The Shackle, cataloged under National Stock Number 4030-00-236-8399, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government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
4030-00-236-8399
Item Name
Shackle
FSC / FSG
4030 / 40 — Fittings for Rope, Cable, and Chain
Status
ACTIVE
Inside Length
14.125 INCHES NOMINAL IN
End Condition
PLAIN
Material Diameter
4.188 INCHES NOMINAL IN
Style Designator
CHAIN
Opening Width
6.000 INCHES NOMINAL IN
Locking Device Type
RIVET
Features Provided
FORELOCK PINHOLE
Nondefinitive Spec/std Data
2 GROUP
Closure Head Style
OVAL COUNTERSINK
Material
STEEL
Breaking Strength
ERR-060
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4010-00-262-2586POSSIBLE MATCH
CHAIN,STUD LINK
Possible match (shared part number)
4010-00-262-2593POSSIBLE MATCH
CHAIN,STUD LINK
Possible match (shared part number)
4010-00-262-9179POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
Possible match (shared part number)
4030-00-263-9329POSSIBLE MATCH
SWIVEL,EYE AND LINK
Possible match (shared part number)
2050-00-264-4507POSSIBLE MATCH
BAIL,CONCRETE SINKER
Possible match (shared part number)
2050-00-264-4508POSSIBLE MATCH
BAIL,CONCRETE SINKER
Possible match (shared part number)
4030-00-267-7076POSSIBLE MATCH
SHACKLE
Possible match (shared part number)
4010-00-274-5020POSSIBLE MATCH
LINK,CHAIN,END
Possible match (shared part number)
4010-00-274-5022POSSIBLE MATCH
LINK,CHAIN,END
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
MILC18295
4/1Identification reference
U.S. Government activity
Related Parts
4010-00-262-2586POSSIBLE MATCH
CHAIN,STUD LINK
4010-00-262-2593POSSIBLE MATCH
CHAIN,STUD LINK
4010-00-262-9179POSSIBLE MATCH
CHAIN ASSEMBLY,SINGLE LEG
4030-00-263-9329POSSIBLE MATCH
SWIVEL,EYE AND LINK
2050-00-264-4507POSSIBLE MATCH
BAIL,CONCRETE SINKER
2050-00-264-4508POSSIBLE MATCH
BAIL,CONCRETE SINKER
4030-00-267-7076POSSIBLE MATCH
SHACKLE
4010-00-274-5020POSSIBLE MATCH
LINK,CHAIN,END
4010-00-274-5022POSSIBLE MATCH
LINK,CHAIN,END
Frequently Asked Questions
What is NSN 4030-00-236-8399?
NSN 4030-00-236-8399 is a Shackle, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
What NSN replaces 4030-00-236-8399?
9 possible matches (shared part number, not a government interchangeability claim): 4010-00-262-2586, 4010-00-262-2593, 4010-00-262-9179. Verify interchangeability with system specifications before substitution.
What are the specifications of 4030-00-236-8399?
Key specifications for 4030-00-236-8399: Inside Length: 14.125 INCHES NOMINAL IN; End Condition: PLAIN; Material Diameter: 4.188 INCHES NOMINAL IN; Style Designator: CHAIN. 11 specifications are documented in the U.S. Government catalog.
Is NSN 4030-00-236-8399 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.