Seal, Ring5330-01-018-6437

NSN 5330-01-018-6437 · NIIN 010186437 · Part number RK21878

Rolls-Royce Airlines · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE K0680

Government record, cited

NSN 5330-01-018-6437 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-018-6437. Manufacturer of record part number: RK21878.

Also searched as 5330-01-018-6437 · 5330010186437 · NIIN 010186437 · 01-018-6437 · FSC 5330 Packing and Gasket Materials · CAGE K0680 · RK21878

Nearby stock numbers ← 5330-01-018-6436 · 5330-01-018-6464 →

5330-01-018-6437 — Packing and Gasket Materials

Features

Seal,ring — FSC 5330
1 manufacturer part number on file
Manufacturer of record: Rolls-Royce Airlines

Identification

NSN: 5330-01-018-6437
NIIN: 010186437
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: RK21878
Manufacturer: Rolls-Royce Airlines

General Description

The Seal,ring, cataloged under National Stock Number 5330-01-018-6437, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Airlines. 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	Seal,ring
FSC / FSG	5330 — Packing and Gasket Materials (FSG 53)
Manufacturers	Rolls-Royce Airlines (CAGE K0680)

Technical Specifications

Parameter	Value
NSN	5330-01-018-6437
Primary Part Number	RK21878
Item Name	Seal,ring
FSC / FSG	5330 / 53 — Packing and Gasket Materials
Manufacturer	Rolls-Royce Airlines
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)

Cross-Reference Index

Part Number	Manufacturer
RK21878 PRIMARY	Rolls-Royce Airlines (GBR)

No interchangeability data on file.

Other items in FSC 5330 — Packing and Gasket Materials

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5330-00-000-0085

RETAINER

5330-00-000-0167

PARTS KIT,SEAL REPLACEMENT,MECHA

5330-00-000-5275

5330-00-000-5275 · Item name not on file

5330-00-001-1260

SEAL,NONMETALLIC SPECIAL SHAPED

5330-00-001-1833

SEAL,PLAIN ENCASED

5330-00-001-1844

GLAND,RESERVOIR,INDICATOR END

5330-00-001-1845

5330-00-001-1845 · Item name not on file

5330-00-001-1846

5330-00-001-1846 · Item name not on file

Frequently Asked Questions

What is NSN 5330-01-018-6437?

NSN 5330-01-018-6437 is a Seal,ring, manufactured by Rolls-Royce Airlines, classified under FSC 5330, Packing and Gasket Materials. Status: active.

What part numbers are listed for NSN 5330-01-018-6437?

NSN 5330-01-018-6437 has 1 manufacturer part number on file: RK21878 (Rolls-Royce Airlines).

Is NSN 5330-01-018-6437 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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