Thread Size and Series/type Designator: 7/16-20 UNF
Identification
NSN: 2520-01-085-2608
NIIN: 010852608
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
General Description
The Breather, cataloged under National Stock Number 2520-01-085-2608, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
2520-01-085-2608
Item Name
Breather
FSC / FSG
2520 / 25 — Vehicular Power Transmission Components
Status
ACTIVE
Connection Type
THREADED
Body Material
STEEL
Thread Size and Series/type Designator
7/16-20 UNF
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
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
201-10982
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 2520 — Vehicular Power Transmission Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2520-00-000-3976
2520-00-000-3976 · Item name not on file
2520-00-000-8852
2520-00-000-8852 · Item name not on file
2520-00-000-9292
2520-00-000-9292 · Item name not on file
2520-00-001-0011
2520-00-001-0011 · Item name not on file
2520-00-001-3397
2520-00-001-3397 · Item name not on file
2520-00-001-3425
2520-00-001-3425 · Item name not on file
2520-00-001-3440
ROLLER,CENTER
2520-00-001-3441
2520-00-001-3441 · Item name not on file
Frequently Asked Questions
What is NSN 2520-01-085-2608?
NSN 2520-01-085-2608 is a Breather, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
What are the specifications of 2520-01-085-2608?
Key specifications for 2520-01-085-2608: Connection Type: THREADED; Overall Length: 4.260 INCHES MAXIMUM IN; Body Material: STEEL; Special Features: 0.250 IN.TUBE;EXTERNALLY THD FASTENER;FASTENER IS SOLDERED IN CENTER OF TUBE;0.500 IN.HEX WRENCHING SURFACE IN. 3 specifications are documented in the U.S. Government catalog.
Is NSN 2520-01-085-2608 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.