PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1642764Seal Ring,metal

Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc · NSN 5330-01-583-2727 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-583-2727 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-583-2727. Primary manufacturer part number: 1642764.
Features
  • Seal Ring,metal — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal Ring,metal, cataloged under National Stock Number 5330-01-583-2727, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-583-2727
Primary Part Number1642764
Item NameSeal Ring,metal
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCrysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5950-00-022-7474 INTERCHANGEABLE
Transformer Assembly
6645-00-880-5927400252 INTERCHANGEABLE
Clock,panel
Waltham Aircraft Clock Corp
5950-00-899-5544 INTERCHANGEABLE
Coil,radio Frequency
1680-01-562-502440025-2 INTERCHANGEABLE
Housing,rh,aircraft
United Technologies Corp Hamilton Sundstrand Corp
7690-01-692-4727400252 INTERCHANGEABLE
Label
Pathfinder Digital Llc
Cross-Reference Index
Part NumberManufacturer
400252 Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc (USA)
1642764 PRIMARY Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc (USA)
Related Parts
5950-00-022-7474INTERCHANGEABLE
TRANSFORMER ASSEMBLY
6645-00-880-5927INTERCHANGEABLE
CLOCK,PANEL
400252
5950-00-899-5544INTERCHANGEABLE
COIL,RADIO FREQUENCY
1680-01-562-5024INTERCHANGEABLE
HOUSING,RH,AIRCRAFT
40025-2
7690-01-692-4727INTERCHANGEABLE
LABEL
400252

Frequently Asked Questions

What is NSN 5330-01-583-2727?

NSN 5330-01-583-2727 is a Seal Ring,metal, manufactured by Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-583-2727?

NSN 5330-01-583-2727 has 2 cross-referenced part numbers: 400252 (Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc), 1642764 (Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc).

What NSN replaces 5330-01-583-2727?

There are 5 known substitutes for 5330-01-583-2727: 5950-00-022-7474, 6645-00-880-5927, 5950-00-899-5544 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1642764?

Key specifications for 1642764: Part Name Assigned by Controlling Agency: PISTON SEAL; End Item Identification: 2320-01-522-1859. 2 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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