NSN 5330-01-491-5082 · NIIN 014915082 · Part number 845-7108571-ASSEMBLY-C ITEM 25
Naval Sea Systems Command · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5330-01-491-5082 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-491-5082. Manufacturer of record part number: 845-7108571-ASSEMBLY-C ITEM 25.
Also searched as5330-01-491-5082 ·
5330014915082 ·
NIIN 014915082 ·
01-491-5082 ·
FSC 5330 Packing and Gasket Materials · CAGE 53711 · 845-7108571-ASSEMBLY-C ITEM 25
Nearby stock numbers← 5330-01-491-5076 Seal Ring, Metal
·
5330-01-491-5086 Packing, Preformed →
5330-01-491-5082 — Packing and Gasket Materials
Features
Retainer,packing — FSC 5330
Material Document and Classification: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Flanged Body Outside Diameter: 1.476 INCHES NOMINAL IN
Peripheral Diameter: 1.910 INCHES NOMINAL IN
Material: NICKEL ALLOY 400 OVERALL
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 5330-01-491-5082
NIIN: 014915082
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 845-7108571-ASSEMBLY-C ITEM 25
Manufacturer: Naval Sea Systems Command
General Description
The Retainer,packing, cataloged under National Stock Number 5330-01-491-5082, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 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
5330-01-491-5082
Primary Part Number
845-7108571-ASSEMBLY-C ITEM 25
Item Name
Retainer,packing
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Material Document and Classification
QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Flanged Body Outside Diameter
1.476 INCHES NOMINAL IN
Peripheral Diameter
1.910 INCHES NOMINAL IN
Material
NICKEL ALLOY 400 OVERALL
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 5330-01-491-5082?
NSN 5330-01-491-5082 is a Retainer,packing, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-491-5082?
NSN 5330-01-491-5082 has 1 manufacturer part number on file: 845-7108571-ASSEMBLY-C ITEM 25 (Naval Sea Systems Command).
What are the specifications of 845-7108571-ASSEMBLY-C ITEM 25?
Key specifications for 845-7108571-ASSEMBLY-C ITEM 25: Material Document and Classification: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Flanged Body Outside Diameter: 1.476 INCHES NOMINAL IN; Peripheral Diameter: 1.910 INCHES NOMINAL IN; Special Features: RETAINER HAS 8 HOLES, 0.343 DIAMETER. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-491-5082 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.