NSN 2815-00-339-3887 · NIIN 003393887 · Part number 3F8912
Caterpillar Inc Div Caterpillar Defense · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 11083
Government record, cited
NSN 2815-00-339-3887 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-339-3887. Manufacturer of record part number: 3F8912.
Also searched as2815-00-339-3887 ·
2815003393887 ·
NIIN 003393887 ·
00-339-3887 ·
FSC 2815 Diesel Engines and Components · CAGE 11083 · 3F8912
General Characteristics Item Description: STEEL,ROUND SHAPE,2.096 IN. O/A OD,1.281 IN. ID,.0478 /18 GA) IN. THK,0.250 IN. LIP O/A,2 GROOVES 0.031 IN. RADIUS ON INSIDE 0.313 IN. LG IN
1 manufacturer part number on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 2815-00-339-3887
NIIN: 003393887
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 3F8912
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Lock, cataloged under National Stock Number 2815-00-339-3887, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 specification, 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
2815-00-339-3887
Primary Part Number
3F8912
Item Name
Lock
FSC / FSG
2815 / 28 — Diesel Engines and Components
Manufacturer
Caterpillar Inc Div Caterpillar Defense
Status
ACTIVE
General Characteristics Item Description
STEEL,ROUND SHAPE,2.096 IN. O/A OD,1.281 IN. ID,.0478 /18 GA) IN. THK,0.250 IN. LIP O/A,2 GROOVES 0.031 IN. RADIUS ON INSIDE 0.313 IN. LG IN
Other items in FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-011-9099
2815-00-011-9099 · Item name not on file
2815-00-017-1875
PIN
2815-00-024-4185
2815-00-024-4185 · Item name not on file
2815-00-033-1482
2815-00-033-1482 · Item name not on file
2815-00-036-5350
2815-00-036-5350 · Item name not on file
2815-00-179-7630
TUBE
2815-00-346-4639
STRAINER ASSY
2815-00-592-5308
RING,PISTON
Frequently Asked Questions
What is NSN 2815-00-339-3887?
NSN 2815-00-339-3887 is a Lock, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2815, Diesel Engines and Components. Status: active.
What part numbers are listed for NSN 2815-00-339-3887?
NSN 2815-00-339-3887 has 1 manufacturer part number on file: 3F8912 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 3F8912?
Key specifications for 3F8912: General Characteristics Item Description: STEEL,ROUND SHAPE,2.096 IN. O/A OD,1.281 IN. ID,.0478 /18 GA) IN. THK,0.250 IN. LIP O/A,2 GROOVES 0.031 IN. RADIUS ON INSIDE 0.313 IN. LG IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 2815-00-339-3887 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.