PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M5501/3-R10Cap,protective,dust and Moisture

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5340-00-597-4502 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-597-4502 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-597-4502. Primary manufacturer part number: M5501/3-R10.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Material: PLASTIC
  • Overall Diameter: 1.438 INCHES NOMINAL IN
  • Nondefinitive Spec/std Data: 2 TYPE AND 10 SIZE
  • Thread Size and Series/type Designator: 7/8-14 UNF
  • Design Type: THREADED
  • Thread Class: 3B
  • Round Cap Outside Surface Condition: SMOOTH
Applications
  • Applications requiring Plastic construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-597-4502, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-597-4502
Primary Part NumberM5501/3-R10
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
MaterialPLASTIC
Overall Diameter1.438 INCHES NOMINAL IN
Nondefinitive Spec/std Data2 TYPE AND 10 SIZE
Thread Size and Series/type Designator7/8-14 UNF
Design TypeTHREADED
Thread Class3B
Round Cap Outside Surface ConditionSMOOTH
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5340-00-051-0029
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
No Item Name Available
Cap,protective,dust and Moisture
5340-00-171-2436MS90376-18Y SUCCESSOR
Cap,protective,dust and Moisture
Sae International Dba Sae International
Plug,protective,dust and Moistur
Cap-Plug,protective,dust and Moi
Plug,protective,dust and Moistur
5340-00-290-72496735707-23 SUCCESSOR
Cap-Plug,protective,dust and Moi
Allison Transmission Inc Dba Allison Transmission, Inc
Plug,protective,dust and Moistur
Cap,protective,dust and Moisture
Cap,protective,dust and Moisture
Cross-Reference Index
Part NumberManufacturer
M5501/3-R10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILC5501 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
S8625-7-8-14 Honeywell International Inc. Div Aerospace - Torrance (USA)
MIL-C-5501/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 5340-00-051-0029 Cap,protective,dust and Moisture
5340-00-687-3305SUCCESSOR
NO ITEM NAME AVAILABLE
5340-00-171-2436SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
MS90376-18Y
5340-00-205-6961SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
5340-00-264-1208SUCCESSOR
CAP-PLUG,PROTECTIVE,DUST AND MOI
5340-00-286-4147SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
5340-00-290-7249SUCCESSOR
CAP-PLUG,PROTECTIVE,DUST AND MOI
6735707-23
5340-00-297-1659SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
5340-00-298-9419SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
5340-00-449-4491SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
5340-00-481-8934SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
5340-00-493-5835SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
MS90376-14R

Frequently Asked Questions

What is NSN 5340-00-597-4502?

NSN 5340-00-597-4502 is a Cap,protective,dust and Moisture, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-597-4502?

NSN 5340-00-597-4502 has 4 cross-referenced part numbers: M5501/3-R10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC5501 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S8625-7-8-14 (Honeywell International Inc. Div Aerospace - Torrance), MIL-C-5501/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5340-00-597-4502?

There are 12 known substitutes for 5340-00-597-4502: 5340-00-687-3305, 5340-00-051-0029, 5340-00-171-2436 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M5501/3-R10?

Key specifications for M5501/3-R10: Material: PLASTIC; Overall Diameter: 1.438 INCHES NOMINAL IN; Nondefinitive Spec/std Data: 2 TYPE AND 10 SIZE; Thread Size and Series/type Designator: 7/8-14 UNF. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-597-4502 still in active supply?

NSN 5340-00-597-4502 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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