PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16821Packing Assembly

Gh Bettis a Galveston-Houston Co · NSN 5330-01-092-1443 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-092-1443 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-092-1443. Primary manufacturer part number: 16821.
Features
  • Packing Assembly — FSC 5330
  • Material: RUBBER SYNTHETIC INTERMEDIATE RING
  • Outside Diameter: 1.012 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: SPECIAL INTERMEDIATE RING
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING
  • Joint Type: SCARF-PERIPHERAL BOTTOM RING
  • Intermediate Ring Quantity: 1
  • Height: 0.745 INCHES NOMINAL IN
Applications
  • Applications requiring Rubber Synthetic Intermediate Ring construction
General Description

The Packing Assembly, cataloged under National Stock Number 5330-01-092-1443, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Gh Bettis a Galveston-Houston Co. Government technical data includes 13 verified specifications, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-092-1443
Primary Part Number16821
Item NamePacking Assembly
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerGh Bettis a Galveston-Houston Co
StatusACTIVE
MaterialRUBBER SYNTHETIC INTERMEDIATE RING
Outside Diameter1.012 INCHES NOMINAL IN
Cross-Sectional Shape StyleSPECIAL INTERMEDIATE RING
MaterialPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
Joint TypeSCARF-PERIPHERAL BOTTOM RING
Intermediate Ring Quantity1
Height0.745 INCHES NOMINAL IN
Cross-Sectional Shape StyleSQUARE/RECTANGULAR BOTTOM RING
Inside Diameter0.728 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
Cross-Sectional Shape StyleSQUARE/RECTANGULAR TOP RING
MaterialPLASTIC POLYTETRAFLUOROETHYLENE BOTTOM RING
Temp Rating-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
Joint TypeSCARF-PERIPHERAL TOP RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4730-00-116-0477M-3932 INTERCHANGEABLE
Strainer,suction
Marvel Engineering Company Inc
5330-00-121-3075 INTERCHANGEABLE
Seal,oil
3020-00-431-183816821 INTERCHANGEABLE
Sprocket Wheel
Wausau Equipment Company Llc Dba Schmidt Engineering & Equipment Inc Div Wausau Equipment Llc
4730-00-779-098016821 INTERCHANGEABLE
Packing Nut
Fmc Corp
5342-01-013-6043 INTERCHANGEABLE
Bracket,clamp
6610-01-125-873716821 INTERCHANGEABLE
Solenoid Assembly,rotary
Astronautics Corporation of America
6685-01-147-852416-819 INTERCHANGEABLE
Gage,pressure,dial Indicating
Hess Manufacturing Inc Div Blast-It-All
5955-01-266-5768755090A0247-1 INTERCHANGEABLE
Crystal Unit,quartz
Marine Corps
5920-01-473-043716821 INTERCHANGEABLE
Fuse,cartridge
Itw Food Equipment Group Llc Dba Gaylord Industries
5920-01-605-31021682-1 INTERCHANGEABLE
Arrester,electrical Surge
Attwood Corp
Cross-Reference Index
Part NumberManufacturer
16821 Gh Bettis a Galveston-Houston Co (USA)
Related Parts
4730-00-116-0477INTERCHANGEABLE
STRAINER,SUCTION
M-3932
5330-00-121-3075INTERCHANGEABLE
SEAL,OIL
3020-00-431-1838INTERCHANGEABLE
SPROCKET WHEEL
16821
4730-00-779-0980INTERCHANGEABLE
PACKING NUT
16821
5342-01-013-6043INTERCHANGEABLE
BRACKET,CLAMP
6610-01-125-8737INTERCHANGEABLE
SOLENOID ASSEMBLY,ROTARY
16821
6685-01-147-8524INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
16-819
5955-01-266-5768INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
755090A0247-1
5920-01-473-0437INTERCHANGEABLE
FUSE,CARTRIDGE
16821
5920-01-605-3102INTERCHANGEABLE
ARRESTER,ELECTRICAL SURGE
1682-1
5305-01-720-5671INTERCHANGEABLE
SCREW,MACHINE
16821

Frequently Asked Questions

What is NSN 5330-01-092-1443?

NSN 5330-01-092-1443 is a Packing Assembly, manufactured by Gh Bettis a Galveston-Houston Co, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-092-1443?

NSN 5330-01-092-1443 has 1 cross-referenced part number: 16821 (Gh Bettis a Galveston-Houston Co).

What NSN replaces 5330-01-092-1443?

There are 11 known substitutes for 5330-01-092-1443: 4730-00-116-0477, 5330-00-121-3075, 3020-00-431-1838 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16821?

Key specifications for 16821: Material: RUBBER SYNTHETIC INTERMEDIATE RING; Outside Diameter: 1.012 INCHES NOMINAL IN; Cross-Sectional Shape Style: SPECIAL INTERMEDIATE RING; Material: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING. 13 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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