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1797-1 — LIGHT,NAVIGATIONAL,AIRCRAFT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1797-1: LIGHT,NAVIGATIONAL,AIRCRAFT.

The LIGHT,NAVIGATIONAL,AIRCRAFT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, swage_depth: 0.078 INCHES IN, overall_height: 0.266 INCHES IN, overall_length: 6.200 INCHES NOMINAL IN, terminal_length: 0.141 INCHES IN, largest_diameter: 0.138 INCHES SINGLE END IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-451-1688, 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
1797-1
NSN: 5310-00-451-1688
NIINs: 004511688, 004901161, 014148913
FSC: 5310 — Nuts and Washers
CAGE: 84760 — STANADYNE CORPORATION DBA STANADYNE DIESEL SYSTEMS DIV DIESEL SYSTEMS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
swage_depth0.078 INCHES IN
overall_height0.266 INCHES IN
overall_length6.200 INCHES NOMINAL IN
terminal_length0.141 INCHES IN
largest_diameter0.138 INCHES SINGLE END IN
overall_diameter1.750 INCHES NOMINAL IN
basic_shape_styleTUBULAR, ROUND
precious_materialSILVER
surface_treatmentSILVER OVERALL SINGLE LAYER
thru-hole_diameter0.067 INCHES IN
minor_bushing_length0.078 INCHES IN
NSN5310-00-451-1688
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1797-1 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1797-1?
1797-1 is a LIGHT,NAVIGATIONAL,AIRCRAFT.
What is the NSN for 1797-1?
1797-1 is cataloged in the U.S. Government catalog under NSN 5310-00-451-1688. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.