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L1700121 — RETAINER,ASSEMBLED NUT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L1700121: RETAINER,ASSEMBLED NUT.

The RETAINER,ASSEMBLED NUT is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 1.19 INCHES NOMINAL IN, overall_length: 1.88 INCHES NOMINAL IN, special_features: HEAT TREAT TO RH1075; FINISH 60AA; 0.140" THICKNESS, general_characteristics_item_description: IDENTIFY PER LA0104-026, part_name_assigned_by_controlling_agency: RETAINER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-692-8184, 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
L1700121
NSN: 5340-01-692-8184
NIINs: 016928184, 016928187
FSC: 5340 — Hardware, Commercial
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialSTEEL
overall_width1.19 INCHES NOMINAL IN
overall_length1.88 INCHES NOMINAL IN
special_featuresHEAT TREAT TO RH1075; FINISH 60AA; 0.140" THICKNESS
general_characteristics_item_descriptionIDENTIFY PER LA0104-026
part_name_assigned_by_controlling_agencyRETAINER
NSN5340-01-692-8184
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L1700121 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: IDENTIFY PER LA0104-026
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONIDENTIFY PER LA0104-026
OVERALL LENGTH1.88 INCHES NOMINAL IN
OVERALL WIDTH1.19 INCHES NOMINAL IN
SPECIAL FEATURESHEAT TREAT TO RH1075; FINISH 60AA; 0.140" THICKNESS
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L1700121?
L1700121 is a RETAINER,ASSEMBLED NUT.
What is the NSN for L1700121?
L1700121 is cataloged in the U.S. Government catalog under NSN 5340-01-692-8184. 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.