Washer, Flat 5310-01-018-0855 NSN 5310-01-018-0855 · NIIN 010180855 · Part number 103-3019-9
Atec Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 09552
NSN 5310-01-018-0855 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-018-0855. Manufacturer of record part number: 103-3019-9 .
Also searched as
5310-01-018-0855 ·
5310010180855 ·
NIIN 010180855 ·
01-018-0855 ·
FSC 5310 Nuts and Washers · CAGE 09552 · 103-3019-9
Nearby stock numbers
← 5310-01-018-0854
·
5310-01-018-0856 Washer, Recessed →
AF 1.560 INCHES NOMINAL IN
NUT + WASHER
5310-01-018-0855 — Nuts and Washers
Features
Washer,flat — FSC 5310 Overall Diameter: 1.560 INCHES NOMINAL IN Cross-Sectional Shape Style: RECTANGULAR Peripheral Shape Style: ROUND Material: STEEL COMP 1042 OVERALL Center Hole Shape Style: ROUND Hole Diameter: 0.986 INCHES NOMINAL IN Thickness: 0.188 INCHES NOMINAL IN
Identification
NSN: 5310-01-018-0855
NIIN: 010180855
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 103-3019-9
Manufacturer: Atec Inc
General Description
The Washer,flat, cataloged under National Stock Number 5310-01-018-0855, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Atec Inc. Government technical data includes 7 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. Current acquisition status: Active.
Technical Specifications
Parameter Value NSN 5310-01-018-0855 Primary Part Number 103-3019-9 Item Name Washer,flat FSC / FSG 5310 / 53 — Nuts and Washers Manufacturer Atec Inc Status ACTIVE Overall Diameter 1.560 INCHES NOMINAL IN Cross-Sectional Shape Style RECTANGULAR Peripheral Shape Style ROUND Material STEEL COMP 1042 OVERALL Center Hole Shape Style ROUND Hole Diameter 0.986 INCHES NOMINAL IN Thickness 0.188 INCHES NOMINAL 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
Cross-Reference Index
Part Number Manufacturer
103-3019-9 PRIMARY Atec Inc (USA)
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file
Frequently Asked Questions
What is NSN 5310-01-018-0855?
NSN 5310-01-018-0855 is a Washer,flat, manufactured by Atec Inc, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-018-0855?
NSN 5310-01-018-0855 has 1 manufacturer part number on file: 103-3019-9 (Atec Inc).
What are the specifications of 103-3019-9?
Key specifications for 103-3019-9: Overall Diameter: 1.560 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL COMP 1042 OVERALL. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-018-0855 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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