NSN 5330-01-623-7324 · NIIN 016237324 · Part number M144421
John Crane, Inc · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 71724
Government record, cited
NSN 5330-01-623-7324 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-623-7324. Manufacturer of record part number: M144421.
Also searched as5330-01-623-7324 ·
5330016237324 ·
NIIN 016237324 ·
01-623-7324 ·
FSC 5330 Packing and Gasket Materials · CAGE 71724 · M144421 · 12492377
Material Document and Classification: ASTM A-108 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
Outside Diameter: 1.810 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
Aperture Diameter: 0.984 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN
Material: STEEL RETAINER
2 manufacturer part numbers on file
Manufacturer of record: John Crane, Inc
Identification
NSN: 5330-01-623-7324
NIIN: 016237324
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: M144421
Manufacturer: John Crane, Inc
General Description
The Gasket, cataloged under National Stock Number 5330-01-623-7324, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is John Crane, Inc. Government technical data includes 5 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
5330-01-623-7324
Primary Part Number
M144421
Item Name
Gasket
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
John Crane, Inc
Status
ACTIVE
Style Designator
CIRCULAR
Material Document and Classification
ASTM A-108 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
Outside Diameter
1.810 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
Aperture Diameter
0.984 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN
Material
STEEL RETAINER
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 5330-01-623-7324?
NSN 5330-01-623-7324 is a Gasket, manufactured by John Crane, Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-623-7324?
NSN 5330-01-623-7324 has 2 manufacturer part numbers on file: 12492377 (U S Army Tank Automotive Command Amsta-Im-Mm), M144421 (John Crane, Inc).
What are the specifications of M144421?
Key specifications for M144421: Style Designator: CIRCULAR; Material Document and Classification: ASTM A-108 ASSN STD SINGLE MATERIAL RESPONSE RETAINER; Outside Diameter: 1.810 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN; Aperture Diameter: 0.984 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-623-7324 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.