NSN 4240-01-182-9853 · NIIN 011829853 · Part number 25-1110 AND 25-1012
Hess Manufacturing Inc Div Blast-It-All · FSC 4240 — Safety and Rescue Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 58166
Government record, cited
NSN 4240-01-182-9853 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-182-9853. Manufacturer of record part number: 25-1110 AND 25-1012.
Also searched as4240-01-182-9853 ·
4240011829853 ·
NIIN 011829853 ·
01-182-9853 ·
FSC 4240 Safety and Rescue Equipment · CAGE 58166 · 25-1110 AND 25-1012 · 77-AC
Nearby stock numbers← 4240-01-182-9498
·
4240-01-182-9854 Valve and Belt Assembly →
Features
Valve and Belt Assembly — FSC 4240
General Characteristics Item Description: PART OF AIR RESPIRATOR AIR CONDITIONING
1 manufacturer part number on file
Manufacturer of record: Hess Manufacturing Inc Div Blast-It-All
Identification
NSN: 4240-01-182-9853
NIIN: 011829853
FSC: 4240 — Safety and Rescue Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: 25-1110 AND 25-1012
Manufacturer: Hess Manufacturing Inc Div Blast-It-All
General Description
The Valve and Belt Assembly, cataloged under National Stock Number 4240-01-182-9853, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Hess Manufacturing Inc Div Blast-It-All. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4240-01-182-9853
Primary Part Number
25-1110 AND 25-1012
Item Name
Valve and Belt Assembly
FSC / FSG
4240 / 42 — Safety and Rescue Equipment
Manufacturer
Hess Manufacturing Inc Div Blast-It-All
Status
ACTIVE
General Characteristics Item Description
PART OF AIR RESPIRATOR AIR CONDITIONING
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 4240 — Safety and Rescue Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4240-00-001-1515
4240-00-001-1515 · Item name not on file
4240-00-001-2684
4240-00-001-2684 · Item name not on file
4240-00-006-0022
HOSE,EVACUATION
4240-00-007-4576
4240-00-007-4576 · Item name not on file
4240-00-007-8182
4240-00-007-8182 · Item name not on file
4240-00-007-8183
4240-00-007-8183 · Item name not on file
4240-00-007-8184
4240-00-007-8184 · Item name not on file
4240-00-007-8185
4240-00-007-8185 · Item name not on file
Frequently Asked Questions
What is NSN 4240-01-182-9853?
NSN 4240-01-182-9853 is a Valve and Belt Assembly, manufactured by Hess Manufacturing Inc Div Blast-It-All, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
What part numbers are listed for NSN 4240-01-182-9853?
NSN 4240-01-182-9853 has 1 manufacturer part number on file: 25-1110 AND 25-1012 (Hess Manufacturing Inc Div Blast-It-All).
What are the specifications of 25-1110 AND 25-1012?
Key specifications for 25-1110 AND 25-1012: General Characteristics Item Description: PART OF AIR RESPIRATOR AIR CONDITIONING; End Item Identification: 4940000999802. 1 specification is documented in the U.S. Government catalog.
Is NSN 4240-01-182-9853 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.