PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

84691Back-Up Ring,preformed Packing

Mi-Jack Products, Inc. · NSN 5330-01-718-9766 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-718-9766 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-718-9766. Primary manufacturer part number: 84691.
Features
  • Back-Up Ring,preformed Packing — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Mi-Jack Products, Inc.
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Back-Up Ring,preformed Packing, cataloged under National Stock Number 5330-01-718-9766, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mi-Jack Products, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-718-9766
Primary Part Number84691
Item NameBack-Up Ring,preformed Packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMi-Jack Products, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
1650-00-135-75608469-1 INTERCHANGEABLE
Seat,spring
Goodrich Aerospace Canada Ltd
2915-01-302-63558469-2 INTERCHANGEABLE
Pump,fuel,jet Engine
Sota Corporation
Cross-Reference Index
Part NumberManufacturer
84691 PRIMARY Mi-Jack Products, Inc. (USA)
Related Parts
1650-00-135-7560INTERCHANGEABLE
SEAT,SPRING
8469-1
2915-01-302-6355INTERCHANGEABLE
PUMP,FUEL,JET ENGINE
8469-2

Frequently Asked Questions

What is NSN 5330-01-718-9766?

NSN 5330-01-718-9766 is a Back-Up Ring,preformed Packing, manufactured by Mi-Jack Products, Inc., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-718-9766?

NSN 5330-01-718-9766 has 1 cross-referenced part number: 84691 (Mi-Jack Products, Inc.).

What NSN replaces 5330-01-718-9766?

There are 2 known substitutes for 5330-01-718-9766: 1650-00-135-7560, 2915-01-302-6355. Verify interchangeability with system specifications before substitution.

What are the specifications of 84691?

Key specifications for 84691: Part Name Assigned by Controlling Agency: BACK UP RING SEAL. 1 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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