NSN 1440-01-683-7607 · NIIN 016837607 · Part number S42-9C
Yale Industrial Products, Inc. Div Duff Norton Company · FSC 1440 — Launchers, Guided Missile · FSG 14 — Guided Missiles · CAGE 18740
Government record, cited
NSN 1440-01-683-7607 — this item is cataloged by the U.S. Government under National Stock Number 1440-01-683-7607. Manufacturer of record part number: S42-9C.
Manufacturer of record: Yale Industrial Products, Inc. Div Duff Norton Company
Identification
NSN: 1440-01-683-7607
NIIN: 016837607
FSC: 1440 — Launchers, Guided Missile
FSG: 14 — Guided Missiles
Primary part number: S42-9C
Manufacturer: Yale Industrial Products, Inc. Div Duff Norton Company
General Description
The Lock Washer,missile, cataloged under National Stock Number 1440-01-683-7607, is classified within Federal Supply Class 1440 (Launchers, Guided Missile) of the Guided Missiles group. The manufacturer of record is Yale Industrial Products, Inc. Div Duff Norton Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1440-01-683-7607
Primary Part Number
S42-9C
Item Name
Lock Washer,missile
FSC / FSG
1440 / 14 — Launchers, Guided Missile
Manufacturer
Yale Industrial Products, Inc. Div Duff Norton Company
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Yale Industrial Products, Inc. Div Duff Norton Company (USA)
No interchangeability data on file.
Other items in FSC 1440 — Launchers, Guided Missile
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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1440-00-055-6740 · Item name not on file
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1440-00-072-5945 · Item name not on file
1440-00-075-7878
1440-00-075-7878 · Item name not on file
1440-00-344-1590
1440-00-344-1590 · Item name not on file
1440-00-349-2368
1440-00-349-2368 · Item name not on file
1440-00-349-9202
1440-00-349-9202 · Item name not on file
Frequently Asked Questions
What is NSN 1440-01-683-7607?
NSN 1440-01-683-7607 is a Lock Washer,missile, manufactured by Yale Industrial Products, Inc. Div Duff Norton Company, classified under FSC 1440, Launchers, Guided Missile. Status: active.
What part numbers are listed for NSN 1440-01-683-7607?
NSN 1440-01-683-7607 has 1 manufacturer part number on file: S42-9C (Yale Industrial Products, Inc. Div Duff Norton Company).
What are the specifications of S42-9C?
Key specifications for S42-9C: End Item Identification: MISSILE. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1440-01-683-7607 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.