERCHANGEABLE
DISK,VALVE
5365-01-160-4717INTERCHANGEABLE
SHIM
30933
6210-01-314-7969INTERCHANGEABLE
LIGHT,INDICATOR
30933

Frequently Asked Questions

What is NSN 5330-01-421-0449?

NSN 5330-01-421-0449 is a Retainer,packing, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-421-0449?

NSN 5330-01-421-0449 has 1 cross-referenced part number: 30933 (Circor Aerospace, Inc. Dba Circor Aerospace Inc).

What NSN replaces 5330-01-421-0449?

There are 6 known substitutes for 5330-01-421-0449: 3110-00-100-0317, 5950-00-156-2139, 3020-00-735-3809 and 3 more. Verify interchangeability with system specifications before substitution.

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