PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0XN94-84904O-Ring

Grove Valve Operations · NSN 5331-00-057-2027 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-057-2027 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-057-2027. Primary manufacturer part number: 0XN94-84904.
Features
  • O-Ring — FSC 5331
  • Criticality Code Justification: ZZZW
  • Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
  • Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
  • Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
  • Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL
  • Cross-Sectional Height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Isobutylene-Isoprene Class Iir construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-057-2027, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Grove Valve Operations. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, 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
NSN5331-00-057-2027
Primary Part Number0XN94-84904
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerGrove Valve Operations
StatusACTIVE
Criticality Code JustificationZZZW
Departure From Cited DocumentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
MaterialRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
Temp Rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
Center Hole Diameter0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
Hardness Rating90.0 SHORE DUROMETER A NOMINAL
Cross-Sectional Height0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
Outside Diameter0.495 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-01-051-1800 INTERCHANGEABLE
Packing,preformed
5331-01-096-8824 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
0XN94-84904 Grove Valve Operations (USA)
M-13950-AA-1 ITEM 15 Grove Valve Operations (USA)
0XMS28778-4CP Naval Inventory Control Point Mechanicsburg (USA)
M-13950-AA-1 ITEM 15CP Naval Inventory Control Point Mechanicsburg (USA)
N94-84904CP Naval Inventory Control Point Mechanicsburg (USA)
0XN94-84904CP Naval Inventory Control Point Mechanicsburg (USA)
A6689-904-144CP Anderson Greenwood and Co (USA)
MIL-R-83248/2-904 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5330-01-051-1800INTERCHANGEABLE
PACKING,PREFORMED
5331-01-096-8824INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-057-2027?

NSN 5331-00-057-2027 is a O-Ring, manufactured by Grove Valve Operations, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-057-2027?

NSN 5331-00-057-2027 has 8 cross-referenced part numbers: 0XN94-84904 (Grove Valve Operations), M-13950-AA-1 ITEM 15 (Grove Valve Operations), 0XMS28778-4CP (Naval Inventory Control Point Mechanicsburg), M-13950-AA-1 ITEM 15CP (Naval Inventory Control Point Mechanicsburg), N94-84904CP (Naval Inventory Control Point Mechanicsburg) and 3 more.

What NSN replaces 5331-00-057-2027?

There are 2 known substitutes for 5331-00-057-2027: 5330-01-051-1800, 5331-01-096-8824. Verify interchangeability with system specifications before substitution.

What are the specifications of 0XN94-84904?

Key specifications for 0XN94-84904: Criticality Code Justification: ZZZW; Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D; Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR; Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF. 8 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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