PartsTable TECHNICAL DATA SHEET

NSN 5305-00-005-4393Government record, cited

Screw, Special5305-00-005-4393

NSN 5305-00-005-4393 · NIIN 000054393 · Part number BSA21RYR

Bae Systems (operations) Limited · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE K0656

Government record, cited

NSN 5305-00-005-4393 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-005-4393. Manufacturer of record part number: BSA21RYR.

Also searched as 5305-00-005-4393 · 5305000054393 · NIIN 000054393 · 00-005-4393 · FSC 5305 Screws · CAGE K0656 · BSA21RYR · BSA218Y8 · 3111-0836-001

Nearby stock numbers ← 5305-00-005-4392 Screw, Special · 5305-00-005-4394 Screw, Special →

5305-00-005-4393 — Screws

Features

Screw,special — FSC 5305
1 manufacturer part number on file
Manufacturer of record: Bae Systems (operations) Limited

Identification

NSN: 5305-00-005-4393
NIIN: 000054393
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: BSA21RYR
Manufacturer: Bae Systems (operations) Limited

General Description

The Screw,special, cataloged under National Stock Number 5305-00-005-4393, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems (operations) Limited. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	Screw,special
FSC / FSG	5305 — Screws (FSG 53)
Manufacturers	Bae Systems (operations) Limited (CAGE K0656)

Technical Specifications

Parameter	Value
NSN	5305-00-005-4393
Primary Part Number	BSA21RYR
Item Name	Screw,special
FSC / FSG	5305 / 53 — Screws
Manufacturer	Bae Systems (operations) Limited
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
BSA21RYR PRIMARY	Bae Systems (operations) Limited (GBR)

Reference documents

Reference	Meaning
BSA218Y8	C/1 Advisory reference — outside the item-of-supply concept Bae Systems (operations) Limited
3111-0836-001	5/9 Secondary reference Bae Systems (operations) Limited

No interchangeability data on file.

Other items in FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-1397

5305-00-000-1397 · Item name not on file

5305-00-000-2625

5305-00-000-2625 · Item name not on file

5305-00-000-3669

5305-00-000-3669 · Item name not on file

5305-00-000-3830

5305-00-000-3830 · Item name not on file

5305-00-000-3831

5305-00-000-3831 · Item name not on file

Frequently Asked Questions

What is NSN 5305-00-005-4393?

NSN 5305-00-005-4393 is a Screw,special, manufactured by Bae Systems (operations) Limited, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-00-005-4393?

NSN 5305-00-005-4393 has 1 manufacturer part number on file: BSA21RYR (Bae Systems (operations) Limited).

Is NSN 5305-00-005-4393 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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