PartsTable TECHNICAL DATA SHEET

NSN 5310-01-288-5588Government record, cited

Washer, Split5310-01-288-5588

NSN 5310-01-288-5588 · NIIN 012885588 · Part number AA9500-D2327A

Pall Aeropower Corporation · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 18350

Government record, cited

NSN 5310-01-288-5588 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-288-5588. Manufacturer of record part number: AA9500-D2327A.

Also searched as 5310-01-288-5588 · 5310012885588 · NIIN 012885588 · 01-288-5588 · FSC 5310 Nuts and Washers · CAGE 18350 · AA9500-D2327A · AA9500D2327 · AA9500-D2327

Nearby stock numbers ← 5310-01-288-5586 Washer, Flat · 5310-01-288-5667 →

5310-01-288-5588 — Nuts and Washers

Features

Washer,split — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Pall Aeropower Corporation

Identification

NSN: 5310-01-288-5588
NIIN: 012885588
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: AA9500-D2327A
Manufacturer: Pall Aeropower Corporation

General Description

The Washer,split, cataloged under National Stock Number 5310-01-288-5588, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Pall Aeropower Corporation. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,split
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Pall Aeropower Corporation (CAGE 18350)

Technical Specifications

Parameter	Value
NSN	5310-01-288-5588
Primary Part Number	AA9500-D2327A
Item Name	Washer,split
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Pall Aeropower Corporation
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
AA9500-D2327A PRIMARY	Pall Aeropower Corporation (USA)

Reference documents

Reference	Meaning
AA9500D2327	3/9 Design control — primary reference Pall Aeropower Corporation
AA9500-D2327	5/9 Secondary reference Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div

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 5310-01-288-5588?

NSN 5310-01-288-5588 is a Washer,split, manufactured by Pall Aeropower Corporation, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-288-5588?

NSN 5310-01-288-5588 has 1 manufacturer part number on file: AA9500-D2327A (Pall Aeropower Corporation).

Is NSN 5310-01-288-5588 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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