Window, Observation9340-00-221-5403

NSN 9340-00-221-5403 · NIIN 002215403 · Part number 321Q684

Bamford F and Co Ltd · FSC 9340 — Glass Fabricated Materials · FSG 93 — Nonmetallic Fabricated Materials · CAGE K5679

Government record, cited

NSN 9340-00-221-5403 — this item is cataloged by the U.S. Government under National Stock Number 9340-00-221-5403. Manufacturer of record part number: 321Q684.

Also searched as 9340-00-221-5403 · 9340002215403 · NIIN 002215403 · 00-221-5403 · FSC 9340 Glass Fabricated Materials · CAGE K5679 · 321Q684

Nearby stock numbers ← 9340-00-221-0554 · 9340-00-222-0050 →

Features

Window,observation — FSC 9340
Overall Thickness: 0.500 INCHES NOMINAL IN
Ply Quantity: 2
Material: GLASS
1 manufacturer part number on file
Manufacturer of record: Bamford F and Co Ltd

Identification

NSN: 9340-00-221-5403
NIIN: 002215403
FSC: 9340 — Glass Fabricated Materials
FSG: 93 — Nonmetallic Fabricated Materials
Primary part number: 321Q684
Manufacturer: Bamford F and Co Ltd

General Description

The Window,observation, cataloged under National Stock Number 9340-00-221-5403, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is Bamford F and Co Ltd. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	9340-00-221-5403
Primary Part Number	321Q684
Item Name	Window,observation
FSC / FSG	9340 / 93 — Glass Fabricated Materials
Manufacturer	Bamford F and Co Ltd
Status	ACTIVE
Overall Thickness	0.500 INCHES NOMINAL IN
Ply Quantity	2
Material	GLASS

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
321Q684 PRIMARY	Bamford F and Co Ltd (GBR)

No interchangeability data on file.

Other items in FSC 9340 — Glass Fabricated Materials

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

9340-00-001-2702

WINDOW,OBSERVATION

9340-00-001-3590

WINDOW,OBSERVATION

9340-00-001-3591

WINDOW,ELECTRICALL

9340-00-001-3592

WINDOW,OBSERVATION

9340-00-003-0380

WINDOW,OBSERVATION

9340-00-003-1497

9340-00-003-1497 · Item name not on file

9340-00-003-1553

9340-00-003-1553 · Item name not on file

9340-00-003-7325

9340-00-003-7325 · Item name not on file

Frequently Asked Questions

What is NSN 9340-00-221-5403?

NSN 9340-00-221-5403 is a Window,observation, manufactured by Bamford F and Co Ltd, classified under FSC 9340, Glass Fabricated Materials. Status: active.

What part numbers are listed for NSN 9340-00-221-5403?

NSN 9340-00-221-5403 has 1 manufacturer part number on file: 321Q684 (Bamford F and Co Ltd).

What are the specifications of 321Q684?

Key specifications for 321Q684: Overall Thickness: 0.500 INCHES NOMINAL IN; Ply Quantity: 2; Material: GLASS. 3 specifications are documented in the U.S. Government catalog.

Is NSN 9340-00-221-5403 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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