NSN 5330-01-152-2443 · NIIN 011522443 · Part number 7521789
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 19207
Government record, cited
NSN 5330-01-152-2443 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-152-2443. Manufacturer of record part number: 7521789.
Also searched as5330-01-152-2443 ·
5330011522443 ·
NIIN 011522443 ·
01-152-2443 ·
FSC 5330 Packing and Gasket Materials · CAGE 19207 · 7521789 · 0S-6171
Seal Width: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
Sealing Element Style: VERTICAL
Case Style: RECESSED
Accommodated Shaft Diameter: 1.665 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
2 manufacturer part numbers on file
Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm
Identification
NSN: 5330-01-152-2443
NIIN: 011522443
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 7521789
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description
The Seal,plain Encased, cataloged under National Stock Number 5330-01-152-2443, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5330-01-152-2443
Primary Part Number
7521789
Item Name
Seal,plain Encased
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
U S Army Tank Automotive Command Amsta-Im-Mm
Status
ACTIVE
Seal Width
0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
Sealing Element Style
VERTICAL
Case Style
RECESSED
Accommodated Shaft Diameter
1.665 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
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 5330-01-152-2443?
NSN 5330-01-152-2443 is a Seal,plain Encased, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-152-2443?
NSN 5330-01-152-2443 has 2 manufacturer part numbers on file: 7521789 (U S Army Tank Automotive Command Amsta-Im-Mm), 0S-6171 (John Crane, Inc).
What are the specifications of 7521789?
Key specifications for 7521789: Seal Width: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN; Sealing Element Style: VERTICAL; Case Style: RECESSED; Accommodated Shaft Diameter: 1.665 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-152-2443 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.