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74A451026-2001 — RETAINER,NUT AND BOLT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

74A451026-2001: RETAINER,NUT AND BOLT.

The RETAINER,NUT AND BOLT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630, overall_width: 1.750 INCHES NOMINAL IN, overall_height: 1.000 INCHES NOMINAL IN, overall_length: 4.495 INCHES NOMINAL IN, style_designator: ANCHOR, material_thickness: 0.080 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-131-5647, 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
74A451026-2001
NSN: 5340-01-131-5647
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 630
overall_width1.750 INCHES NOMINAL IN
overall_height1.000 INCHES NOMINAL IN
overall_length4.495 INCHES NOMINAL IN
style_designatorANCHOR
material_thickness0.080 INCHES NOMINAL IN
mounting_hole_diameter0.195 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
width_between_cup_flats1.060 INCHES NOMINAL IN
material_document_and_classificationAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
distance_between_mounting_hole_centers3.875 INCHES NOMINAL IN
center_to_center_distance_between_cup_and_mounting_hole1.938 INCHES NOMINAL IN
NSN5340-01-131-5647
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74A451026-2001 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
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 3.875 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ANCHOR
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.195 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.080 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.000 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS3.875 INCHES NOMINAL IN
STYLE DESIGNATORANCHOR
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.195 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
OVERALL LENGTH4.495 INCHES NOMINAL IN
OVERALL WIDTH1.750 INCHES NOMINAL IN
MATERIAL THICKNESS0.080 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN CUP AND MOUNTING HOLE1.938 INCHES NOMINAL IN
MATERIALSTEEL COMP 630
SUBSTITUTES & CROSS-REFERENCES 2
9M904-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10112592Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 74A451026-2001?
74A451026-2001 is a RETAINER,NUT AND BOLT.
What parts can replace 74A451026-2001?
There are 2 known substitutes for 74A451026-2001: 9M904-1, 10112592. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A451026-2001?
74A451026-2001 is cataloged in the U.S. Government catalog under NSN 5340-01-131-5647. 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.