The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-166-5907, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Screw,cap,hexagon Head
FSC / FSG
5305 — Screws (FSG 53)
Technical Specifications
Parameter
Value
NSN
5305-01-166-5907
Item Name
Screw,cap,hexagon Head
FSC / FSG
5305 / 53 — Screws
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6150-01-356-208253419POSSIBLE MATCH
CABLE AND CONDUIT ASSEMBLY,ELECT
Possible match (shared part number)Semflex, Inc.
4520-01-377-708853419POSSIBLE MATCH
HEATING ELEMENT,ELECTRICAL,NONIM
Possible match (shared part number)Indeeco Llc Dba Indeeco
5940-01-691-313253419-1POSSIBLE MATCH
TERMINAL,LUG
Possible match (shared part number)Te Connectivity Corporation
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
53419
3/2Design control — primary reference
U.S. Government activity
Related Parts
6150-01-356-2082POSSIBLE MATCH
CABLE AND CONDUIT ASSEMBLY,ELECT
53419
4520-01-377-7088POSSIBLE MATCH
HEATING ELEMENT,ELECTRICAL,NONIM
53419
5940-01-691-3132POSSIBLE MATCH
TERMINAL,LUG
53419-1
Frequently Asked Questions
What is NSN 5305-01-166-5907?
NSN 5305-01-166-5907 is a Screw,cap,hexagon Head, classified under FSC 5305, Screws. Status: active.
What NSN replaces 5305-01-166-5907?
3 possible matches (shared part number, not a government interchangeability claim): 6150-01-356-2082, 4520-01-377-7088, 5940-01-691-3132. Verify interchangeability with system specifications before substitution.
Is NSN 5305-01-166-5907 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.