PartsTable TECHNICAL DATA SHEET

NSN 3930-01-021-5446Government record, cited

Interlock, Mast3930-01-021-5446

NSN 3930-01-021-5446 · NIIN 010215446 · Part number 74818233

Kalmar AC Inc · FSC 3930 — Warehouse Trucks and Tractors, Self-propelled · FSG 39 — Materials Handling Equipment · CAGE 0AHU0

Government record, cited

NSN 3930-01-021-5446 — this item is cataloged by the U.S. Government under National Stock Number 3930-01-021-5446. Manufacturer of record part number: 74818233.

Also searched as 3930-01-021-5446 · 3930010215446 · NIIN 010215446 · 01-021-5446 · FSC 3930 Warehouse Trucks and Tractors, Self-propelled · CAGE 0AHU0 · 74818233

Nearby stock numbers ← 3930-01-021-5024 Kit, Retrofit, Anti N · 3930-01-021-6059 Regulator, Flow, Hydraulic →

Features

Interlock,mast — FSC 3930
General Characteristics Item Description: STEEL; 2.125 IN. LG; 1.000 IN. W; W/1 PIVOT HOLE 0.631 IN. DIA,AND 1 HOLE 0.250-20 UNC 2B THD IN
1 manufacturer part number on file
Manufacturer of record: Kalmar AC Inc

Identification

NSN: 3930-01-021-5446
NIIN: 010215446
FSC: 3930 — Warehouse Trucks and Tractors, Self-propelled
FSG: 39 — Materials Handling Equipment
Primary part number: 74818233
Manufacturer: Kalmar AC Inc

General Description

The Interlock,mast, cataloged under National Stock Number 3930-01-021-5446, is classified within Federal Supply Class 3930 (Warehouse Trucks and Tractors, Self-propelled) of the Materials Handling Equipment group. The manufacturer of record is Kalmar AC Inc. 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	3930-01-021-5446
Primary Part Number	74818233
Item Name	Interlock,mast
FSC / FSG	3930 / 39 — Warehouse Trucks and Tractors, Self-propelled
Manufacturer	Kalmar AC Inc
Status	ACTIVE
General Characteristics Item Description	STEEL; 2.125 IN. LG; 1.000 IN. W; W/1 PIVOT HOLE 0.631 IN. DIA,AND 1 HOLE 0.250-20 UNC 2B THD IN

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
74818233 PRIMARY	Kalmar AC Inc (USA)

No interchangeability data on file.

Other items in FSC 3930 — Warehouse Trucks and Tractors, Self-propelled

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3930-00-001-6308

3930-00-001-6308 · Item name not on file

3930-00-001-7844

3930-00-001-7844 · Item name not on file

3930-00-001-7846

3930-00-001-7846 · Item name not on file

3930-00-001-7847

3930-00-001-7847 · Item name not on file

3930-00-003-0142

3930-00-003-0142 · Item name not on file

3930-00-003-8665

REGULATOR,FLOW

3930-00-003-9868

3930-00-003-9868 · Item name not on file

3930-00-003-9900

TRUCK,LIFT,FORK

Frequently Asked Questions

What is NSN 3930-01-021-5446?

NSN 3930-01-021-5446 is a Interlock,mast, manufactured by Kalmar AC Inc, classified under FSC 3930, Warehouse Trucks and Tractors, Self-propelled. Status: active.

What part numbers are listed for NSN 3930-01-021-5446?

NSN 3930-01-021-5446 has 1 manufacturer part number on file: 74818233 (Kalmar AC Inc).

What are the specifications of 74818233?

Key specifications for 74818233: General Characteristics Item Description: STEEL; 2.125 IN. LG; 1.000 IN. W; W/1 PIVOT HOLE 0.631 IN. DIA,AND 1 HOLE 0.250-20 UNC 2B THD IN; End Item Identification: FORK LIFT TRUCK,30612 MODEL ACE40AEE144. 1 specification is documented in the U.S. Government catalog.

Is NSN 3930-01-021-5446 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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