Spray Bar Lid4510-01-591-5449

NSN 4510-01-591-5449 · NIIN 015915449 · Part number EXP-1494

Exponent Inc · FSC 4510 — Plumbing Fixtures and Accessories · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 1NG83

Government record, cited

NSN 4510-01-591-5449 — this item is cataloged by the U.S. Government under National Stock Number 4510-01-591-5449. Manufacturer of record part number: EXP-1494.

Also searched as 4510-01-591-5449 · 4510015915449 · NIIN 015915449 · 01-591-5449 · FSC 4510 Plumbing Fixtures and Accessories · CAGE 1NG83 · EXP-1494

Nearby stock numbers ← 4510-01-591-5447 Spray Bar Body · 4510-01-591-5452 Spray Bar Assembly →

Features

Spray Bar Lid — FSC 4510
1 manufacturer part number on file
Manufacturer of record: Exponent Inc

Identification

NSN: 4510-01-591-5449
NIIN: 015915449
FSC: 4510 — Plumbing Fixtures and Accessories
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: EXP-1494
Manufacturer: Exponent Inc

General Description

The Spray Bar Lid, cataloged under National Stock Number 4510-01-591-5449, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Exponent Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Spray Bar Lid
FSC / FSG	4510 — Plumbing Fixtures and Accessories (FSG 45)
Manufacturers	Exponent Inc (CAGE 1NG83)

Technical Specifications

Parameter	Value
NSN	4510-01-591-5449
Primary Part Number	EXP-1494
Item Name	Spray Bar Lid
FSC / FSG	4510 / 45 — Plumbing Fixtures and Accessories
Manufacturer	Exponent 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
EXP-1494 PRIMARY	Exponent Inc (USA)

No interchangeability data on file.

Other items in FSC 4510 — Plumbing Fixtures and Accessories

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

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DISK,INDEX

Frequently Asked Questions

What is NSN 4510-01-591-5449?

NSN 4510-01-591-5449 is a Spray Bar Lid, manufactured by Exponent Inc, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.

What part numbers are listed for NSN 4510-01-591-5449?

NSN 4510-01-591-5449 has 1 manufacturer part number on file: EXP-1494 (Exponent Inc).

Is NSN 4510-01-591-5449 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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