Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) RECEPTACLE
Identification
NSN: 5355-00-422-1787
NIIN: 004221787
FSC: 5355 — Knobs and Pointers
FSG: 53 — Hardware and Abrasives
General Description
The Knob, cataloged under National Stock Number 5355-00-422-1787, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
5355-00-422-1787
Item Name
Knob
FSC / FSG
5355 / 53 — Knobs and Pointers
Status
ACTIVE
Shaft Accommodation Style
ROUND
Nominal Thread Size
0.250 INCHES RECEPTACLE IN
Inside Diameter
0.250 INCHES NOMINAL IN
Gripping Surface Condition
SMOOTH
Color
GRAY/GREY
Thread Quantity Per Inch
20 RECEPTACLE
Thread Series Designator
UNIFIED NATIONAL COARSE (UNC) RECEPTACLE
Attachment Method
SCREW ON
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6505-01-169-9573NDC00186-1012-13POSSIBLE MATCH
DOPAMINE HYDROCHLORIDE INJECTION
Possible match (shared part number)Astra Pharmaceuticals Lp
4820-01-322-8078POSSIBLE MATCH
VALVE,GLOBE
Possible match (shared part number)
7930-01-563-354913405POSSIBLE MATCH
CLEANER,INDUSTRIAL,MULTI PURPOSE
Possible match (shared part number)Sunshine Makers, Inc.
6515-01-577-1228204.830POSSIBLE MATCH
SCREW,BONE
Possible match (shared part number)Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
13405
3/2Design control — primary reference
U.S. Government activity
Related Parts
6505-01-169-9573POSSIBLE MATCH
DOPAMINE HYDROCHLORIDE INJECTION
NDC00186-1012-13
4820-01-322-8078POSSIBLE MATCH
VALVE,GLOBE
7930-01-563-3549POSSIBLE MATCH
CLEANER,INDUSTRIAL,MULTI PURPOSE
13405
6515-01-577-1228POSSIBLE MATCH
SCREW,BONE
204.830
Frequently Asked Questions
What is NSN 5355-00-422-1787?
NSN 5355-00-422-1787 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
What NSN replaces 5355-00-422-1787?
4 possible matches (shared part number, not a government interchangeability claim): 6505-01-169-9573, 4820-01-322-8078, 7930-01-563-3549. Verify interchangeability with system specifications before substitution.
What are the specifications of 5355-00-422-1787?
Key specifications for 5355-00-422-1787: Shaft Accommodation Style: ROUND; Nominal Thread Size: 0.250 INCHES RECEPTACLE IN; Inside Diameter: 0.250 INCHES NOMINAL IN; Gripping Surface Condition: SMOOTH. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5355-00-422-1787 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.