The Window,observation, cataloged under National Stock Number 9340-01-015-5255, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
9340-01-015-5255
Item Name
Window,observation
FSC / FSG
9340 / 93 — Glass Fabricated Materials
Status
ACTIVE
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
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-01-233-2944A-13482-20POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Vitok Engineers Inc
5340-01-391-5143POSSIBLE MATCH
RETAINER,NUT AND BOLT
Possible match (shared part number)
4320-01-394-4332100278POSSIBLE MATCH
PUMP,HYDRAULIC RAM,HAND DRIVEN
Possible match (shared part number)Tr Engineering, Inc Div Tr Engineering Incorporated
6150-01-458-0080100278POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
Possible match (shared part number)Davco Technology, Llc
3130-01-525-4459100278POSSIBLE MATCH
CAP,PILLOW BLOCK
Possible match (shared part number)American Metal Bearing Co Dba Amb Engineering & Machining Solutions
3120-01-630-7658100278POSSIBLE MATCH
BEARING,SLEEVE
Possible match (shared part number)Crosby Group Inc the Mckissick Plant Div
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
100278
3/9Design control — primary reference
Rolm Corp Mil Spec Computers
Related Parts
5330-01-233-2944POSSIBLE MATCH
PACKING,PREFORMED
A-13482-20
5340-01-391-5143POSSIBLE MATCH
RETAINER,NUT AND BOLT
4320-01-394-4332POSSIBLE MATCH
PUMP,HYDRAULIC RAM,HAND DRIVEN
100278
6150-01-458-0080POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
100278
3130-01-525-4459POSSIBLE MATCH
CAP,PILLOW BLOCK
100278
3120-01-630-7658POSSIBLE MATCH
BEARING,SLEEVE
100278
Frequently Asked Questions
What is NSN 9340-01-015-5255?
NSN 9340-01-015-5255 is a Window,observation, classified under FSC 9340, Glass Fabricated Materials. Status: active.
What NSN replaces 9340-01-015-5255?
6 possible matches (shared part number, not a government interchangeability claim): 5330-01-233-2944, 5340-01-391-5143, 4320-01-394-4332. Verify interchangeability with system specifications before substitution.
What are the specifications of 9340-01-015-5255?
Key specifications for 9340-01-015-5255: End Item Identification: JETDS NO. AN/APM-379. 0 specifications are documented in the U.S. Government catalog.
Is NSN 9340-01-015-5255 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.