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PartsTable / COMPONENT / A1051
A1051 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thickness: 0.032 INCHES NOMINAL IN, latch_style: FLAT TURNED-UP END, overall_width: 0.330 INCHES NOMINAL IN, terminal_type: TAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING, notch_diameter: 0.125 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-202-1311, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
A1051
NSN: 5325-00-202-1311
FSC: 5325
CAGE: 80813 — DIMCOGRAY CORPORATION DBA DIMCO-GRAY COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.032 INCHES NOMINAL IN
latch_styleFLAT TURNED-UP END
overall_width0.330 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING
notch_diameter0.125 INCHES NOMINAL IN
overall_length2.675 INCHES NOMINAL IN
insert_materialPLASTIC DIALLYL PHTHALATE SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
special_featuresEVERY OTHER TERMINAL IS BENT OVER 90 DEGREES
precious_materialGOLD
surface_treatmentNICKEL OVERALL
NSN5325-00-202-1311
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A1051 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT: NICKEL OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
•
LATCH OVERALL LENGTH: 0.594 INCHES NOMINAL IN
•
NOTCH DIAMETER: 0.125 INCHES NOMINAL IN
•
THICKNESS: 0.032 INCHES NOMINAL IN
•
LATCH STYLE: FLAT TURNED-UP END
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTNICKEL OVERALL
MATERIALCOPPER ALLOY OVERALL
LATCH OVERALL LENGTH0.594 INCHES NOMINAL IN
NOTCH DIAMETER0.125 INCHES NOMINAL IN
THICKNESS0.032 INCHES NOMINAL IN
LATCH STYLEFLAT TURNED-UP END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
1LInterchangeable
interchangeable cross-reference
interchangeable
GC542A1Interchangeable
interchangeable cross-reference
interchangeable
A-A-51139Interchangeable
interchangeable cross-reference
interchangeable
A-A-51139 TY2 CL2 ST A NO.B-S-11Interchangeable
interchangeable cross-reference
interchangeable
201PC178Interchangeable
interchangeable cross-reference
interchangeable
204PC178Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1051?
A1051 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace A1051?
There are 25 known substitutes for A1051: 1L, GC542A1, A-A-51139 and 22 more. Substitute compatibility should be verified for your specific system.
Is A1051 still available?
A1051 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026