Head Height: 0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
Fastener Length: 0.250 INCHES NOMINAL IN
Thread Length: 0.250 INCHES NOMINAL IN
Nominal Thread Diameter: 0.138 INCHES IN
Head Style: FILLISTER
Thread Direction: RIGHT-HAND
Nondefinitive Spec/std Data: 3 TYPE AND 4C STYLE
Identification
NSN: 5305-00-043-9161
NIIN: 000439161
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
General Description
The Screw,machine, cataloged under National Stock Number 5305-00-043-9161, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
5305-00-043-9161
Item Name
Screw,machine
FSC / FSG
5305 / 53 — Screws
Status
ACTIVE
Head Height
0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
Fastener Length
0.250 INCHES NOMINAL IN
Thread Length
0.250 INCHES NOMINAL IN
Nominal Thread Diameter
0.138 INCHES IN
Head Style
FILLISTER
Thread Direction
RIGHT-HAND
Nondefinitive Spec/std Data
3 TYPE AND 4C STYLE
Screw Material
COPPER ALLOY
Internal Drive Style
CROSS RECESS TYPE 1
Thread Class
2A A
Thread Quantity Per Inch
40
Thread Series Designator
UNF
Head Diameter
0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5305-00-273-2176345877PC389POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5305-00-273-2212POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)
5305-00-274-1007POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)
5305-00-274-1027POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)
5305-00-274-1066POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)
5305-00-274-1692POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)
5305-00-274-1777POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
FFS92TYPE3STYLE4C
4/1Identification reference
U.S. Government activity
Related Parts
5305-00-273-2176POSSIBLE MATCH
SCREW,MACHINE
345877PC389
5305-00-273-2212POSSIBLE MATCH
SCREW,MACHINE
5305-00-274-1007POSSIBLE MATCH
SCREW,MACHINE
5305-00-274-1027POSSIBLE MATCH
SCREW,MACHINE
5305-00-274-1066POSSIBLE MATCH
SCREW,MACHINE
5305-00-274-1692POSSIBLE MATCH
SCREW,MACHINE
5305-00-274-1777POSSIBLE MATCH
SCREW,MACHINE
Frequently Asked Questions
What is NSN 5305-00-043-9161?
NSN 5305-00-043-9161 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
What NSN replaces 5305-00-043-9161?
7 possible matches (shared part number, not a government interchangeability claim): 5305-00-273-2176, 5305-00-273-2212, 5305-00-274-1007. Verify interchangeability with system specifications before substitution.
What are the specifications of 5305-00-043-9161?
Key specifications for 5305-00-043-9161: Head Height: 0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN; Fastener Length: 0.250 INCHES NOMINAL IN; Thread Length: 0.250 INCHES NOMINAL IN; Nominal Thread Diameter: 0.138 INCHES IN. 13 specifications are documented in the U.S. Government catalog.
Is NSN 5305-00-043-9161 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.