PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

549-50Back-Up Ring,preformed Packing

Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) · NSN 5330-01-597-6341 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-597-6341 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-597-6341. Primary manufacturer part number: 549-50.
Features
  • Back-Up Ring,preformed Packing — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
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 5330-01-597-6341, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5330-01-597-6341
Primary Part Number549-50
Item NameBack-Up Ring,preformed Packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerGoodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-178-7622108-107-3PC575 INTERCHANGEABLE
Seal,plain Encased
Struthers Wells Corp
5365-00-190-0745400797PC4 INTERCHANGEABLE
Shim
Naval Sea Systems Command
5330-00-397-456123517623 INTERCHANGEABLE
Gasket Set
Rolls-Royce Solutions America Inc
5120-01-495-7711 INTERCHANGEABLE
Wrench Set,combination Box and O
Cross-Reference Index
Part NumberManufacturer
549-50 PRIMARY Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) (USA)
Related Parts
5330-00-178-7622INTERCHANGEABLE
SEAL,PLAIN ENCASED
108-107-3PC575
5365-00-190-0745INTERCHANGEABLE
SHIM
400797PC4
5330-00-397-4561INTERCHANGEABLE
GASKET SET
23517623
5120-01-495-7711INTERCHANGEABLE
WRENCH SET,COMBINATION BOX AND O

Frequently Asked Questions

What is NSN 5330-01-597-6341?

NSN 5330-01-597-6341 is a Back-Up Ring,preformed Packing, manufactured by Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes), classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-597-6341?

NSN 5330-01-597-6341 has 1 cross-referenced part number: 549-50 (Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)).

What NSN replaces 5330-01-597-6341?

There are 4 known substitutes for 5330-01-597-6341: 5330-00-178-7622, 5365-00-190-0745, 5330-00-397-4561 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 549-50?

Key specifications for 549-50: Special Features: LANDING GEAR SYSTEMS/COMPONENTS; End Item Identification: C-130 AIRCRAFT; Part Name Assigned by Controlling Agency: RING, BACKUP. 3 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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