PartsTable TECHNICAL DATA SHEET

NSN 5310-01-512-5156Government record, cited

Washer, Flat5310-01-512-5156

NSN 5310-01-512-5156 · NIIN 015125156 · Part number 3337853-20

Atd Precision Manufacturing Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 1Y2V4

Government record, cited

NSN 5310-01-512-5156 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-512-5156. Manufacturer of record part number: 3337853-20.

Also searched as 5310-01-512-5156 · 5310015125156 · NIIN 015125156 · 01-512-5156 · FSC 5310 Nuts and Washers · CAGE 1Y2V4 · 3337853-20 · 3337810-2 FIND 20

Nearby stock numbers ← 5310-01-512-5127 Nut, Plain, Hexagon · 5310-01-512-5253 Washer, Lock →

5310-01-512-5156 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Atd Precision Manufacturing Llc

Identification

NSN: 5310-01-512-5156
NIIN: 015125156
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 3337853-20
Manufacturer: Atd Precision Manufacturing Llc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-512-5156, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Atd Precision Manufacturing Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Atd Precision Manufacturing Llc (CAGE 1Y2V4)

Technical Specifications

Parameter	Value
NSN	5310-01-512-5156
Primary Part Number	3337853-20
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Atd Precision Manufacturing Llc
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

Cross-Reference Index

Part Number	Manufacturer
3337853-20 PRIMARY	Atd Precision Manufacturing Llc (USA)

Reference documents

Reference	Meaning
3337853-20	5/9 Secondary reference Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
3337810-2 FIND 20	5/9 Secondary reference Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)

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 5310-01-512-5156?

NSN 5310-01-512-5156 is a Washer,flat, manufactured by Atd Precision Manufacturing Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-512-5156?

NSN 5310-01-512-5156 has 1 manufacturer part number on file: 3337853-20 (Atd Precision Manufacturing Llc).

Is NSN 5310-01-512-5156 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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