Washer, Flat5310-01-381-1166

NSN 5310-01-381-1166 · NIIN 013811166 · Part number 54572

Tifco Industries, Inc. Dba Tifco Industries Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0BPN7

Government record, cited

NSN 5310-01-381-1166 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-381-1166. Manufacturer of record part number: 54572.

Also searched as 5310-01-381-1166 · 5310013811166 · NIIN 013811166 · 01-381-1166 · FSC 5310 Nuts and Washers · CAGE 0BPN7 · 54572 · 54267

Nearby stock numbers ← 5310-01-381-1164 Nut, Plain, Hexagon · 5310-01-381-1167 Nut, Plain, Hexagon →

5310-01-381-1166 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Tifco Industries, Inc. Dba Tifco Industries Inc

Identification

NSN: 5310-01-381-1166
NIIN: 013811166
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 54572
Manufacturer: Tifco Industries, Inc. Dba Tifco Industries Inc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-381-1166, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Tifco Industries, Inc. Dba Tifco Industries Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Tifco Industries, Inc. Dba Tifco Industries Inc (CAGE 0BPN7)

Technical Specifications

Parameter	Value
NSN	5310-01-381-1166
Primary Part Number	54572
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Tifco Industries, Inc. Dba Tifco Industries Inc
Status	ACTIVE

Lifecycle & Compliance

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5136-01-727-195454267 POSSIBLE MATCH

TAP,THREAD CUTTING

Possible match (shared part number)Tapco

Cross-Reference Index

Part Number	Manufacturer
54572 PRIMARY	Tifco Industries, Inc. Dba Tifco Industries Inc (USA)

Reference documents

Reference	Meaning
54267	5/9 Secondary reference Tifco Industries, Inc. Dba Tifco Industries Inc

Related Parts

5136-01-727-1954POSSIBLE MATCH

TAP,THREAD CUTTING

54267

Frequently Asked Questions

What is NSN 5310-01-381-1166?

NSN 5310-01-381-1166 is a Washer,flat, manufactured by Tifco Industries, Inc. Dba Tifco Industries Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-381-1166?

NSN 5310-01-381-1166 has 1 manufacturer part number on file: 54572 (Tifco Industries, Inc. Dba Tifco Industries Inc).

What NSN replaces 5310-01-381-1166?

1 possible match (shared part number, not a government interchangeability claim): 5136-01-727-1954. Verify interchangeability with system specifications before substitution.

Is NSN 5310-01-381-1166 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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