PartsTable TECHNICAL DATA SHEET

NSN 5310-01-433-1837Government record, cited

Washer, Flat5310-01-433-1837

NSN 5310-01-433-1837 · NIIN 014331837 · Part number 421198

Tyco Fire Products Lp · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 03670

Government record, cited

NSN 5310-01-433-1837 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-433-1837. Manufacturer of record part number: 421198.

Also searched as 5310-01-433-1837 · 5310014331837 · NIIN 014331837 · 01-433-1837 · FSC 5310 Nuts and Washers · CAGE 03670 · 421198 · 420052 ITEM 15

Nearby stock numbers ← 5310-01-433-1836 Washer, Flat · 5310-01-433-1838 Washer, Flat →

5310-01-433-1837 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Tyco Fire Products Lp

Identification

NSN: 5310-01-433-1837
NIIN: 014331837
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 421198
Manufacturer: Tyco Fire Products Lp

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-433-1837, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Tyco Fire Products Lp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Tyco Fire Products Lp (CAGE 03670)

Technical Specifications

Parameter	Value
NSN	5310-01-433-1837
Primary Part Number	421198
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Tyco Fire Products Lp
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
421198 PRIMARY	Tyco Fire Products Lp (USA)

Reference documents

Reference	Meaning
420052 ITEM 15	5/9 Secondary reference Tyco Fire Products Lp

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 5310-01-433-1837?

NSN 5310-01-433-1837 is a Washer,flat, manufactured by Tyco Fire Products Lp, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-433-1837?

NSN 5310-01-433-1837 has 1 manufacturer part number on file: 421198 (Tyco Fire Products Lp).

Is NSN 5310-01-433-1837 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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