PartsTable TECHNICAL DATA SHEET

NSN 4210-01-231-7168Government record, cited

Head, Sprinkler, Fire Protection4210-01-231-7168

NSN 4210-01-231-7168 · NIIN 012317168

FSC 4210 — Firefighting Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment

Government record, cited

Also searched as 4210-01-231-7168 · 4210012317168 · NIIN 012317168 · 01-231-7168 · FSC 4210 Firefighting Equipment · MIL-S-24660-32 · MIL-S-24660

Nearby stock numbers ← 4210-01-231-5547 · 4210-01-231-8687 Head, Sprinkler, Fire Protection →

Features

Head,sprinkler,fire Protection — FSC 4210
Head Type: SPRINKLER
Flow Capacity at Specified Pressure Rating: 40 GAL PER MIN AT 50 PSI
Connection Thread Size: 1/2 IN.-14 IN
Connection Thread Series: NPT
Connection Thread Location: EXTERNAL
Material: COPPER ALLOY

Identification

NSN: 4210-01-231-7168
NIIN: 012317168
FSC: 4210 — Firefighting Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment

General Description

The Head,sprinkler,fire Protection, cataloged under National Stock Number 4210-01-231-7168, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4210-01-231-7168
Item Name	Head,sprinkler,fire Protection
FSC / FSG	4210 / 42 — Firefighting Equipment
Status	ACTIVE
Head Type	SPRINKLER
Flow Capacity at Specified Pressure Rating	40 GAL PER MIN AT 50 PSI
Connection Thread Size	1/2 IN.-14 IN
Connection Thread Series	NPT
Connection Thread Location	EXTERNAL
Material	COPPER ALLOY

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

⇄ Related Items 5

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4210-01-231-99061/2TF29-180-24 BRASS POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

Possible match (shared part number)Bete Fog Nozzle, Llc

4210-01-231-9907 POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

Possible match (shared part number)

4210-01-232-2555 POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

Possible match (shared part number)

4210-01-232-3078 POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

Possible match (shared part number)

4210-01-232-8435TF29-180-21 POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

Possible match (shared part number)Bete Fog Nozzle, Llc

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
MIL-S-24660-32	2/2 Government specification standardization U.S. Government activity
MIL-S-24660	4/1 Identification reference U.S. Government activity

Related Parts

4210-01-231-9906POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

1/2TF29-180-24 BRASS

4210-01-231-9907POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

4210-01-232-2555POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

4210-01-232-3078POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

4210-01-232-8435POSSIBLE MATCH

HEAD,SPRINKLER,FIRE PROTECTION

TF29-180-21

Frequently Asked Questions

What is NSN 4210-01-231-7168?

NSN 4210-01-231-7168 is a Head,sprinkler,fire Protection, classified under FSC 4210, Firefighting Equipment. Status: active.

What NSN replaces 4210-01-231-7168?

5 possible matches (shared part number, not a government interchangeability claim): 4210-01-231-9906, 4210-01-231-9907, 4210-01-232-2555. Verify interchangeability with system specifications before substitution.

What are the specifications of 4210-01-231-7168?

Key specifications for 4210-01-231-7168: Head Type: SPRINKLER; Flow Capacity at Specified Pressure Rating: 40 GAL PER MIN AT 50 PSI; Connection Thread Size: 1/2 IN.-14 IN; Connection Thread Series: NPT. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4210-01-231-7168 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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