PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21860Packing,preformed

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 5330-01-192-5779 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-192-5779 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-192-5779. Primary manufacturer part number: 21860.
Features
  • Packing,preformed — FSC 5330
  • Peripheral Diameter: 0.959 INCHES MINIMUM AND 0.979 INCHES MAXIMUM IN
  • Hardness Rating: 80.0 SHORE DUROMETER A MINIMUM AND 90.0 SHORE DUROMETER A MAXIMUM OVERALL
  • Cross-Sectional Height: 0.215 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
  • Material: RUBBER FLUOROSILICONE CLASS FQ OVERALL
  • Color: RED
  • Cross-Sectional Shape Style: CUP
  • Cross-Sectional Thickness: 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Applications
  • Applications requiring Rubber Fluorosilicone Class Fq Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-192-5779, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-192-5779
Primary Part Number21860
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
Peripheral Diameter0.959 INCHES MINIMUM AND 0.979 INCHES MAXIMUM IN
Hardness Rating80.0 SHORE DUROMETER A MINIMUM AND 90.0 SHORE DUROMETER A MAXIMUM OVERALL
Cross-Sectional Height0.215 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
MaterialRUBBER FLUOROSILICONE CLASS FQ OVERALL
ColorRED
Cross-Sectional Shape StyleCUP
Cross-Sectional Thickness0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Center Hole Diameter0.503 INCHES MINIMUM AND 0.518 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2990-01-010-610621860 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
5970-01-100-2035 INTERCHANGEABLE
Insulator,washer
5331-01-205-562421860 INTERCHANGEABLE
O-Ring
Tyco Fire Products Lp
4730-01-265-044721860 INTERCHANGEABLE
Manifold,hydraulic System Access
Mark Industries
Cross-Reference Index
Part NumberManufacturer
21860 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
5740564 Am General Llc (USA)
Related Parts
2990-01-010-6106INTERCHANGEABLE
MUFFLER,EXHAUST
21860
5970-01-100-2035INTERCHANGEABLE
INSULATOR,WASHER
5331-01-205-5624INTERCHANGEABLE
O-RING
21860
4730-01-265-0447INTERCHANGEABLE
MANIFOLD,HYDRAULIC SYSTEM ACCESS
21860

Frequently Asked Questions

What is NSN 5330-01-192-5779?

NSN 5330-01-192-5779 is a Packing,preformed, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-192-5779?

NSN 5330-01-192-5779 has 2 cross-referenced part numbers: 21860 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), 5740564 (Am General Llc).

What NSN replaces 5330-01-192-5779?

There are 4 known substitutes for 5330-01-192-5779: 2990-01-010-6106, 5970-01-100-2035, 5331-01-205-5624 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21860?

Key specifications for 21860: Peripheral Diameter: 0.959 INCHES MINIMUM AND 0.979 INCHES MAXIMUM IN; Hardness Rating: 80.0 SHORE DUROMETER A MINIMUM AND 90.0 SHORE DUROMETER A MAXIMUM OVERALL; Cross-Sectional Height: 0.215 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; Material: RUBBER FLUOROSILICONE CLASS FQ OVERALL. 8 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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