Gearshaft, Spur3040-00-042-8153

NSN 3040-00-042-8153 · NIIN 000428153 · Part number A4053

Simmonds Precision Products Inc · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 12511

Government record, cited

NSN 3040-00-042-8153 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-042-8153. Manufacturer of record part number: A4053.

Also searched as 3040-00-042-8153 · 3040000428153 · NIIN 000428153 · 00-042-8153 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 12511 · A4053

Nearby stock numbers ← 3040-00-042-7719 Shaft, Straight · 3040-00-042-8157 Gearshaft, Spur →

Features

Gearshaft,spur — FSC 3040
1 manufacturer part number on file
Manufacturer of record: Simmonds Precision Products Inc

Identification

NSN: 3040-00-042-8153
NIIN: 000428153
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: A4053
Manufacturer: Simmonds Precision Products Inc

General Description

The Gearshaft,spur, cataloged under National Stock Number 3040-00-042-8153, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Simmonds Precision Products Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 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	Gearshaft,spur
FSC / FSG	3040 — Miscellaneous Power Transmission Equipment (FSG 30)
Manufacturers	Simmonds Precision Products Inc (CAGE 12511)

Technical Specifications

Parameter	Value
NSN	3040-00-042-8153
Primary Part Number	A4053
Item Name	Gearshaft,spur
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer	Simmonds Precision Products Inc
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 2

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

4730-00-406-8952A405-3 POSSIBLE MATCH

INSERT,TUBE FITTING

Possible match (shared part number)Swagelok Co

2590-00-629-3191A4053 POSSIBLE MATCH

FOOT ASSY,REAR SUPP

Possible match (shared part number)Stewart Avionics Inc

Cross-Reference Index

Part Number	Manufacturer
A4053 PRIMARY	Simmonds Precision Products Inc (USA)

Related Parts

4730-00-406-8952POSSIBLE MATCH

INSERT,TUBE FITTING

A405-3

2590-00-629-3191POSSIBLE MATCH

FOOT ASSY,REAR SUPP

A4053

Frequently Asked Questions

What is NSN 3040-00-042-8153?

NSN 3040-00-042-8153 is a Gearshaft,spur, manufactured by Simmonds Precision Products Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-00-042-8153?

NSN 3040-00-042-8153 has 1 manufacturer part number on file: A4053 (Simmonds Precision Products Inc).

What NSN replaces 3040-00-042-8153?

2 possible matches (shared part number, not a government interchangeability claim): 4730-00-406-8952, 2590-00-629-3191. Verify interchangeability with system specifications before substitution.

Is NSN 3040-00-042-8153 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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