NSN 1240-00-565-4770 · NIIN 005654770 · Part number 31153-1616
Bausch & Lomb Inc · FSC 1240 — Optical Sighting and Ranging Equipment · FSG 12 — Fire Control Equipment · CAGE 06175
Government record, cited
NSN 1240-00-565-4770 — this item is cataloged by the U.S. Government under National Stock Number 1240-00-565-4770. Manufacturer of record part number: 31153-1616.
Also searched as1240-00-565-4770 ·
1240005654770 ·
NIIN 005654770 ·
00-565-4770 ·
FSC 1240 Optical Sighting and Ranging Equipment · CAGE 06175 · 31153-1616 · 1573923
FSC: 1240 — Optical Sighting and Ranging Equipment
FSG: 12 — Fire Control Equipment
Primary part number: 31153-1616
Manufacturer: Bausch & Lomb Inc
General Description
The Gaske, cataloged under National Stock Number 1240-00-565-4770, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Bausch & Lomb Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Gaske
FSC / FSG
1240 — Optical Sighting and Ranging Equipment (FSG 12)
Manufacturers
Bausch & Lomb Inc (CAGE 06175); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001)
Technical Specifications
Parameter
Value
NSN
1240-00-565-4770
Primary Part Number
31153-1616
Item Name
Gaske
FSC / FSG
1240 / 12 — Optical Sighting and Ranging Equipment
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
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 1240-00-565-4770?
NSN 1240-00-565-4770 is a Gaske, manufactured by Bausch & Lomb Inc, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
What part numbers are listed for NSN 1240-00-565-4770?
NSN 1240-00-565-4770 has 2 manufacturer part numbers on file: 31153-1616 (Bausch & Lomb Inc), 1573923 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Is NSN 1240-00-565-4770 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.