PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS28778-8Packing,preformed

Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba · NSN 5330-01-549-8046 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-549-8046 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-549-8046. Primary manufacturer part number: MS28778-8.
Features
  • Packing,preformed — FSC 5330
  • Peripheral Diameter: 0.818 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
  • Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
  • Material: RUBBER SYNTHETIC OVERALL
  • Center Hole Diameter: 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
  • Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL OVERALL
  • Elongation Percentage: 80 MAXIMUM
Applications
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-549-8046, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba. Government technical data includes 7 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-549-8046
Primary Part NumberMS28778-8
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
StatusACTIVE
Peripheral Diameter0.818 INCHES NOMINAL IN
Cross-Sectional Height0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
Temp Rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
MaterialRUBBER SYNTHETIC OVERALL
Center Hole Diameter0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
Hardness Rating90.0 SHORE DUROMETER A NOMINAL OVERALL
Elongation Percentage80 MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5331-00-006-2249 INTERCHANGEABLE
O-Ring
5331-00-808-079410596841-5 INTERCHANGEABLE
O-Ring
Us Army Aviation and Missile Command
4730-01-092-6954 INTERCHANGEABLE
Locknut,tube Fitting
5331-01-220-1924 INTERCHANGEABLE
O-Ring
5331-01-273-1002 INTERCHANGEABLE
O-Ring
5331-01-722-2601MS28778-8 INTERCHANGEABLE
O-Ring
Cdk Mobile Systems Inc
Cross-Reference Index
Part NumberManufacturer
MS28778-8 PRIMARY Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA)
Related Parts
5331-00-006-2249INTERCHANGEABLE
O-RING
5331-00-808-0794INTERCHANGEABLE
O-RING
10596841-5
4730-01-092-6954INTERCHANGEABLE
LOCKNUT,TUBE FITTING
5331-01-220-1924INTERCHANGEABLE
O-RING
5331-01-273-1002INTERCHANGEABLE
O-RING
5331-01-722-2601INTERCHANGEABLE
O-RING
MS28778-8

Frequently Asked Questions

What is NSN 5330-01-549-8046?

NSN 5330-01-549-8046 is a Packing,preformed, manufactured by Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-549-8046?

NSN 5330-01-549-8046 has 1 cross-referenced part number: MS28778-8 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba).

What NSN replaces 5330-01-549-8046?

There are 6 known substitutes for 5330-01-549-8046: 5331-00-006-2249, 5331-00-808-0794, 4730-01-092-6954 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS28778-8?

Key specifications for MS28778-8: Peripheral Diameter: 0.818 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: PACKAGE PREFORMED 1/2 TUBE; Cross-Sectional Height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF. 9 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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