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Technical Data Sheet
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19404 — RING,RETAINING

✓ Government record, cited
Trust · BOLT SCREW
PRODUCT OVERVIEW

19404: RING,RETAINING.

Compact and thin wireless keyboard with separate touchpad for touchscreen-like experience in Windows 8. - Lowprofile keys with comfortable stroke. - Smooth &large 6” touch surface.

- Swipe, scroll, click &pinch to zoom. - Gesture support to switch apps, access Charms bar, back/forward in internet browser etc. - 8 multimedia keys and 2 mouse buttons.

- 8m wireless range (2.4GHz). - Plug&go: no need to install software . This part is cataloged in the U.S.

Government catalog under NSN 5325-00-970-7166, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
19404
NSN: 5325-00-970-7166
NIINs: 009707166, 016658281
FSC: 5325 — Fastening Devices
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)
SPECIFICATIONS
garment_size7-1/4
fiber_materialPOLYESTER MAIN BODY
user_designatorENLISTED MAN AND ENLISTED WOMAN
cloth-fabric_nameTWILL MAIN BODY
part_name_assigned_by_controlling_agencyHAT,SERVICE CAP
NSN5325-00-970-7166
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 19404 · Trust ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
USAGE DESIGN: EXTERNAL
•
MATERIAL DIAMETER: 0.027 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
OUTSIDE DIAMETER: 0.330 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.170 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: CLOVER
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL
MATERIAL DIAMETER0.027 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEROUND
OUTSIDE DIAMETER0.330 INCHES NOMINAL IN
INSIDE DIAMETER0.170 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLECLOVER
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
BACF34D4RReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
PAF41-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 19404?
19404 is a RING,RETAINING manufactured by Trust.
What parts can replace 19404?
There are 2 known substitutes for 19404: BACF34D4R, PAF41-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 19404?
19404 is cataloged in the U.S. Government catalog under NSN 5325-00-970-7166. 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.