PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12281Screw,access,case

Aerosonic Llc · NSN 6645-01-010-3746 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-010-3746 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-010-3746. Primary manufacturer part number: 12281.
Features
  • Screw,access,case — FSC 6645
  • 2 verified cross-references
  • Primary manufacturer: Aerosonic Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,access,case, cataloged under National Stock Number 6645-01-010-3746, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Aerosonic Llc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-010-3746
Primary Part Number12281
Item NameScrew,access,case
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerAerosonic Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5910-00-070-7010561R10TCCQ15 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Vishay Intertechnology, Inc.
1377-00-100-01291000-18 INTERCHANGEABLE
Actuator Assembly,e
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
3110-00-100-6151MS19059-2414 INTERCHANGEABLE
Ball,bearing
American Society for Testing and Materials Dba Astm International
5133-00-228-1366 INTERCHANGEABLE
Drill,twist
5325-00-282-16330510-0045 INTERCHANGEABLE
Ring,retaining
Keysight Technologies Inc
5306-00-282-8354 INTERCHANGEABLE
Bolt,machine
5977-00-285-002212281 INTERCHANGEABLE
Brush Set,electrical Contact
Kalmar AC Inc
4320-00-318-4096132 0718 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Caterpillar Inc Div Caterpillar Defense
4920-00-526-3236100018 INTERCHANGEABLE
Mounting Plate,switch
Contraves Inc
5355-00-687-273710-0018 INTERCHANGEABLE
Knob
Smyth Aerospace Manufacturing Ltd
Cross-Reference Index
Part NumberManufacturer
12281 PRIMARY Aerosonic Llc (USA)
100018 Aerosonic Llc (USA)
Related Parts
5910-00-070-7010INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
561R10TCCQ15
1377-00-100-0129INTERCHANGEABLE
ACTUATOR ASSEMBLY,E
1000-18
3110-00-100-6151INTERCHANGEABLE
BALL,BEARING
MS19059-2414
5133-00-228-1366INTERCHANGEABLE
DRILL,TWIST
5325-00-282-1633INTERCHANGEABLE
RING,RETAINING
0510-0045
5306-00-282-8354INTERCHANGEABLE
BOLT,MACHINE
5977-00-285-0022INTERCHANGEABLE
BRUSH SET,ELECTRICAL CONTACT
12281
4320-00-318-4096INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
132 0718
4920-00-526-3236INTERCHANGEABLE
MOUNTING PLATE,SWITCH
100018
5355-00-687-2737INTERCHANGEABLE
KNOB
10-0018
1560-00-756-0503INTERCHANGEABLE
NUT,RETAINING,DRAIN VALVE
5998-00-770-1975INTERCHANGEABLE
PRINTED CIRCUIT BOARD
100018

Frequently Asked Questions

What is NSN 6645-01-010-3746?

NSN 6645-01-010-3746 is a Screw,access,case, manufactured by Aerosonic Llc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-010-3746?

NSN 6645-01-010-3746 has 2 cross-referenced part numbers: 12281 (Aerosonic Llc), 100018 (Aerosonic Llc).

What NSN replaces 6645-01-010-3746?

There are 12 known substitutes for 6645-01-010-3746: 5910-00-070-7010, 1377-00-100-0129, 3110-00-100-6151 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12281?

Key specifications for 12281: End Item Identification: ACFT MODEL HH3F. 1 total characteristics are documented in the Federal Logistics Information System.

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