O-Ring5331-01-242-4135

NSN 5331-01-242-4135 · NIIN 012424135 · Part number R4187

Ships Machinery International, Inc. · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 32862

Government record, cited

NSN 5331-01-242-4135 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-242-4135. Manufacturer of record part number: R4187.

Also searched as 5331-01-242-4135 · 5331012424135 · NIIN 012424135 · 01-242-4135 · FSC 5331 O-ring · CAGE 32862 · R4187

Nearby stock numbers ← 5331-01-242-2694 · 5331-01-242-4316 O-Ring →

5331-01-242-4135 — O-ring

Features

O-Ring — FSC 5331
1 manufacturer part number on file
Manufacturer of record: Ships Machinery International, Inc.

Identification

NSN: 5331-01-242-4135
NIIN: 012424135
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: R4187
Manufacturer: Ships Machinery International, Inc.

General Description

The O-Ring, cataloged under National Stock Number 5331-01-242-4135, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Ships Machinery International, 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 Name	O-Ring
FSC / FSG	5331 — O-ring (FSG 53)
Manufacturers	Ships Machinery International, Inc. (CAGE 32862)

Technical Specifications

Parameter	Value
NSN	5331-01-242-4135
Primary Part Number	R4187
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Ships Machinery International, Inc.
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
R4187 PRIMARY	Ships Machinery International, 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 5331-01-242-4135?

NSN 5331-01-242-4135 is a O-Ring, manufactured by Ships Machinery International, Inc., classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-242-4135?

NSN 5331-01-242-4135 has 1 manufacturer part number on file: R4187 (Ships Machinery International, Inc.).

Is NSN 5331-01-242-4135 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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