PartsTable TECHNICAL DATA SHEET

NSN 2815-00-330-7555Government record, cited

Cover Valve Tappet2815-00-330-7555

NSN 2815-00-330-7555 · NIIN 003307555 · Part number 125021

Brinkley Technology Group Llc Dba Hercules Manufacturing · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 1ML14

Government record, cited

NSN 2815-00-330-7555 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-330-7555. Manufacturer of record part number: 125021.

Also searched as 2815-00-330-7555 · 2815003307555 · NIIN 003307555 · 00-330-7555 · FSC 2815 Diesel Engines and Components · CAGE 1ML14 · 125021 · 125021B

Nearby stock numbers ← 2815-00-330-5500 Cover, Front · 2815-00-330-7556 →

Features

Cover Valve Tappet — FSC 2815
1 manufacturer part number on file
Manufacturer of record: Brinkley Technology Group Llc Dba Hercules Manufacturing

Identification

NSN: 2815-00-330-7555
NIIN: 003307555
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 125021
Manufacturer: Brinkley Technology Group Llc Dba Hercules Manufacturing

General Description

The Cover Valve Tappet, cataloged under National Stock Number 2815-00-330-7555, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Cover Valve Tappet
FSC / FSG	2815 — Diesel Engines and Components (FSG 28)
Manufacturers	Brinkley Technology Group Llc Dba Hercules Manufacturing (CAGE 1ML14)

Technical Specifications

Parameter	Value
NSN	2815-00-330-7555
Primary Part Number	125021
Item Name	Cover Valve Tappet
FSC / FSG	2815 / 28 — Diesel Engines and Components
Manufacturer	Brinkley Technology Group Llc Dba Hercules Manufacturing
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

⇄ Related Items 4

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5950-01-079-129712-5021 POSSIBLE MATCH

TRANSFORMER,POWER

Possible match (shared part number)Tranex, Inc.

7510-01-132-3895 POSSIBLE MATCH

INK

Possible match (shared part number)

5950-01-361-1399125021 POSSIBLE MATCH

TRANSFORMER,POWER

Possible match (shared part number)Systems West, Inc Dba Ics Electronics Div Ics Electronics

6850-01-660-8870LEKTRO-TECH S POSSIBLE MATCH

CLEANING AND LUBRICATING COMPOUN

Possible match (shared part number)Corrosion Protection & Solutions Llc Dba Corrosion Protection & Solutions

Cross-Reference Index

Part Number	Manufacturer
125021 PRIMARY	Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)

Reference documents

Reference	Meaning
125021	5/9 Secondary reference Hercules Engine Co Inc
125021B	5/9 Secondary reference Hercules Engine Co Inc

Related Parts

5950-01-079-1297POSSIBLE MATCH

TRANSFORMER,POWER

12-5021

7510-01-132-3895POSSIBLE MATCH

INK

5950-01-361-1399POSSIBLE MATCH

TRANSFORMER,POWER

125021

6850-01-660-8870POSSIBLE MATCH

CLEANING AND LUBRICATING COMPOUN

LEKTRO-TECH S

Frequently Asked Questions

What is NSN 2815-00-330-7555?

NSN 2815-00-330-7555 is a Cover Valve Tappet, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-00-330-7555?

NSN 2815-00-330-7555 has 1 manufacturer part number on file: 125021 (Brinkley Technology Group Llc Dba Hercules Manufacturing).

What NSN replaces 2815-00-330-7555?

4 possible matches (shared part number, not a government interchangeability claim): 5950-01-079-1297, 7510-01-132-3895, 5950-01-361-1399. Verify interchangeability with system specifications before substitution.

Is NSN 2815-00-330-7555 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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