PartsTable TECHNICAL DATA SHEET
NSN 2805-01-047-5980Government record, cited

Lock, Valve Spring Retainer2805-01-047-5980

NSN 2805-01-047-5980 · NIIN 010475980 · Part number 8123287
Am General Llc · FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 34623
Government record, cited
NSN 2805-01-047-5980 — this item is cataloged by the U.S. Government under National Stock Number 2805-01-047-5980. Manufacturer of record part number: 8123287.
Also searched as  2805-01-047-5980 · 2805010475980 · NIIN 010475980 · 01-047-5980 · FSC 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components · CAGE 34623 · 8123287 · 3219897
Nearby stock numbers  ·
Features
  • Lock,valve Spring Retainer — FSC 2805
  • Thread Provision: UNTHREADED
  • Style Designator: STRAIGHT BORE W/ONE RIDGE
  • Casehardening Indicator: CASEHARDENED
  • Material: STEEL
  • 1 manufacturer part number on file
  • Manufacturer of record: Am General Llc
Identification
  • NSN: 2805-01-047-5980
  • NIIN: 010475980
  • FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 8123287
  • Manufacturer: Am General Llc
General Description

The Lock,valve Spring Retainer, cataloged under National Stock Number 2805-01-047-5980, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Am General Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-01-047-5980
Primary Part Number8123287
Item NameLock,valve Spring Retainer
FSC / FSG2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components
ManufacturerAm General Llc
StatusACTIVE
Thread ProvisionUNTHREADED
Style DesignatorSTRAIGHT BORE W/ONE RIDGE
Casehardening IndicatorCASEHARDENED
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
8123287 PRIMARY Am General Llc (USA)
Reference documents
ReferenceMeaning
3219897 5/9 Secondary reference
Am General Llc
No interchangeability data on file.
Other items in FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2805-00-000-4022
2805-00-000-4022 · Item name not on file
2805-00-001-0029
2805-00-001-0029 · Item name not on file
2805-00-001-3527
2805-00-001-3527 · Item name not on file
2805-00-001-3844
2805-00-001-3844 · Item name not on file
2805-00-001-3854
COVER,FLYWHEEL
2805-00-001-6154
2805-00-001-6154 · Item name not on file
2805-00-001-6164
FLYWHEEL,ENGINE
2805-00-001-6575
RING SET,PISTON

Frequently Asked Questions

What is NSN 2805-01-047-5980?

NSN 2805-01-047-5980 is a Lock,valve Spring Retainer, manufactured by Am General Llc, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.

What part numbers are listed for NSN 2805-01-047-5980?

NSN 2805-01-047-5980 has 1 manufacturer part number on file: 8123287 (Am General Llc).

What are the specifications of 8123287?

Key specifications for 8123287: Thread Provision: UNTHREADED; Style Designator: STRAIGHT BORE W/ONE RIDGE; Casehardening Indicator: CASEHARDENED; Material: STEEL. 4 specifications are documented in the U.S. Government catalog.

Is NSN 2805-01-047-5980 hazardous material?

No hazard code in the DLA record (HMIC N). 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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