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A51L21058-27 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A51L21058-27: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: PLASTIC POLYAMIDE NYLON LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: NOT INCLUDED, overall_width: 0.380 INCHES NOMINAL IN, overall_length: 1.030 INCHES NOMINAL IN, special_features: TWO GUIDE LIPS 0.380 IN. LG; 0.032 IN.

W; 0.006 IN. MIN 0.010 IN. MAX H IN.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-264-1140, 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
A51L21058-27
NSN: 5340-01-264-1140
FSC: 5340 — Hardware, Commercial
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialPLASTIC POLYAMIDE NYLON LOCATION NOT OTHERWISE SPECIFIED
mounting_padNOT INCLUDED
overall_width0.380 INCHES NOMINAL IN
overall_length1.030 INCHES NOMINAL IN
special_featuresTWO GUIDE LIPS 0.380 IN. LG; 0.032 IN. W; 0.006 IN. MIN 0.010 IN. MAX H IN
material_thickness0.250 INCHES NOMINAL IN
mounting_hole_size0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
inside_diameter/arch_length0.252 INCHES NOMINAL IN
material_document_and_classificationG-4104BFA,GRUMMAN AEROSPACE CORP MFR REF SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
distance_between_base_and_inside_of_arch0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
center_to_center_distance_between_arch_and_mounting_hole0.530 INCHES NOMINAL IN
NSN5340-01-264-1140
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A51L21058-27 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: 0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
•
MOUNTING PAD: NOT INCLUDED
•
MATERIAL DOCUMENT AND CLASSIFICATION: G-4104BFA,GRUMMAN AEROSPACE CORP MFR REF SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
MATERIAL THICKNESS: 0.250 INCHES NOMINAL IN
•
CUSHION: NOT INCLUDED
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
MOUNTING PADNOT INCLUDED
MATERIAL DOCUMENT AND CLASSIFICATIONG-4104BFA,GRUMMAN AEROSPACE CORP MFR REF SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
OVERALL LENGTH1.030 INCHES NOMINAL IN
OVERALL WIDTH0.380 INCHES NOMINAL IN
MATERIAL THICKNESS0.250 INCHES NOMINAL IN
CUSHIONNOT INCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
SPECIAL FEATURESTWO GUIDE LIPS 0.380 IN. LG; 0.032 IN. W; 0.006 IN. MIN 0.010 IN. MAX H IN
MATERIALPLASTIC POLYAMIDE NYLON 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
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A51L21058-27?
A51L21058-27 is a STRAP,RETAINING.
What is the NSN for A51L21058-27?
A51L21058-27 is cataloged in the U.S. Government catalog under NSN 5340-01-264-1140. This indicates validated use in U.S. government and defense supply chains.
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