PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21234Packing,preformed

Industrial Technologies and Services Llc · NSN 5330-00-591-2709 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-591-2709 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-591-2709. Primary manufacturer part number: 21234.
Features
  • Packing,preformed — FSC 5330
  • Center Hole Diameter: 0.882 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
  • Peripheral Diameter: 1.365 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: SQUARE/RECTANGULAR
  • Cross-Sectional Height: 0.250 INCHES NOMINAL IN
  • Material: CARBON OVERALL
  • Joint Type: BUTT OVERALL
  • 1 verified cross-reference
Applications
  • Applications requiring Carbon Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-00-591-2709, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Industrial Technologies and Services Llc. Government technical data includes 6 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-591-2709
Primary Part Number21234
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerIndustrial Technologies and Services Llc
StatusACTIVE
Center Hole Diameter0.882 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
Peripheral Diameter1.365 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
Cross-Sectional Shape StyleSQUARE/RECTANGULAR
Cross-Sectional Height0.250 INCHES NOMINAL IN
MaterialCARBON OVERALL
Joint TypeBUTT OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5110-00-186-6693 INTERCHANGEABLE
Reamer,hand
5365-00-202-167121234 INTERCHANGEABLE
Spacer,sleeve
Eaton Aerospace Llc
5330-00-286-7059 INTERCHANGEABLE
Seal,plain Encased
6685-00-487-461347B50 INTERCHANGEABLE
Indicator,temperature,electrical
Horizon Aerospace Llc Dba Magnetics Division
5310-00-550-436922ND16-02 INTERCHANGEABLE
Nut,self-Locking,spline
Esna, Llc
3120-00-575-589721-234 INTERCHANGEABLE
Bearing Half,sleeve
Dresser Industries Inc Waukesha Engine Div
6685-01-377-6378 INTERCHANGEABLE
Gage,pressure,dial Indicating
4820-01-418-707721234-1010-2 INTERCHANGEABLE
Flange,gland,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-422-026821234-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-422-027121234-1010-1 INTERCHANGEABLE
Flange,gland,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21234 PRIMARY Industrial Technologies and Services Llc (USA)
Related Parts
5110-00-186-6693INTERCHANGEABLE
REAMER,HAND
5365-00-202-1671INTERCHANGEABLE
SPACER,SLEEVE
21234
5330-00-286-7059INTERCHANGEABLE
SEAL,PLAIN ENCASED
6685-00-487-4613INTERCHANGEABLE
INDICATOR,TEMPERATURE,ELECTRICAL
47B50
5310-00-550-4369INTERCHANGEABLE
NUT,SELF-LOCKING,SPLINE
22ND16-02
3120-00-575-5897INTERCHANGEABLE
BEARING HALF,SLEEVE
21-234
6685-01-377-6378INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
4820-01-418-7077INTERCHANGEABLE
FLANGE,GLAND,VALVE
21234-1010-2
4820-01-422-0268INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21234-001
4820-01-422-0271INTERCHANGEABLE
FLANGE,GLAND,VALVE
21234-1010-1
4820-01-422-0272INTERCHANGEABLE
STEM,NEEDLE VALVE
21234-1009-1
4820-01-422-0294INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
21234-850-1

Frequently Asked Questions

What is NSN 5330-00-591-2709?

NSN 5330-00-591-2709 is a Packing,preformed, manufactured by Industrial Technologies and Services Llc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-591-2709?

NSN 5330-00-591-2709 has 1 cross-referenced part number: 21234 (Industrial Technologies and Services Llc).

What NSN replaces 5330-00-591-2709?

There are 12 known substitutes for 5330-00-591-2709: 5110-00-186-6693, 5365-00-202-1671, 5330-00-286-7059 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21234?

Key specifications for 21234: Center Hole Diameter: 0.882 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN; Peripheral Diameter: 1.365 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Cross-Sectional Height: 0.250 INCHES NOMINAL IN. 6 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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