PartsTable
Technical Data Sheet
Download PDF

207321 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

207321: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: ALUMINUM ALLOY 5052 LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: NOT INCLUDED, overall_width: 0.250 INCHES NOMINAL IN, overall_length: 0.563 INCHES NOMINAL IN, style_designator: CURVED ARCH. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-026-9124, 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
207321
NSN: 5340-00-026-9124
FSC: 5340 — Hardware, Commercial
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialALUMINUM ALLOY 5052 LOCATION NOT OTHERWISE SPECIFIED
mounting_padNOT INCLUDED
overall_width0.250 INCHES NOMINAL IN
overall_length0.563 INCHES NOMINAL IN
style_designatorCURVED ARCH
material_thickness0.032 INCHES NOMINAL IN
mounting_hole_size0.140 INCHES NOMINAL IN
inside_diameter/arch_length0.250 INCHES NOMINAL IN
distance_between_base_and_inside_of_arch0.218 INCHES NOMINAL IN
center_to_center_distance_between_arch_and_mounting_hole0.2805 INCHES NOMINAL IN
NSN5340-00-026-9124
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 207321 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: 0.140 INCHES NOMINAL IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: CURVED ARCH
•
MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN
•
CUSHION: NOT INCLUDED
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 0.218 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.140 INCHES NOMINAL IN
MOUNTING PADNOT INCLUDED
STYLE DESIGNATORCURVED ARCH
OVERALL LENGTH0.563 INCHES NOMINAL IN
OVERALL WIDTH0.250 INCHES NOMINAL IN
MATERIAL THICKNESS0.032 INCHES NOMINAL IN
CUSHIONNOT INCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.218 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 5052 LOCATION NOT OTHERWISE SPECIFIED
CENTER TO CENTER DISTANCE BETWEEN ARCH AND MOUNTING HOLE0.2805 INCHES NOMINAL IN
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
Ready to buy 207321?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 207321?
207321 is a STRAP,RETAINING.
What is the NSN for 207321?
207321 is cataloged in the U.S. Government catalog under NSN 5340-00-026-9124. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 207321

✓ 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.