Seal, Plain Encased5330-01-441-3657

NSN 5330-01-441-3657 · NIIN 014413657

FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5330-01-441-3657 · 5330014413657 · NIIN 014413657 · 01-441-3657 · FSC 5330 Packing and Gasket Materials · 177306 · CR41126

Nearby stock numbers ← 5330-01-441-3651 Seal, Plain · 5330-01-441-3660 Seal, Plain →

5330-01-441-3657 — Packing and Gasket Materials

Features

Seal,plain Encased — FSC 5330
Temp Rating: -40.0 CELSIUS AND 204.0 CELSIUS DEGC
Seal Width: 0.438 INCHES NOMINAL IN
Sealing Element Style: VERTICAL
Housing Bore Diameter: 5.002 INCHES MINIMUM AND 5.006 INCHES MAXIMUM IN
Case Style: SQUARE
Accommodated Shaft Diameter: 4.217 INCHES NOMINAL IN
Material: RUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT

Identification

NSN: 5330-01-441-3657
NIIN: 014413657
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives

General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-441-3657, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5330-01-441-3657
Item Name	Seal,plain Encased
FSC / FSG	5330 / 53 — Packing and Gasket Materials
Status	ACTIVE
Temp Rating	-40.0 CELSIUS AND 204.0 CELSIUS DEGC
Seal Width	0.438 INCHES NOMINAL IN
Sealing Element Style	VERTICAL
Housing Bore Diameter	5.002 INCHES MINIMUM AND 5.006 INCHES MAXIMUM IN
Case Style	SQUARE
Accommodated Shaft Diameter	4.217 INCHES NOMINAL IN
Material	RUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
Material	STEEL COMP 1006 CASE

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
177306	7/2 Vendor item drawing reference Northrop Grumman Systems Corporation
CR41126	3/2 Design control — primary reference U.S. Government activity

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 5330-01-441-3657?

NSN 5330-01-441-3657 is a Seal,plain Encased, classified under FSC 5330, Packing and Gasket Materials. Status: active.

What are the specifications of 5330-01-441-3657?

Key specifications for 5330-01-441-3657: Temp Rating: -40.0 CELSIUS AND 204.0 CELSIUS DEGC; Seal Width: 0.438 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Housing Bore Diameter: 5.002 INCHES MINIMUM AND 5.006 INCHES MAXIMUM IN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5330-01-441-3657 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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