Packing with Retainer5330-00-720-2222

NSN 5330-00-720-2222 · NIIN 007202222 · Part number SS4021-5-16B

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 78286

Government record, cited

NSN 5330-00-720-2222 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-720-2222. Manufacturer of record part number: SS4021-5-16B.

Also searched as 5330-00-720-2222 · 5330007202222 · NIIN 007202222 · 00-720-2222 · FSC 5330 Packing and Gasket Materials · CAGE 78286 · SS4021-5-16B

Nearby stock numbers ← 5330-00-720-2221 · 5330-00-720-2223 →

5330-00-720-2222 — Packing and Gasket Materials

Features

Packing with Retainer — FSC 5330
Packing Inside Diameter: 0.304 INCHES NOMINAL IN
Outside Diameter: 0.625 INCHES NOMINAL IN
Packing Ring Cross-Sectional Diameter: 0.070 INCHES NOMINAL IN
Retainer Thickness: 0.050 INCHES NOMINAL IN
Surface Treatment: CADMIUM RETAINER
Material: RUBBER SILICONE CLASS Q PACKING
Construction: ONE-PIECE

Identification

NSN: 5330-00-720-2222
NIIN: 007202222
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: SS4021-5-16B
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Packing with Retainer, cataloged under National Stock Number 5330-00-720-2222, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5330-00-720-2222
Primary Part Number	SS4021-5-16B
Item Name	Packing with Retainer
FSC / FSG	5330 / 53 — Packing and Gasket Materials
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE
Packing Inside Diameter	0.304 INCHES NOMINAL IN
Outside Diameter	0.625 INCHES NOMINAL IN
Packing Ring Cross-Sectional Diameter	0.070 INCHES NOMINAL IN
Retainer Thickness	0.050 INCHES NOMINAL IN
Surface Treatment	CADMIUM RETAINER
Material	RUBBER SILICONE CLASS Q PACKING
Construction	ONE-PIECE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
SS4021-5-16B PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

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 5330-00-720-2222?

NSN 5330-00-720-2222 is a Packing with Retainer, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.

What part numbers are listed for NSN 5330-00-720-2222?

NSN 5330-00-720-2222 has 1 manufacturer part number on file: SS4021-5-16B (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of SS4021-5-16B?

Key specifications for SS4021-5-16B: Packing Inside Diameter: 0.304 INCHES NOMINAL IN; Outside Diameter: 0.625 INCHES NOMINAL IN; Packing Ring Cross-Sectional Diameter: 0.070 INCHES NOMINAL IN; Retainer Thickness: 0.050 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5330-00-720-2222 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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