PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123888Packing,preformed

Unison Industries Llc · NSN 5330-01-172-4639 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-172-4639 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-172-4639. Primary manufacturer part number: 123888.
Features
  • Packing,preformed — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Unison Industries Llc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-172-4639, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Unison Industries Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePacking,preformed
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersUnison Industries Llc (CAGE 59501); Unison Industries, Llc Dba Unison Industries Inc (CAGE 83311)
Technical Specifications
ParameterValue
NSN5330-01-172-4639
Primary Part Number123888
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerUnison Industries Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4320-01-219-4323123888 INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
123888 PRIMARY Unison Industries Llc (USA)
123888 Unison Industries, Llc Dba Unison Industries Inc (USA)
Related Parts
4320-01-219-4323INTERCHANGEABLE
RING,WEARING
123888

Frequently Asked Questions

What is NSN 5330-01-172-4639?

NSN 5330-01-172-4639 is a Packing,preformed, manufactured by Unison Industries Llc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-172-4639?

NSN 5330-01-172-4639 has 2 cross-referenced part numbers: 123888 (Unison Industries Llc), 123888 (Unison Industries, Llc Dba Unison Industries Inc).

What NSN replaces 5330-01-172-4639?

There is 1 known substitute for 5330-01-172-4639: 4320-01-219-4323. Verify interchangeability with system specifications before substitution.

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