PartsTable TECHNICAL DATA SHEET

NSN 5310-01-643-8999Government record, cited

Nut, Self-Locking, Hexagon5310-01-643-8999

NSN 5310-01-643-8999 · NIIN 016438999 · Part number 90-104C4-4

Click Bond Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 66530

Government record, cited

NSN 5310-01-643-8999 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-643-8999. Manufacturer of record part number: 90-104C4-4.

Also searched as 5310-01-643-8999 · 5310016438999 · NIIN 016438999 · 01-643-8999 · FSC 5310 Nuts and Washers · CAGE 66530 · 90-104C4-4 · CB8009CF-4

Nearby stock numbers ← 5310-01-643-8985 Washer, Seal · 5310-01-643-9026 Nut, Plain, Blind Rivet →

5310-01-643-8999 — Nuts and Washers

Features

Nut,self-Locking,hexagon — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Click Bond Inc

Identification

NSN: 5310-01-643-8999
NIIN: 016438999
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 90-104C4-4
Manufacturer: Click Bond Inc

General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-643-8999, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Click Bond Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	Nut,self-Locking,hexagon
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Click Bond Inc (CAGE 66530)

Technical Specifications

Parameter	Value
NSN	5310-01-643-8999
Primary Part Number	90-104C4-4
Item Name	Nut,self-Locking,hexagon
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Click Bond 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
90-104C4-4 PRIMARY	Click Bond Inc (USA)

Reference documents

Reference	Meaning
90-104C4-4	3/2 Design control — primary reference U.S. Government activity
CB8009CF-4	5/9 Secondary reference Click Bond Inc

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 5310-01-643-8999?

NSN 5310-01-643-8999 is a Nut,self-Locking,hexagon, manufactured by Click Bond Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-643-8999?

NSN 5310-01-643-8999 has 1 manufacturer part number on file: 90-104C4-4 (Click Bond Inc).

Is NSN 5310-01-643-8999 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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