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GS2166-11 — INSERTER,SEAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

GS2166-11: INSERTER,SEAL.

The INSERTER,SEAL is a the manufacturer industrial component. Key specifications include shape: ROUND TAPERED, diameter: 1.730 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, overall_length: 10.000 INCHES NOMINAL IN, operation_method: NONIMPACT, functional_description: USED TO INSTALL SEALS ONTO VALVE SLEEVE OR SEAL GROOVES/F100-PW-229 ACFT ENG. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-004-4198, 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
GS2166-11
NSN: 5310-00-004-4198
NIINs: 000044198, 013303376
FSC: 5310 — Nuts and Washers
CAGE: U6533 — TECHSIL LIMITED (GBR)
SPECIFICATIONS
shapeROUND TAPERED
diameter1.730 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING
overall_length10.000 INCHES NOMINAL IN
operation_methodNONIMPACT
functional_descriptionUSED TO INSTALL SEALS ONTO VALVE SLEEVE OR SEAL GROOVES/F100-PW-229 ACFT ENG
reference_data_and_literatureSERD 5688
NSN5310-00-004-4198
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: GS2166-11 · 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 2
GD2166-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
99-145-1023Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GS2166-11?
GS2166-11 is a INSERTER,SEAL.
What parts can replace GS2166-11?
There are 2 known substitutes for GS2166-11: GD2166-11, 99-145-1023. Substitute compatibility should be verified for your specific system.
What is the NSN for GS2166-11?
GS2166-11 is cataloged in the U.S. Government catalog under NSN 5310-00-004-4198. 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.