NSN 5340-01-731-2903 · NIIN 017312903 · Part number 6985177-A40
Naval Sea Systems Command · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5340-01-731-2903 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-731-2903. Manufacturer of record part number: 6985177-A40.
The Turnbuckle, cataloged under National Stock Number 5340-01-731-2903, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: AY.
Catalog Facts
Item Name
Turnbuckle
FSC / FSG
5340 — Hardware, Commercial (FSG 53)
Manufacturers
Naval Sea Systems Command (CAGE 53711)
Technical Specifications
Parameter
Value
NSN
5340-01-731-2903
Primary Part Number
6985177-A40
Item Name
Turnbuckle
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
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
Unit of Issue
AY
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5340-01-731-29136985177-A34POSSIBLE MATCH
TURNBUCKLE
Possible match (shared part number)Naval Sea Systems Command
5340-01-731-29196985177-A32POSSIBLE MATCH
TURNBUCKLE
Possible match (shared part number)Naval Sea Systems Command
5340-01-731-29266985177-A36POSSIBLE MATCH
TURNBUCKLE
Possible match (shared part number)Naval Sea Systems Command
5340-01-731-36976985177-A41POSSIBLE MATCH
TURNBUCKLE
Possible match (shared part number)Naval Sea Systems Command
5340-01-731-37006985177-A44POSSIBLE MATCH
TURNBUCKLE
Possible match (shared part number)Naval Sea Systems Command
5340-01-731-37226985177-A48POSSIBLE MATCH
RING,TIE DOWN
Possible match (shared part number)Naval Sea Systems Command
C/1Advisory reference — outside the item-of-supply concept
Naval Sea Systems Command
6985177
D/9Drawing number reference only
Naval Sea Systems Command
H532-0102-A40
5/2Secondary reference
U.S. Government activity
Related Parts
5340-01-731-2913POSSIBLE MATCH
TURNBUCKLE
6985177-A34
5340-01-731-2919POSSIBLE MATCH
TURNBUCKLE
6985177-A32
5340-01-731-2926POSSIBLE MATCH
TURNBUCKLE
6985177-A36
5340-01-731-3697POSSIBLE MATCH
TURNBUCKLE
6985177-A41
5340-01-731-3700POSSIBLE MATCH
TURNBUCKLE
6985177-A44
5340-01-731-3722POSSIBLE MATCH
RING,TIE DOWN
6985177-A48
Frequently Asked Questions
What is NSN 5340-01-731-2903?
NSN 5340-01-731-2903 is a Turnbuckle, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-731-2903?
NSN 5340-01-731-2903 has 2 manufacturer part numbers on file: 100-6985177-A40 (Naval Sea Systems Command), 6985177-A40 (Naval Sea Systems Command).
What NSN replaces 5340-01-731-2903?
6 possible matches (shared part number, not a government interchangeability claim): 5340-01-731-2913, 5340-01-731-2919, 5340-01-731-2926. Verify interchangeability with system specifications before substitution.
Is NSN 5340-01-731-2903 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.