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40840-6 — HOSE,NONMETALLIC

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

40840-6: HOSE,NONMETALLIC.

The HOSE,NONMETALLIC is a the manufacturer industrial component. Key specifications include end_item_identification: MOBILE ARRESTING GEAR SYSTEM, part_name_assigned_by_controlling_agency: HOSE, 1 1/4IN. ID X 9IN.

LG IN. This part is cataloged in the U.S. Government catalog under NSN 5310-00-975-2741, 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
40840-6
NSN: 5310-00-975-2741
NIINs: 009752741, 016810729
FSC: 5310 — Nuts and Washers
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)
SPECIFICATIONS
end_item_identificationMOBILE ARRESTING GEAR SYSTEM
part_name_assigned_by_controlling_agencyHOSE, 1 1/4IN. ID X 9IN. LG IN
NSN5310-00-975-2741
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 40840-6 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2417 ASSN STD 1ST TREATMENT RESPONSE AND AMS 2417 ASSN STD 2ND TREATMENT RESPONSE OVERALL
•
RADIUS: 0.385 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN
•
HARDNESS RATING: 41.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: CONCAVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.640 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.105 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
SPECIFICATION/STANDARD DATA: 80205-NAS1288 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2417 ASSN STD 1ST TREATMENT RESPONSE AND AMS 2417 ASSN STD 2ND TREATMENT RESPONSE OVERALL
RADIUS0.385 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN
HARDNESS RATING41.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORCONCAVE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.640 INCHES MAXIMUM IN
MATERIAL THICKNESS0.105 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA80205-NAS1288 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
RECESS DIAMETER0.620 INCHES MAXIMUM IN
SURFACE TREATMENTNICKEL AND ZINC OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40840-6?
40840-6 is a HOSE,NONMETALLIC.
What is the NSN for 40840-6?
40840-6 is cataloged in the U.S. Government catalog under NSN 5310-00-975-2741. 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.