PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILP5510Packing,preformed

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5330-00-525-0476 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-525-0476 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-525-0476. Primary manufacturer part number: MILP5510.
Features
  • Packing,preformed — FSC 5330
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Temp Rating: -65.0 CELSIUS AND 158.0 CELSIUS DEGC
  • Material: RUBBER SYNTHETIC OVERALL
  • Center Hole Diameter: 0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: O-RING
  • Hardness Rating: 88.0 SHORE DUROMETER A NOMINAL OVERALL
  • 1 verified cross-reference
Applications
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-00-525-0476, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 6 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-525-0476
Primary Part NumberMILP5510
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Temp Rating-65.0 CELSIUS AND 158.0 CELSIUS DEGC
MaterialRUBBER SYNTHETIC OVERALL
Center Hole Diameter0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN
Cross-Sectional Shape StyleO-RING
Hardness Rating88.0 SHORE DUROMETER A NOMINAL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5331-00-021-2891AMS-P-5510 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-251-8839MS28778-12 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-804-5695MS28778-6 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-819-51113684372C1 INTERCHANGEABLE
O-Ring
Nd Defense Llc
5331-01-042-2825 INTERCHANGEABLE
O-Ring
5330-01-118-9635145-7799 INTERCHANGEABLE
Packing,preformed
Parker Hannifin Corporation Div O-Ring Division
5330-01-226-0138 INTERCHANGEABLE
Packing,preformed
5330-01-242-0693 INTERCHANGEABLE
Packing,preformed
5331-01-363-4890 INTERCHANGEABLE
O-Ring
5331-01-410-84686355-0130 INTERCHANGEABLE
O-Ring
Kidde Technologies, Inc Div Kidde Aerospace and Defense
Cross-Reference Index
Part NumberManufacturer
MILP5510 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5331-00-021-2891INTERCHANGEABLE
O-RING
AMS-P-5510
5331-00-251-8839INTERCHANGEABLE
O-RING
MS28778-12
5331-00-804-5695INTERCHANGEABLE
O-RING
MS28778-6
5331-00-819-5111INTERCHANGEABLE
O-RING
3684372C1
5331-01-042-2825INTERCHANGEABLE
O-RING
5330-01-118-9635INTERCHANGEABLE
PACKING,PREFORMED
145-7799
5330-01-226-0138INTERCHANGEABLE
PACKING,PREFORMED
5330-01-242-0693INTERCHANGEABLE
PACKING,PREFORMED
5331-01-363-4890INTERCHANGEABLE
O-RING
5331-01-410-8468INTERCHANGEABLE
O-RING
6355-0130

Frequently Asked Questions

What is NSN 5330-00-525-0476?

NSN 5330-00-525-0476 is a Packing,preformed, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-525-0476?

NSN 5330-00-525-0476 has 1 cross-referenced part number: MILP5510 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5330-00-525-0476?

There are 10 known substitutes for 5330-00-525-0476: 5331-00-021-2891, 5331-00-251-8839, 5331-00-804-5695 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILP5510?

Key specifications for MILP5510: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Temp Rating: -65.0 CELSIUS AND 158.0 CELSIUS DEGC; Material: RUBBER SYNTHETIC OVERALL; Center Hole Diameter: 0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN. 6 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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