PartsTable TECHNICAL DATA SHEET
NSN 6740-00-402-3423Government record, cited

Support, Shaft, Crank6740-00-402-3423

NSN 6740-00-402-3423 · NIIN 004023423 · Part number A4340
Miller-Holzwarth Inc. · FSC 6740 — Photographic Developing and Finishing Equipment · FSG 67 — Photographic Equipment · CAGE 02077
Government record, cited
NSN 6740-00-402-3423 — this item is cataloged by the U.S. Government under National Stock Number 6740-00-402-3423. Manufacturer of record part number: A4340.
Also searched as  6740-00-402-3423 · 6740004023423 · NIIN 004023423 · 00-402-3423 · FSC 6740 Photographic Developing and Finishing Equipment · CAGE 02077 · A4340
Nearby stock numbers  ·
Features
  • Support,shaft,crank — FSC 6740
  • 1 manufacturer part number on file
  • Manufacturer of record: Miller-Holzwarth Inc.
Identification
  • NSN: 6740-00-402-3423
  • NIIN: 004023423
  • FSC: 6740 — Photographic Developing and Finishing Equipment
  • FSG: 67 — Photographic Equipment
  • Primary part number: A4340
  • Manufacturer: Miller-Holzwarth Inc.
General Description

The Support,shaft,crank, cataloged under National Stock Number 6740-00-402-3423, is classified within Federal Supply Class 6740 (Photographic Developing and Finishing Equipment) of the Photographic Equipment group. The manufacturer of record is Miller-Holzwarth Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts
Item NameSupport,shaft,crank
FSC / FSG6740 — Photographic Developing and Finishing Equipment (FSG 67)
ManufacturersMiller-Holzwarth Inc. (CAGE 02077)
Technical Specifications
ParameterValue
NSN6740-00-402-3423
Primary Part NumberA4340
Item NameSupport,shaft,crank
FSC / FSG6740 / 67 — Photographic Developing and Finishing Equipment
ManufacturerMiller-Holzwarth Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
⇄ Related Items 1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5315-01-196-2790SM-A-984991 POSSIBLE MATCH
PIN,SPRING
Possible match (shared part number)Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
A4340 PRIMARY Miller-Holzwarth Inc. (USA)
Related Parts
5315-01-196-2790POSSIBLE MATCH
PIN,SPRING
SM-A-984991

Frequently Asked Questions

What is NSN 6740-00-402-3423?

NSN 6740-00-402-3423 is a Support,shaft,crank, manufactured by Miller-Holzwarth Inc., classified under FSC 6740, Photographic Developing and Finishing Equipment. Status: active.

What part numbers are listed for NSN 6740-00-402-3423?

NSN 6740-00-402-3423 has 1 manufacturer part number on file: A4340 (Miller-Holzwarth Inc.).

What NSN replaces 6740-00-402-3423?

1 possible match (shared part number, not a government interchangeability claim): 5315-01-196-2790. Verify interchangeability with system specifications before substitution.

Is NSN 6740-00-402-3423 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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