NSN 5305-01-266-9335 · NIIN 012669335 · Part number ISO4017-M12X20-8.8-A4C
International Organization for Standardization (iso) · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE I9008
Government record, cited
NSN 5305-01-266-9335 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-266-9335. Manufacturer of record part number: ISO4017-M12X20-8.8-A4C.
Manufacturer of record: International Organization for Standardization (iso)
Identification
NSN: 5305-01-266-9335
NIIN: 012669335
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: ISO4017-M12X20-8.8-A4C
Manufacturer: International Organization for Standardization (iso)
General Description
The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-266-9335, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is International Organization for Standardization (iso). The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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.
Catalog Facts
Item Name
Screw,cap,hexagon Head
FSC / FSG
5305 — Screws (FSG 53)
Manufacturers
International Organization for Standardization (iso) (CAGE I9008)
Technical Specifications
Parameter
Value
NSN
5305-01-266-9335
Primary Part Number
ISO4017-M12X20-8.8-A4C
Item Name
Screw,cap,hexagon Head
FSC / FSG
5305 / 53 — Screws
Manufacturer
International Organization for Standardization (iso)
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5305-01-279-2338071 412 38POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5305-01-458-3779ISO4017-M10X20-8.8-B3BPOSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-458-3780ISO4017-M6X35-8.8-B3BPOSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-460-0721ISO4017-M8X20-10.9-B3BPOSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-460-0736ISO4017-M4X10-8.8-B3BPOSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-460-0747ISO4017-M4X12-8.8-B3BPOSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-461-2711ISO4017-M16X60-8.8-A2APOSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
International Organization for Standardization (iso) (CHE)
Reference documents
Reference
Meaning
M12X20
5/9Secondary reference
Fabory Usa Ltd.
813-12020
C/1Advisory reference — outside the item-of-supply concept
Cnh Industrial America Llc Dba Cnh America
DIN933-M12X20-8-8-A4C
5/9Secondary reference
Din Deutsches Institut Fur Normung Ev
12414419-132
C/1Advisory reference — outside the item-of-supply concept
Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc
12414419-132
C/1Advisory reference — outside the item-of-supply concept
U S Army Tank Automotive Command Amsta-Im-Mm
071 412 16
5/9Secondary reference
U.S. Government activity
DIN EN24017
5/1Secondary reference
Din Deutsches Institut Fur Normung Ev
DIN933-M12X20-8.8-A4C
5/9Secondary reference
Metric and Multistandard Components Corp
Related Parts
5305-01-279-2338POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
071 412 38
5305-01-458-3779POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
ISO4017-M10X20-8.8-B3B
5305-01-458-3780POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
ISO4017-M6X35-8.8-B3B
5305-01-460-0721POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
ISO4017-M8X20-10.9-B3B
5305-01-460-0736POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
ISO4017-M4X10-8.8-B3B
5305-01-460-0747POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
ISO4017-M4X12-8.8-B3B
5305-01-461-2711POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
ISO4017-M16X60-8.8-A2A
Frequently Asked Questions
What is NSN 5305-01-266-9335?
NSN 5305-01-266-9335 is a Screw,cap,hexagon Head, manufactured by International Organization for Standardization (iso), classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-266-9335?
NSN 5305-01-266-9335 has 1 manufacturer part number on file: ISO4017-M12X20-8.8-A4C (International Organization for Standardization (iso)).
What NSN replaces 5305-01-266-9335?
7 possible matches (shared part number, not a government interchangeability claim): 5305-01-279-2338, 5305-01-458-3779, 5305-01-458-3780. Verify interchangeability with system specifications before substitution.
Is NSN 5305-01-266-9335 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.