PartsTable TECHNICAL DATA SHEET
NSN 5305-01-155-5438Government record, cited

Screw, Cap, Hexagon Head5305-01-155-5438

NSN 5305-01-155-5438 · NIIN 011555438 · Part number ISO4017-M8X18-8-8-A2L
International Organization for Standardization (iso) · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE I9008
Government record, cited
NSN 5305-01-155-5438 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-155-5438. Manufacturer of record part number: ISO4017-M8X18-8-8-A2L.
Also searched as  5305-01-155-5438 · 5305011555438 · NIIN 011555438 · 01-155-5438 · FSC 5305 Screws · CAGE I9008 · ISO4017-M8X18-8-8-A2L · 933-M8X18 · 933-M10X50 · DIN EN24017 · 10501758
Nearby stock numbers  ·
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Height: 5.5 MILLIMETERS NOMINAL MM
  • Fastener Length: 18.00 MILLIMETERS NOMINAL MM
  • Thread Pitch in Millimeters: 1.25
  • Thread Length: 16.5 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM MM
  • Hardness Rating: 18.0 ROCKWELL C MINIMUM AND 31.0 ROCKWELL C MAXIMUM OVERALL
  • Nominal Thread Diameter: 8.0 MILLIMETERS MM
  • Head Style: HEXAGON
Identification
  • NSN: 5305-01-155-5438
  • NIIN: 011555438
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: ISO4017-M8X18-8-8-A2L
  • Manufacturer: International Organization for Standardization (iso)
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-155-5438, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is International Organization for Standardization (iso). Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-155-5438
Primary Part NumberISO4017-M8X18-8-8-A2L
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — Screws
ManufacturerInternational Organization for Standardization (iso)
StatusACTIVE
Head Height5.5 MILLIMETERS NOMINAL MM
Fastener Length18.00 MILLIMETERS NOMINAL MM
Thread Pitch in Millimeters1.25
Thread Length16.5 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM MM
Hardness Rating18.0 ROCKWELL C MINIMUM AND 31.0 ROCKWELL C MAXIMUM OVERALL
Nominal Thread Diameter8.0 MILLIMETERS MM
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Width Between Flats13.0 MILLIMETERS NOMINAL MM
Surface TreatmentZINC OVERALL
Minimum Tensile Strength113784 POUNDS PER SQUARE INCH LBS
MaterialSTEEL PROPERTY CLASS 8.8 OVERALL
Thread Series DesignatorM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 11
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5305-01-158-082810501640 POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)General Dynamics Land Systems Canadacorp
5305-01-160-072610504007 POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)General Dynamics Land Systems Canadacorp
5305-01-245-8754933M1040F POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)Daimler Truck North America Llc
5305-01-266-9335ISO4017-M12X20-8.8-A4C POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-279-2338071 412 38 POSSIBLE 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-B3B POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-458-3780ISO4017-M6X35-8.8-B3B POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-460-0721ISO4017-M8X20-10.9-B3B POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-460-0736ISO4017-M4X10-8.8-B3B POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
5305-01-460-0747ISO4017-M4X12-8.8-B3B POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)International Organization for Standardization (iso)
Cross-Reference Index
Part NumberManufacturer
ISO4017-M8X18-8-8-A2L PRIMARY International Organization for Standardization (iso) (CHE)
Reference documents
ReferenceMeaning
933-M8X18 C/1 Advisory reference — outside the item-of-supply concept
Metric and Multistandard Components Corp
933-M10X50 C/1 Advisory reference — outside the item-of-supply concept
Metric and Multistandard Components Corp
DIN EN24017 5/1 Secondary reference
Din Deutsches Institut Fur Normung Ev
10501758 5/9 Secondary reference
General Dynamics Land Systems Canadacorp
DIN933-M8X18-8.8-A2L 5/9 Secondary reference
Din Deutsches Institut Fur Normung Ev
Related Parts
5305-01-158-0828POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
10501640
5305-01-160-0726POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
10504007
5305-01-245-8754POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
933M1040F
5305-01-266-9335POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
ISO4017-M12X20-8.8-A4C
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 5305-01-155-5438?

NSN 5305-01-155-5438 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 5305-01-155-5438?

NSN 5305-01-155-5438 has 1 manufacturer part number on file: ISO4017-M8X18-8-8-A2L (International Organization for Standardization (iso)).

What NSN replaces 5305-01-155-5438?

11 possible matches (shared part number, not a government interchangeability claim): 5305-01-158-0828, 5305-01-160-0726, 5305-01-245-8754. Verify interchangeability with system specifications before substitution.

What are the specifications of ISO4017-M8X18-8-8-A2L?

Key specifications for ISO4017-M8X18-8-8-A2L: Head Height: 5.5 MILLIMETERS NOMINAL MM; Fastener Length: 18.00 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.25; Thread Length: 16.5 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM MM. 13 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-155-5438 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.
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