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123AV12137-11 — LOOP,STRAP FASTENER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

123AV12137-11: LOOP,STRAP FASTENER.

The LOOP,STRAP FASTENER is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 3003, inside_width: 0.188 INCHES NOMINAL IN, inside_length: 0.563 INCHES NOMINAL IN, outside_width: 0.288 INCHES NOMINAL IN, overall_length: 0.663 INCHES NOMINAL IN, painted_feature: NOT INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-022-8522, 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
123AV12137-11
NSN: 5340-01-022-8522
FSC: 5340 — Hardware, Commercial
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 3003
inside_width0.188 INCHES NOMINAL IN
inside_length0.563 INCHES NOMINAL IN
outside_width0.288 INCHES NOMINAL IN
overall_length0.663 INCHES NOMINAL IN
painted_featureNOT INCLUDED
style_designatorRECTANGLE
surface_treatmentCHROMATE
specification/standard_data26512-GC21 MANUFACTURERS SPECIFICATION
material_document_and_classificationQQ-A-250/2, TEMPER H14 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-022-8522
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 123AV12137-11 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
•
INSIDE WIDTH: 0.188 INCHES NOMINAL IN
•
INSIDE LENGTH: 0.563 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/2, TEMPER H14 FED SPEC SINGLE MATERIAL RESPONSE
•
SPECIFICATION/STANDARD DATA: 26512-GC21 MANUFACTURERS SPECIFICATION
•
PAINTED FEATURE: NOT INCLUDED
•
OUTSIDE WIDTH: 0.288 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INSIDE WIDTH0.188 INCHES NOMINAL IN
INSIDE LENGTH0.563 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/2, TEMPER H14 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.663 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA26512-GC21 MANUFACTURERS SPECIFICATION
PAINTED FEATURENOT INCLUDED
OUTSIDE WIDTH0.288 INCHES NOMINAL IN
SURFACE TREATMENTCHROMATE
MATERIALALUMINUM ALLOY 3003
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 123AV12137-11?
123AV12137-11 is a LOOP,STRAP FASTENER.
What is the NSN for 123AV12137-11?
123AV12137-11 is cataloged in the U.S. Government catalog under NSN 5340-01-022-8522. 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.