PartsTable TECHNICAL DATA SHEET
NSN 2805-01-252-7979Government record, cited

Lock, Valve Spring Retainer2805-01-252-7979

NSN 2805-01-252-7979 · NIIN 012527979
FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components · FSG 28 — Engines, Turbines, and Components
Government record, cited
Also searched as  2805-01-252-7979 · 2805012527979 · NIIN 012527979 · 01-252-7979 · FSC 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components · 9002848-46 · 0552 12 432
Nearby stock numbers  ·
Features
  • Lock,valve Spring Retainer — FSC 2805
  • Style Designator: ROUND FLANGE-TAPERED BORE
Identification
  • NSN: 2805-01-252-7979
  • NIIN: 012527979
  • FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
  • FSG: 28 — Engines, Turbines, and Components
General Description

The Lock,valve Spring Retainer, cataloged under National Stock Number 2805-01-252-7979, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-01-252-7979
Item NameLock,valve Spring Retainer
FSC / FSG2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components
StatusACTIVE
Style DesignatorROUND FLANGE-TAPERED BORE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
9002848-46 3/2 Design control — primary reference
U.S. Government activity
0552 12 432 5/9 Secondary reference
Toyo Kogyo Co. Ltd
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.
2805-00-010-2959
2805-00-010-2959 · Item name not on file
2805-00-066-3426
TAPPET,ENGINE POPPET VALVE
2805-00-326-0797
SPRING,COUPLING FLA
2805-00-395-7778
BALL,BY-PASS VALVE
2805-00-422-9321
RING SET,PISTON
2805-00-447-9114
VALVE,POPPET,ENGINE
2805-00-448-0786
CAMSHAFT
2805-00-561-9463
GUIDE,VALVE STEM

Frequently Asked Questions

What is NSN 2805-01-252-7979?

NSN 2805-01-252-7979 is a Lock,valve Spring Retainer, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.

What are the specifications of 2805-01-252-7979?

Key specifications for 2805-01-252-7979: Style Designator: ROUND FLANGE-TAPERED BORE. 1 specification is documented in the U.S. Government catalog.

Is NSN 2805-01-252-7979 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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