PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LF-340O-Ring

Schroeder Industries Llc · NSN 5331-01-046-8004 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-046-8004 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-046-8004. Primary manufacturer part number: LF-340.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 3.451 INCHES MINIMUM AND 3.499 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
  • 1 verified cross-reference
  • Primary manufacturer: Schroeder Industries Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-046-8004, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Schroeder Industries Llc. Government technical data includes 2 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-046-8004
Primary Part NumberLF-340
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSchroeder Industries Llc
StatusACTIVE
Center Hole Diameter3.451 INCHES MINIMUM AND 3.499 INCHES MAXIMUM IN
Cross-Sectional Height0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6750-00-009-5436 INTERCHANGEABLE
Film,diazotype,sensitized
6750-00-063-2628 INTERCHANGEABLE
Film,diazotype,sensitized
6750-00-063-3154 INTERCHANGEABLE
Film,diazotype,sensitized
6750-00-144-7224 INTERCHANGEABLE
Film,diazotype,sensitized
6750-00-685-5837 INTERCHANGEABLE
Film,diazotype,sensitized
6750-00-702-2976 INTERCHANGEABLE
Film,diazotype,sensitized
6750-00-807-2442 INTERCHANGEABLE
Film,diazotype,sensitized
6750-00-913-8083 INTERCHANGEABLE
Film,diazotype,sensitized
6750-00-914-1255GLD4 INTERCHANGEABLE
Film,diazotype,sensitized
Diazo Specialty Co Dba Dsc Systems Graphics
Cross-Reference Index
Part NumberManufacturer
LF-340 PRIMARY Schroeder Industries Llc (USA)
Related Parts
6750-00-009-5436INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
6750-00-063-2628INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
6750-00-063-3154INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
6750-00-144-7224INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
6750-00-685-5837INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
6750-00-702-2976INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
6750-00-807-2442INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
6750-00-913-8083INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
6750-00-914-1255INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
GLD4

Frequently Asked Questions

What is NSN 5331-01-046-8004?

NSN 5331-01-046-8004 is a O-Ring, manufactured by Schroeder Industries Llc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-046-8004?

NSN 5331-01-046-8004 has 1 cross-referenced part number: LF-340 (Schroeder Industries Llc).

What NSN replaces 5331-01-046-8004?

There are 9 known substitutes for 5331-01-046-8004: 6750-00-009-5436, 6750-00-063-2628, 6750-00-063-3154 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LF-340?

Key specifications for LF-340: Center Hole Diameter: 3.451 INCHES MINIMUM AND 3.499 INCHES MAXIMUM IN; Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. 2 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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