PartsTable TECHNICAL DATA SHEET

NSN 1240-01-334-0140Government record, cited

Periscope Subassembly1240-01-334-0140

NSN 1240-01-334-0140 · NIIN 013340140 · Part number 2070-110ITEM11

Huntington Ingalls Inc Div Newport News Shipbuilding · FSC 1240 — Optical Sighting and Ranging Equipment · FSG 12 — Fire Control Equipment · CAGE 43689

Government record, cited

NSN 1240-01-334-0140 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-334-0140. Manufacturer of record part number: 2070-110ITEM11.

Also searched as 1240-01-334-0140 · 1240013340140 · NIIN 013340140 · 01-334-0140 · FSC 1240 Optical Sighting and Ranging Equipment · CAGE 43689 · 2070-110ITEM11 · 2070-52ITEM11 · 2070-52ITEM11

Nearby stock numbers ← 1240-01-333-5056 Case, Optical Instrument · 1240-01-334-2085 Mask, Telescope →

Features

Periscope Subassembly — FSC 1240
2 manufacturer part numbers on file
Manufacturer of record: Huntington Ingalls Inc Div Newport News Shipbuilding

Identification

NSN: 1240-01-334-0140
NIIN: 013340140
FSC: 1240 — Optical Sighting and Ranging Equipment
FSG: 12 — Fire Control Equipment
Primary part number: 2070-110ITEM11
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding

General Description

The Periscope Subassembly, cataloged under National Stock Number 1240-01-334-0140, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	1240-01-334-0140
Primary Part Number	2070-110ITEM11
Item Name	Periscope Subassembly
FSC / FSG	1240 / 12 — Optical Sighting and Ranging Equipment
Manufacturer	Huntington Ingalls Inc Div Newport News Shipbuilding
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL D — Destroy Item
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
2070-110ITEM11 PRIMARY	Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
2070-52ITEM11	Huntington Ingalls Inc Div Newport News Shipbuilding (USA)

Reference documents

Reference	Meaning
2070-52ITEM11	C/1 Advisory reference — outside the item-of-supply concept Naval Inventory Control Point Mechanicsburg

No interchangeability data on file.

Other items in FSC 1240 — Optical Sighting and Ranging Equipment

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

1240-00-000-0160

SIGHT UNIT

1240-00-001-4014

1240-00-001-4014 · Item name not on file

1240-00-001-4015

1240-00-001-4015 · Item name not on file

1240-00-001-4488

FILTER,LIGHT,OPTICAL INSTRUMENT

1240-00-003-1076

1240-00-003-1076 · Item name not on file

1240-00-003-8404

1240-00-003-8404 · Item name not on file

1240-00-003-8405

1240-00-003-8405 · Item name not on file

1240-00-003-8406

MOUNT,TELESCOPE

Frequently Asked Questions

What is NSN 1240-01-334-0140?

NSN 1240-01-334-0140 is a Periscope Subassembly, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.

What part numbers are listed for NSN 1240-01-334-0140?

NSN 1240-01-334-0140 has 2 manufacturer part numbers on file: 2070-110ITEM11 (Huntington Ingalls Inc Div Newport News Shipbuilding), 2070-52ITEM11 (Huntington Ingalls Inc Div Newport News Shipbuilding).

What are the specifications of 2070-110ITEM11?

Key specifications for 2070-110ITEM11: End Item Identification: PERISCOPE MISC HOUSING FITTING. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1240-01-334-0140 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.

What is the DEMIL code for NSN 1240-01-334-0140?

NSN 1240-01-334-0140 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.

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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