NSN 3040-00-337-7616 · NIIN 003377616 · Part number A556-254
Bae Systems Information and Electronic Systems Integration Inc. · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 72314
Government record, cited
NSN 3040-00-337-7616 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-337-7616. Manufacturer of record part number: A556-254.
Also searched as3040-00-337-7616 ·
3040003377616 ·
NIIN 003377616 ·
00-337-7616 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 72314 · A556-254
Length From Pivot Pinhole Centerline to Point of Engagement: 0.297 INCHES NOMINAL IN
Style Designator: CRESCENT, HOOK STOP
Material Thickness: 0.078 INCHES NOMINAL IN
Pivot Pin Hole Diameter: 0.1253 INCHES MINIMUM AND 0.1258 INCHES MAXIMUM IN
Material: COPPER ALLOY
3 manufacturer part numbers on file
Manufacturer of record: Bae Systems Information and Electronic Systems Integration Inc.
Identification
NSN: 3040-00-337-7616
NIIN: 003377616
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: A556-254
Manufacturer: Bae Systems Information and Electronic Systems Integration Inc.
General Description
The Pawl, cataloged under National Stock Number 3040-00-337-7616, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 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
3040-00-337-7616
Primary Part Number
A556-254
Item Name
Pawl
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Bae Systems Information and Electronic Systems Integration Inc.
Status
ACTIVE
Length From Pivot Pinhole Centerline to Point of Engagement
0.297 INCHES NOMINAL IN
Style Designator
CRESCENT, HOOK STOP
Material Thickness
0.078 INCHES NOMINAL IN
Pivot Pin Hole Diameter
0.1253 INCHES MINIMUM AND 0.1258 INCHES MAXIMUM IN
Leica Inc Surveying and Photogrammetry Systems Div (USA)
No interchangeability data on file.
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file
Frequently Asked Questions
What is NSN 3040-00-337-7616?
NSN 3040-00-337-7616 is a Pawl, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-00-337-7616?
NSN 3040-00-337-7616 has 3 manufacturer part numbers on file: A556-254 (Bae Systems Information and Electronic Systems Integration Inc.), A556-254 (American Optical Co), A556-254 (Leica Inc Surveying and Photogrammetry Systems Div).
What are the specifications of A556-254?
Key specifications for A556-254: Length From Pivot Pinhole Centerline to Point of Engagement: 0.297 INCHES NOMINAL IN; Style Designator: CRESCENT, HOOK STOP; Overall Length: 0.422 INCHES NOMINAL IN; Material Thickness: 0.078 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 3040-00-337-7616 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.