NSN 4810-01-056-6925 · NIIN 010566925 · Part number 42520A
Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 73760
Government record, cited
NSN 4810-01-056-6925 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-056-6925. Manufacturer of record part number: 42520A.
General Characteristics Item Description: ALUMINUM ALLOY,2024-T351 PER QQ-A-200/3 OR QQ-A-225/6; ANODIZED PER MIL-A-8625 TYPE II; 1.125 IN. SQUARE STOCK; .250 IN. MIN/.260 MAX H; 4 HOLES EQUALLY SPACED ON 1.250 IN DIAMETER BOLT CIRCLE IN
2 manufacturer part numbers on file
Manufacturer of record: Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
Identification
NSN: 4810-01-056-6925
NIIN: 010566925
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 42520A
Manufacturer: Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
General Description
The Cap, cataloged under National Stock Number 4810-01-056-6925, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4810-01-056-6925
Primary Part Number
42520A
Item Name
Cap
FSC / FSG
4810 / 48 — Valves, Powered
Manufacturer
Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
Status
ACTIVE
General Characteristics Item Description
ALUMINUM ALLOY,2024-T351 PER QQ-A-200/3 OR QQ-A-225/6; ANODIZED PER MIL-A-8625 TYPE II; 1.125 IN. SQUARE STOCK; .250 IN. MIN/.260 MAX H; 4 HOLES EQUALLY SPACED ON 1.250 IN DIAMETER BOLT CIRCLE IN
Honeywell International Inc. Div Aerospace - Torrance (USA)
No interchangeability data on file.
Other items in FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247
4810-00-001-1247 · Item name not on file
4810-00-001-4499
VALVE,SOLENOID
4810-00-001-4531
4810-00-001-4531 · Item name not on file
4810-00-001-4532
4810-00-001-4532 · Item name not on file
4810-00-001-4554
4810-00-001-4554 · Item name not on file
4810-00-001-4555
4810-00-001-4555 · Item name not on file
4810-00-001-4556
4810-00-001-4556 · Item name not on file
4810-00-001-4611
4810-00-001-4611 · Item name not on file
Frequently Asked Questions
What is NSN 4810-01-056-6925?
NSN 4810-01-056-6925 is a Cap, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 4810, Valves, Powered. Status: active.
What part numbers are listed for NSN 4810-01-056-6925?
NSN 4810-01-056-6925 has 2 manufacturer part numbers on file: 42520A (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S), 585183-1 (Honeywell International Inc. Div Aerospace - Torrance).
What are the specifications of 42520A?
Key specifications for 42520A: General Characteristics Item Description: ALUMINUM ALLOY,2024-T351 PER QQ-A-200/3 OR QQ-A-225/6; ANODIZED PER MIL-A-8625 TYPE II; 1.125 IN. SQUARE STOCK; .250 IN. MIN/.260 MAX H; 4 HOLES EQUALLY SPACED ON 1.250 IN DIAMETER BOLT CIRCLE IN; End Item Identification: GENERAL DYNAMICS ACFT F-16A AND B A. 1 specification is documented in the U.S. Government catalog.
Is NSN 4810-01-056-6925 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.