Washer, Flat5310-01-331-5729

NSN 5310-01-331-5729 · NIIN 013315729 · Part number M25-11023 PIECE 25

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 9F512

Government record, cited

NSN 5310-01-331-5729 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-331-5729. Manufacturer of record part number: M25-11023 PIECE 25.

Also searched as 5310-01-331-5729 · 5310013315729 · NIIN 013315729 · 01-331-5729 · FSC 5310 Nuts and Washers · CAGE 9F512 · M25-11023 PIECE 25 · 5310PL0677219 · 345-10016

Nearby stock numbers ← 5310-01-331-5218 · 5310-01-331-5730 Washer, Lock →

5310-01-331-5729 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division

Identification

NSN: 5310-01-331-5729
NIIN: 013315729
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: M25-11023 PIECE 25
Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-331-5729, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (CAGE 9F512)

Technical Specifications

Parameter	Value
NSN	5310-01-331-5729
Primary Part Number	M25-11023 PIECE 25
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
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
M25-11023 PIECE 25 PRIMARY	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
345-10016	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)

Reference documents

Reference	Meaning
5310PL0677219	6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index

Frequently Asked Questions

What is NSN 5310-01-331-5729?

NSN 5310-01-331-5729 is a Washer,flat, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-331-5729?

NSN 5310-01-331-5729 has 2 manufacturer part numbers on file: M25-11023 PIECE 25 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 345-10016 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division).

Is NSN 5310-01-331-5729 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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