PartsTable TECHNICAL DATA SHEET

NSN 5331-01-311-5955Government record, cited

O-Ring5331-01-311-5955

NSN 5331-01-311-5955 · NIIN 013115955 · Part number K70-0049

Ward Leonard Ct Llc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 63743

Government record, cited

NSN 5331-01-311-5955 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-311-5955. Manufacturer of record part number: K70-0049.

Also searched as 5331-01-311-5955 · 5331013115955 · NIIN 013115955 · 01-311-5955 · FSC 5331 O-ring · CAGE 63743 · K70-0049

Nearby stock numbers ← 5331-01-311-5954 O-Ring · 5331-01-311-5956 O-Ring →

5331-01-311-5955 — O-ring

Features

O-Ring — FSC 5331
1 manufacturer part number on file
Manufacturer of record: Ward Leonard Ct Llc

Identification

NSN: 5331-01-311-5955
NIIN: 013115955
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: K70-0049
Manufacturer: Ward Leonard Ct Llc

General Description

The O-Ring, cataloged under National Stock Number 5331-01-311-5955, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Ward Leonard Ct Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	O-Ring
FSC / FSG	5331 — O-ring (FSG 53)
Manufacturers	Ward Leonard Ct Llc (CAGE 63743)

Technical Specifications

Parameter	Value
NSN	5331-01-311-5955
Primary Part Number	K70-0049
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Ward Leonard Ct Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
K70-0049	Ward Leonard Ct Llc (USA)

Reference documents

Reference	Meaning
K70-0049	3/9 Design control — primary reference Ward Leonard Ct Llc

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 5331-01-311-5955?

NSN 5331-01-311-5955 is a O-Ring, manufactured by Ward Leonard Ct Llc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-311-5955?

NSN 5331-01-311-5955 has 1 manufacturer part number on file: K70-0049 (Ward Leonard Ct Llc).

Is NSN 5331-01-311-5955 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.

PartsTable Design LLC · partstable.com