PartsTable TECHNICAL DATA SHEET

NSN 5310-01-606-3945Government record, cited

Washer, Flat5310-01-606-3945

NSN 5310-01-606-3945 · NIIN 016063945 · Part number LK57193

Rolls-Royce Marine North America Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 38ZC7

Government record, cited

NSN 5310-01-606-3945 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-606-3945. Manufacturer of record part number: LK57193.

Also searched as 5310-01-606-3945 · 5310016063945 · NIIN 016063945 · 01-606-3945 · FSC 5310 Nuts and Washers · CAGE 38ZC7 · LK57193 · VL 5 CHAP.A1-49-30 ITEM 104,164

Nearby stock numbers ← 5310-01-606-3903 Washer, Key · 5310-01-606-3988 Washer, Lock →

5310-01-606-3945 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Rolls-Royce Marine North America Inc.

Identification

NSN: 5310-01-606-3945
NIIN: 016063945
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: LK57193
Manufacturer: Rolls-Royce Marine North America Inc.

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-606-3945, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Marine North America Inc.. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	5310-01-606-3945
Primary Part Number	LK57193
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Rolls-Royce Marine North America 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
VL 5 CHAP.A1-49-30 ITEM 104,164	Bird-Johnson Propeller Company, Llc (USA)
LK57193 PRIMARY	Rolls-Royce Marine North America Inc. (USA)

Reference documents

Reference	Meaning
LK57193	5/9 Secondary reference Bird-Johnson Propeller Company, Llc

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 5310-01-606-3945?

NSN 5310-01-606-3945 is a Washer,flat, manufactured by Rolls-Royce Marine North America Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-606-3945?

NSN 5310-01-606-3945 has 2 manufacturer part numbers on file: VL 5 CHAP.A1-49-30 ITEM 104,164 (Bird-Johnson Propeller Company, Llc), LK57193 (Rolls-Royce Marine North America Inc.).

What are the specifications of LK57193?

Key specifications for LK57193: End Item Identification: DEVELOP ECP A. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-606-3945 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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