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803940-1 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

803940-1: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: STEEL COMP 301 LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: NOT INCLUDED, overall_width: 0.320 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN, overall_length: 1.150 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN, style_designator: STRAIGHT ARCH. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-109-6984, 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
803940-1
NSN: 5340-00-109-6984
FSC: 5340 — Hardware, Commercial
CAGE: 64547 — HONEYWELL INTERNATIONAL, INC DIV AEROSPACE-TUCSON (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialSTEEL COMP 301 LOCATION NOT OTHERWISE SPECIFIED
mounting_padNOT INCLUDED
overall_width0.320 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
overall_length1.150 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
style_designatorSTRAIGHT ARCH
material_thickness0.016 INCHES NOMINAL IN
mounting_hole_size0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
inside_diameter/arch_length0.390 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
distance_between_mounting_hole_centers0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN
distance_between_base_and_inside_of_arch0.170 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
NSN5340-00-109-6984
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 803940-1 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
•
MOUNTING HOLE SIZE: 0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: STRAIGHT ARCH
•
MATERIAL THICKNESS: 0.016 INCHES NOMINAL IN
•
CUSHION: NOT INCLUDED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN
MOUNTING PADNOT INCLUDED
STYLE DESIGNATORSTRAIGHT ARCH
OVERALL LENGTH1.150 INCHES MINIMUM AND 1.210 INCHES MAXIMUM IN
OVERALL WIDTH0.320 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
MATERIAL THICKNESS0.016 INCHES NOMINAL IN
CUSHIONNOT INCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.170 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
MATERIALSTEEL COMP 301 LOCATION NOT OTHERWISE SPECIFIED
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 803940-1?
803940-1 is a STRAP,RETAINING.
What is the NSN for 803940-1?
803940-1 is cataloged in the U.S. Government catalog under NSN 5340-00-109-6984. 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.