NSN 5330-01-644-3580 · NIIN 016443580 · Part number N9731
C E Niehoff & Co · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 76761
Government record, cited
NSN 5330-01-644-3580 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-644-3580. Manufacturer of record part number: N9731.
Also searched as5330-01-644-3580 ·
5330016443580 ·
NIIN 016443580 ·
01-644-3580 ·
FSC 5330 Packing and Gasket Materials · CAGE 76761 · N9731
The Retainer,packing, cataloged under National Stock Number 5330-01-644-3580, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is C E Niehoff & Co. 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
5330-01-644-3580
Primary Part Number
N9731
Item Name
Retainer,packing
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
C E Niehoff & Co
Status
ACTIVE
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 5330-01-644-3580?
NSN 5330-01-644-3580 is a Retainer,packing, manufactured by C E Niehoff & Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-644-3580?
NSN 5330-01-644-3580 has 1 manufacturer part number on file: N9731 (C E Niehoff & Co).
What are the specifications of N9731?
Key specifications for N9731: Part Name Assigned by Controlling Agency: OIL SEAL CARRIER; End Item Identification: 2350-01-436-0005 ARMORED RECONNAISSANCE-AIRBORNE ASSAULT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-644-3580 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.