NSN 4931-01-475-2028 · NIIN 014752028 · Part number 75D040187-1003
The Boeing Company Div Defense · FSC 4931 — Fire Control Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 76301
Government record, cited
NSN 4931-01-475-2028 — this item is cataloged by the U.S. Government under National Stock Number 4931-01-475-2028. Manufacturer of record part number: 75D040187-1003.
Also searched as4931-01-475-2028 ·
4931014752028 ·
NIIN 014752028 ·
01-475-2028 ·
FSC 4931 Fire Control Maintenance and Repair Shop Specialized Equipment · CAGE 76301 · 75D040187-1003
Nearby stock numbers← 4931-01-474-0317 Shop Equipment, Fire Control System
·
4931-01-475-5145 Jumper Plug Assembl →
Features
Collimator Set,alignment — FSC 4931
Special Test Features: HUD IS APPROX 17"HX9'W X 19"L AND WEIGHS APPROX 32 POUNDS LBS
1 manufacturer part number on file
Manufacturer of record: The Boeing Company Div Defense
Identification
NSN: 4931-01-475-2028
NIIN: 014752028
FSC: 4931 — Fire Control Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 75D040187-1003
Manufacturer: The Boeing Company Div Defense
General Description
The Collimator Set,alignment, cataloged under National Stock Number 4931-01-475-2028, is classified within Federal Supply Class 4931 (Fire Control Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is The Boeing Company Div Defense. 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
4931-01-475-2028
Primary Part Number
75D040187-1003
Item Name
Collimator Set,alignment
FSC / FSG
4931 / 49 — Fire Control Maintenance and Repair Shop Specialized Equipment
Manufacturer
The Boeing Company Div Defense
Status
ACTIVE
Special Test Features
HUD IS APPROX 17"HX9'W X 19"L AND WEIGHS APPROX 32 POUNDS LBS
Other items in FSC 4931 — Fire Control Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4931-00-001-1289
4931-00-001-1289 · Item name not on file
4931-00-001-1293
COMPUTER,FINAL TEST FIXTURE
4931-00-003-1080
SLIDE,CABINET SECTI
4931-00-003-5947
4931-00-003-5947 · Item name not on file
4931-00-003-8359
4931-00-003-8359 · Item name not on file
4931-00-003-8410
4931-00-003-8410 · Item name not on file
4931-00-003-8413
4931-00-003-8413 · Item name not on file
4931-00-003-8414
4931-00-003-8414 · Item name not on file
Frequently Asked Questions
What is NSN 4931-01-475-2028?
NSN 4931-01-475-2028 is a Collimator Set,alignment, manufactured by The Boeing Company Div Defense, classified under FSC 4931, Fire Control Maintenance and Repair Shop Specialized Equipment. Status: active.
What part numbers are listed for NSN 4931-01-475-2028?
NSN 4931-01-475-2028 has 1 manufacturer part number on file: 75D040187-1003 (The Boeing Company Div Defense).
What are the specifications of 75D040187-1003?
Key specifications for 75D040187-1003: Special Test Features: HUD IS APPROX 17"HX9'W X 19"L AND WEIGHS APPROX 32 POUNDS LBS; Special Features: COMPOSED OF 4 OPTICAL MIRRORS AND USED WITH HEADS UP DISPLAY TEST GROUP 18D4150-1; End Item Identification: AIRCRAFT AV-8B. 1 specification is documented in the U.S. Government catalog.
Is NSN 4931-01-475-2028 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 4931-01-475-2028?
NSN 4931-01-475-2028 has DEMIL Code B. 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.