PartsTable TECHNICAL DATA SHEET
NSN 5331-01-388-8505Government record, cited

O-Ring5331-01-388-8505

NSN 5331-01-388-8505 · NIIN 013888505 · Part number LSA42M349
Leroy-Somer Inc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 3R449
Government record, cited
NSN 5331-01-388-8505 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-388-8505. Manufacturer of record part number: LSA42M349.
Also searched as  5331-01-388-8505 · 5331013888505 · NIIN 013888505 · 01-388-8505 · FSC 5331 O-ring · CAGE 3R449 · LSA42M349
Nearby stock numbers  ·
Features
  • O-Ring — FSC 5331
  • 1 manufacturer part number on file
  • Manufacturer of record: Leroy-Somer Inc
Identification
  • NSN: 5331-01-388-8505
  • NIIN: 013888505
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: LSA42M349
  • Manufacturer: Leroy-Somer Inc
General Description

The O-Ring, cataloged under National Stock Number 5331-01-388-8505, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Leroy-Somer Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-ring (FSG 53)
ManufacturersLeroy-Somer Inc (CAGE 3R449)
Technical Specifications
ParameterValue
NSN5331-01-388-8505
Primary Part NumberLSA42M349
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerLeroy-Somer Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part NumberManufacturer
LSA42M349 PRIMARY Leroy-Somer Inc (USA)
No interchangeability data on file.
Other items in FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971
O-RING
5331-00-001-1979
O-RING
5331-00-001-3904
O-RING
5331-00-001-3905
O-RING
5331-00-001-3906
O-RING
5331-00-001-3908
O-RING
5331-00-001-3923
O-RING
5331-00-001-3924
O-RING

Frequently Asked Questions

What is NSN 5331-01-388-8505?

NSN 5331-01-388-8505 is a O-Ring, manufactured by Leroy-Somer Inc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-388-8505?

NSN 5331-01-388-8505 has 1 manufacturer part number on file: LSA42M349 (Leroy-Somer Inc).

Is NSN 5331-01-388-8505 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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